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Last Activity: 2010-03-15

Country: United States

Industry: Electric-Integrated

Transactions: Currently showing holdings/transactions Filed between 2009-12-15 and 2010-03-15

Prices: Currenty using base stock prices on Filing Date compared to stock prices on 2010-03-17

Hypotheticals

Hypotheticals use the owners holdings and changes reported as a model portfolio combining with stock price changes between the base price date and end price date. All results/returns are hypothetical and are not actual results!

Contact Information

1411 East Mission Avenue,Spokane, Wa 99202-2600,,United States Phone: 509-489-0500 Fax: 509-482-4823 Website: HTTP://WWW.AVISTACORP.COM

ISIN International Securities Identification Number

US05379B1070

CUSIP Committee on Uniform Securities Identification Procedures

Unknown

Stock Symbols and Exchanges
Exchange Symbol	Reuters	Bloomberg	Exchange Name	MICR	ACCR	City	Country	Website
ava	ava	ava:us	New York Stock Exchange	xnys	nyse	New York	United States	WWW.NYSE.COM

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Owners Summary
Owners:	376	Owners Buying:	156	Buying Pct.:	41.48 %	Owners Netrual:	42	Neutral Pct.:	11.17 %	Owners Selling:	166	Selling Pct.:	44.14 %
Score:	2.89	Brand New:	49	Increase Existing:	107	No Change:	42	Sold Some:	122	Dumped All:	44	No Comparison:	12

Owners Reporting Options
Use 'As-Of/On' instead of 'Filed' for dates:		Begin date:		End date:
A begin price of 1900-01-01 will use the date filed for begin price:		Begin Price date:		End Price date:
- report date span limited to 100 days, all dates in format of yyyy-mm-dd, all fields required!

Show/Hide Columns
Filed	As Of/On	Form	Name
Fundclass	Shares	Activity	Shares Change
Shares Change Pct.	Hypothetical Old Value	Hypothetical New Value	Hypothetical Value Change
Hypothetical Return	Hypothetical Results	Director	Ten Pct
Other	Officer	Officer Title	History

Holdings/Transactions

Filed	As-Of/On	Form	Fullname	Fund Class	Shares	Activity	Shares Change	Shares Pct. Change	Hypothetical Old Value	Hypothetical New Value	Hypothetical Value Chg.	Hypotheticals Return	Hypotheticals Results	Director	Other	Ten Pct	Officer	Officer Title	History
2010-03-15	2010-01-31	N-Q	Capstone Series Fund Inc - Steward International Enhanced Index Fund	No Data	2,430	New Holding	2,430	100 %	$51,881	$52,124	$243	0.46 %	$243						History of Capstone Series Fund Inc - Steward International Enhanced Index Fund Ownership Of Avista Corp
2010-03-12	2010-03-10	4	Vermillion Dennis P	Insider	7,691	Added More	359	5.14 %	$164,741	$164,972	$231	0.14 %	$11		X			President	History of Vermillion Dennis P Ownership Of Avista Corp
2010-03-12	2010-03-09	4	Meyer David J	Insider	14,007	Added More	3,486	49.55 %	$300,030	$300,450	$420	0.14 %	$105		X			Vice President	History of Meyer David J Ownership Of Avista Corp
2010-03-11	2009-12-31	N-CSR	Advanced Series Trust - Ast International Value Portfolio	Multi-Cap Value	32,600	Sold Some	-2,000	-5.78 %	$702,204	$699,270	$-2,934	-0.41 %	$180						History of Advanced Series Trust - Ast International Value Portfolio Ownership Of Avista Corp
2010-03-11	2009-12-31	N-CSR	Northern Lights Variable Trust - Jnf Equity Portfolio	Specialty & Misc		Sold All	-1,850	-100 %				-0.41 %	$167						History of Northern Lights Variable Trust - Jnf Equity Portfolio Ownership Of Avista Corp
2010-03-11	2009-12-31	13F-HR/A	Pggm Investments	No Data	56,336	Sold Some	-3,667	-6.11 %	$1,213,477	$1,208,407	$-5,070	-0.41 %	$330						History of Pggm Investments Ownership Of Avista Corp
2010-03-11	2009-12-31	N-CSR	Phoenix Edge Series Fund - Phoenix Strategic Theme	Specialty & Misc	38,800	New Holding	38,800	100 %	$835,752	$832,260	$-3,492	-0.41 %	$-3,492						History of Phoenix Edge Series Fund - Phoenix Strategic Theme Ownership Of Avista Corp
2010-03-11	2009-12-31	N-CSR	Wilshire Mutual Funds Inc - Wilshire Small Company Value Portfolio	Small-Cap Value	400	No Change	0	0 %	$8,616	$8,580	$-36	-0.41 %	$0						History of Wilshire Mutual Funds Inc - Wilshire Small Company Value Portfolio Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSRS	Frontegra Funds Inc - Frontegra Ironbridge Small Cap Fund	Small-Cap Core		Sold All	-280,210	-100 %				-0.37 %	$22,417						History of Frontegra Funds Inc - Frontegra Ironbridge Small Cap Fund Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSR	Jnl Series Trust - Jnlmcm Small Cap Index Fund A	Small-Cap Core	27	No Compare			$581	$579	$-2	-0.37 %							History of Jnl Series Trust - Jnlmcm Small Cap Index Fund A Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSR	Jpmorgan Insurance Trust - Jpmorgan Insurance Trust Balanced Portfolio	Flexible Portfolio	2,800	New Holding	2,800	100 %	$60,284	$60,060	$-224	-0.37 %	$-224						History of Jpmorgan Insurance Trust - Jpmorgan Insurance Trust Balanced Portfolio Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSR	Jpmorgan Trust Ii - Jpmorgan Technology Fund	Science & Tech	85	Added More	22	34.92 %	$1,830	$1,823	$-7	-0.37 %	$-2						History of Jpmorgan Trust Ii - Jpmorgan Technology Fund Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSR	Russell Investment Funds - Aggressive Equity Fund	Specialty & Misc		Sold All	-6,470	-100 %				-0.37 %	$518						History of Russell Investment Funds - Aggressive Equity Fund Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSR	Rydex Dynamic Funds - Dow 2x Strategy Master Fund	Specialty & Misc	1,086	New Holding	1,086	100 %	$23,382	$23,295	$-87	-0.37 %	$-87						History of Rydex Dynamic Funds - Dow 2x Strategy Master Fund Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSR	Rydex Series Funds - Banking Fund	Financial Services	956	Sold Some	-231	-19.46 %	$20,583	$20,506	$-76	-0.37 %	$18						History of Rydex Series Funds - Banking Fund Ownership Of Avista Corp
2010-03-10	2009-12-31	N-CSR	Rydex Variable Trust - Biotechnology Fund	Health/Biotech	575	Sold Some	-40	-6.50 %	$12,380	$12,334	$-46	-0.37 %	$3						History of Rydex Variable Trust - Biotechnology Fund Ownership Of Avista Corp
2010-03-09	2010-03-08	4	Meyer David J	Insider	3,799	Sold Some	-1,166	-23.48 %	$81,716	$81,489	$-228	-0.27 %	$70		X			Vice President	History of Meyer David J Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	Diversified Investors Funds Group - Value Fund	Multi-Cap Value	34,700	Sold Some	-1,100	-3.07 %	$746,397	$744,315	$-2,082	-0.27 %	$66						History of Diversified Investors Funds Group - Value Fund Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	Diversified Investors Funds Group Ii - Value Fund	Small-Cap Core	34,700	Sold Some	-1,100	-3.07 %	$746,397	$744,315	$-2,082	-0.27 %	$66						History of Diversified Investors Funds Group Ii - Value Fund Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	Diversified Investors Portfolios - Value Portfolio	Multi-Cap Value	34,700	Sold Some	-1,100	-3.07 %	$746,397	$744,315	$-2,082	-0.27 %	$66						History of Diversified Investors Portfolios - Value Portfolio Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	John Hancock Trust - Growth Trust	Multi-Cap Growth	22,060	Added More	11,980	118.84 %	$474,511	$473,187	$-1,324	-0.27 %	$-719						History of John Hancock Trust - Growth Trust Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	John Hancock Trust - Total Stock Market Index Trust	Specialty & Misc	1,574	New Holding	1,574	100 %	$33,857	$33,762	$-94	-0.27 %	$-94						History of John Hancock Trust - Total Stock Market Index Trust Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	Pacific Select Fund - Pd Small-Cap Value Index Portfolio	No Data	1,437	Added More	177	14.04 %	$30,910	$30,824	$-86	-0.27 %	$-11						History of Pacific Select Fund - Pd Small-Cap Value Index Portfolio Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	Pacific Select Fund - Small-Cap Index Portfolio	No Data	27,261	Sold Some	-1,700	-5.86 %	$586,384	$584,748	$-1,636	-0.27 %	$102						History of Pacific Select Fund - Small-Cap Index Portfolio Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSR	Summit Mutual Funds Inc - Zenith Portfolio	Specialty & Misc	3,770	New Holding	3,770	100 %	$81,093	$80,867	$-226	-0.27 %	$-226						History of Summit Mutual Funds Inc - Zenith Portfolio Ownership Of Avista Corp
2010-03-09	2009-12-31	N-CSRS	Wt Mutual Fund - Roxbury Mid Cap Fund	Mid-Cap Core		Sold All	-1,050	-100 %				-0.27 %	$63						History of Wt Mutual Fund - Roxbury Mid Cap Fund Ownership Of Avista Corp
2010-03-08	2009-12-31	N-CSR	Massmutual Select Funds - Massmutual Select Small Company Value Fund	Small-Cap Core	108,805	Added More	31,925	41.52 %	$2,326,251	$2,333,867	$7,616	0.32 %	$2,235						History of Massmutual Select Funds - Massmutual Select Small Company Value Fund Ownership Of Avista Corp
2010-03-08	2009-12-31	N-CSR	Mml Series Investment Fund - Mml Small Cap Index Fund	Small-Cap Core	5,657	Sold Some	-100	-1.73 %	$120,947	$121,343	$396	0.32 %	$-7						History of Mml Series Investment Fund - Mml Small Cap Index Fund Ownership Of Avista Corp
2010-03-08	2009-12-31	N-CSR	Mml Series Investment Fund Ii - Mml Small Cap Equity Fund	Small-Cap Core	7,685	Added More	290	3.92 %	$164,305	$164,843	$538	0.32 %	$20						History of Mml Series Investment Fund Ii - Mml Small Cap Equity Fund Ownership Of Avista Corp
2010-03-08	2009-12-31	N-CSR	Profunds - Bull Profund	Large-Cap Core	23,256	Added More	20,740	824.32 %	$497,213	$498,841	$1,628	0.32 %	$1,452						History of Profunds - Bull Profund Ownership Of Avista Corp
2010-03-08	2009-12-31	N-CSR	Profunds - Profund Vp Utilities	Utility	9,306	Added More	5,445	141.02 %	$198,962	$199,614	$651	0.32 %	$381						History of Profunds - Profund Vp Utilities Ownership Of Avista Corp
2010-03-08	2009-12-31	13F-HR/A	Schroder Investment Management Group	Institution	575,500	Added More	347,300	152.19 %	$12,304,190	$12,344,475	$40,285	0.32 %	$24,311						History of Schroder Investment Management Group Ownership Of Avista Corp
2010-03-08	2009-12-31	N-CSR	Sun Capital Advisers Trust - Sc Oppenheimer Main Street Small Cap Fund	Small-Cap Core	10,049	Added More	330	3.39 %	$214,848	$215,551	$703	0.32 %	$23						History of Sun Capital Advisers Trust - Sc Oppenheimer Main Street Small Cap Fund Ownership Of Avista Corp
2010-03-05	2010-03-05	4	Kelly John F	Insider	22,640	Added More	3,000	18.02 %	$482,232	$485,628	$3,396	0.70 %	$450	X					History of Kelly John F Ownership Of Avista Corp
2010-03-05	2010-03-05	4	Kelly John F	Insider	19,640	Sold Some	-3,000	-13.25 %	$418,332	$421,278	$2,946	0.70 %	$-450	X					History of Kelly John F Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSRS	Allianz Funds - Occ Value	Large-Cap Value	1,643,300	No Change	0	0 %	$35,002,290	$35,248,785	$246,495	0.70 %	$0						History of Allianz Funds - Occ Value Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSR	Allianz Variable Insurance Products Trust - Azl Columbia Technology Fund	Science & Tech	29,790	Added More	800	2.75 %	$634,527	$638,996	$4,469	0.70 %	$120						History of Allianz Variable Insurance Products Trust - Azl Columbia Technology Fund Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSR	Allianz Variable Insurance Products Trust - Azl Small Cap Stock Index Fund	Small-Cap Core	25,800	Sold Some	-158	-0.60 %	$549,540	$553,410	$3,870	0.70 %	$-24						History of Allianz Variable Insurance Products Trust - Azl Small Cap Stock Index Fund Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSR	Axa Premier Vip Trust - Multimanager Small Cap Value Portfolio	Small-Cap Value	59,100	Sold Some	-3,300	-5.28 %	$1,258,830	$1,267,695	$8,865	0.70 %	$-495						History of Axa Premier Vip Trust - Multimanager Small Cap Value Portfolio Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSRS	Jpmorgan Trust I - Jpmorgan Japan Fund	Japanese	1	New Holding	1	100 %	$21	$21	$0	0.70 %	$0						History of Jpmorgan Trust I - Jpmorgan Japan Fund Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSRS	Jpmorgan Trust I - Jpmorgan Prime Money Market Fund	Specialty & Misc	200	New Holding	200	100 %	$4,260	$4,290	$30	0.70 %	$30						History of Jpmorgan Trust I - Jpmorgan Prime Money Market Fund Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSRS	Jpmorgan Trust I - Jpmorgan Small Cap Core Fund	Small-Cap Core	22	New Holding	22	100 %	$469	$472	$3	0.70 %	$3						History of Jpmorgan Trust I - Jpmorgan Small Cap Core Fund Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSRS	Jpmorgan Trust Ii - Jpmorgan Core Bond Fund	Multi-Cap Core	22	New Holding	22	100 %	$469	$472	$3	0.70 %	$3						History of Jpmorgan Trust Ii - Jpmorgan Core Bond Fund Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSRS	Jpmorgan Trust Ii - Jpmorgan Small Cap Value Fund	Small-Cap Value	200	Sold Some	-4	-1.96 %	$4,260	$4,290	$30	0.70 %	$-1						History of Jpmorgan Trust Ii - Jpmorgan Small Cap Value Fund Ownership Of Avista Corp
2010-03-05	2009-12-31	N-CSR	Professionally Managed Portfolios - Winslow Green Solutions Fund	No Data		Sold All	-24,853	-100 %				0.70 %	$-3,728						History of Professionally Managed Portfolios - Winslow Green Solutions Fund Ownership Of Avista Corp
2010-03-05	2009-09-30	13F-HR/A	Pggm Investments	No Data	60,003	Added More	19,786	49.19 %	$1,278,064	$1,287,064	$9,000	0.70 %	$2,968						History of Pggm Investments Ownership Of Avista Corp
2010-03-05	2009-06-30	13F-HR/A	Pggm Investments	No Data	40,217	New Holding	40,217	100 %	$856,622	$862,655	$6,033	0.70 %	$6,033						History of Pggm Investments Ownership Of Avista Corp
2010-03-05	2009-03-31	13F-HR/A	Pggm Investments	No Data		Sold All	-106,537	-100 %				0.70 %	$-15,981						History of Pggm Investments Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Eq Advisors Trust - Eqalliancebernstein Small Cap Growth Portfolio	Small-Cap Growth	35,900	No Change	0	0 %	$755,336	$770,055	$14,719	1.94 %	$0						History of Eq Advisors Trust - Eqalliancebernstein Small Cap Growth Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Eq Advisors Trust - Eqalliancebernstein Value Portfolio	Multi-Cap Value	9,500	Sold Some	-300	-3.06 %	$199,880	$203,775	$3,895	1.94 %	$-123						History of Eq Advisors Trust - Eqalliancebernstein Value Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Eq Advisors Trust - Eqbond Index Portfolio	Specialty & Misc	70,049	No Change	0	0 %	$1,473,831	$1,502,551	$28,720	1.94 %	$0						History of Eq Advisors Trust - Eqbond Index Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Eq Advisors Trust - Eqmutual Shares Portfolio	Specialty & Misc	24,389	New Holding	24,389	100 %	$513,145	$523,144	$9,999	1.94 %	$9,999						History of Eq Advisors Trust - Eqmutual Shares Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Ing Investors Trust - Ing International Portfolio	Global Flex Port	6,800	New Holding	6,800	100 %	$143,072	$145,860	$2,788	1.94 %	$2,788						History of Ing Investors Trust - Ing International Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Ing Partners Inc - Ing American Century Select Portfolio	Specialty & Misc	7,900	New Holding	7,900	100 %	$166,216	$169,455	$3,239	1.94 %	$3,239						History of Ing Partners Inc - Ing American Century Select Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Ing Partners Inc - Ing Thornburg Value Portfolio	Multi-Cap Value	3,460	Sold Some	-400	-10.36 %	$72,798	$74,217	$1,419	1.94 %	$-164						History of Ing Partners Inc - Ing Thornburg Value Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Ing Variable Portfolios Inc - Ing International Index Portfolio	No Data		Sold All	-20,730	-100 %				1.94 %	$-8,499						History of Ing Variable Portfolios Inc - Ing International Index Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Ing Variable Portfolios Inc - Ing Vp Growth Portfolio	Multi-Cap Growth	34,380	New Holding	34,380	100 %	$723,355	$737,451	$14,096	1.94 %	$14,096						History of Ing Variable Portfolios Inc - Ing Vp Growth Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Ing Variable Portfolios Inc - Ing Vp Index Plus Smallcap Portfolio	Small-Cap Core		Sold All	-38,701	-100 %				1.94 %	$-15,867						History of Ing Variable Portfolios Inc - Ing Vp Index Plus Smallcap Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Ing Vp Balanced Portfolio Inc - Ing Vp Balanced Portfolio	Flexible Portfolio		Sold All	-5,028	-100 %				1.94 %	$-2,061						History of Ing Vp Balanced Portfolio Inc - Ing Vp Balanced Portfolio Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Institutional Funds Inc - Bond Fund	Specialty & Misc	2,520	Sold Some	-1,288	-33.82 %	$53,021	$54,054	$1,033	1.94 %	$-528						History of Mutual Of America Institutional Funds Inc - Bond Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Institutional Funds Inc - Equity Index Fund	Specialty & Misc		Sold All	-1,288	-100 %				1.94 %	$-528						History of Mutual Of America Institutional Funds Inc - Equity Index Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Institutional Funds Inc - Small Cap Growth Fund	Small-Cap Growth	1,327	No Change	0	0 %	$27,920	$28,464	$544	1.94 %	$0						History of Mutual Of America Institutional Funds Inc - Small Cap Growth Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Institutional Funds Inc - Small Cap Value Fund	Small-Cap Value	2,520	No Change	0	0 %	$53,021	$54,054	$1,033	1.94 %	$0						History of Mutual Of America Institutional Funds Inc - Small Cap Value Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Investment Corp - Bond Fund	Specialty & Misc	123,693	Sold Some	-68,991	-35.80 %	$2,602,501	$2,653,215	$50,714	1.94 %	$-28,286						History of Mutual Of America Investment Corp - Bond Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Investment Corp - Equity Index Fund	Specialty & Misc		Sold All	-68,991	-100 %				1.94 %	$-28,286						History of Mutual Of America Investment Corp - Equity Index Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Investment Corp - Small Cap Growth Fund	Small-Cap Growth	69,526	No Change	0	0 %	$1,462,827	$1,491,333	$28,506	1.94 %	$0						History of Mutual Of America Investment Corp - Small Cap Growth Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Mutual Of America Investment Corp - Small Cap Value Fund	Small-Cap Value	123,693	No Change	0	0 %	$2,602,501	$2,653,215	$50,714	1.94 %	$0						History of Mutual Of America Investment Corp - Small Cap Value Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Stratton Multi-Cap Fund Inc - Stratton Multi-Cap Fund	Specialty & Misc	645,000	New Holding	645,000	100 %	$13,570,800	$13,835,250	$264,450	1.94 %	$264,450						History of Stratton Multi-Cap Fund Inc - Stratton Multi-Cap Fund Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSRS	Streettracks Series Trust - Spdr Dividend Etf	Specialty & Misc	10,618	New Holding	10,618	100 %	$223,403	$227,756	$4,353	1.94 %	$4,353						History of Streettracks Series Trust - Spdr Dividend Etf Ownership Of Avista Corp
2010-03-04	2009-12-31	N-CSR	Vanguard Balanced Index Funds - Vanguard Balanced Index Fund	Mixed-Asset Target Allocation Growth	25,386	Sold Some	-1,200	-4.51 %	$534,121	$544,530	$10,408	1.94 %	$-492						History of Vanguard Balanced Index Funds - Vanguard Balanced Index Fund Ownership Of Avista Corp
2010-03-03	2009-12-31	N-CSR	Legg Mason Charles Street Trust Inc - Global Opportunities Bond Fund	Global Flex Port	80,850	No Compare			$1,699,467	$1,734,233	$34,766	2.04 %							History of Legg Mason Charles Street Trust Inc - Global Opportunities Bond Fund Ownership Of Avista Corp
2010-03-03	2009-12-31	N-CSR	Tiaa Cref Life Fund - Stock Index Fund	Specialty & Misc	658	No Change	0	0 %	$13,831	$14,114	$283	2.04 %	$0						History of Tiaa Cref Life Fund - Stock Index Fund Ownership Of Avista Corp
2010-03-03	2009-12-31	N-CSR	Tiaa Separate Account Va 1 - Stock Index Account	Specialty & Misc		Sold All	-3,100	-100 %				2.04 %	$-1,333						History of Tiaa Separate Account Va 1 - Stock Index Account Ownership Of Avista Corp
2010-03-03	2009-12-31	13F-HR/A	Vanguard Group Inc	Institution	2,950,406	Added More	79,499	2.76 %	$62,017,534	$63,286,209	$1,268,675	2.04 %	$34,185						History of Vanguard Group Inc Ownership Of Avista Corp
2010-03-03	2009-12-31	N-CSR	Vanguard Index Funds - Vanguard Value Index Fund	Large-Cap Value	438,092	New Holding	438,092	100 %	$9,208,694	$9,397,073	$188,380	2.04 %	$188,380						History of Vanguard Index Funds - Vanguard Value Index Fund Ownership Of Avista Corp
2010-03-03	2009-12-31	N-CSR	Vanguard Institutional Index Funds - Vanguard Institutional Index Fund	Specialty & Misc	54,377	Added More	4,369	8.73 %	$1,143,005	$1,166,387	$23,382	2.04 %	$1,879						History of Vanguard Institutional Index Funds - Vanguard Institutional Index Fund Ownership Of Avista Corp
2010-03-02	2009-12-31	N-Q/A	Assetmark Funds - Assetmark Large Cap Value Fund	Multi-Cap Value	1,060	New Holding	1,060	100 %	$22,366	$22,737	$371	1.65 %	$371						History of Assetmark Funds - Assetmark Large Cap Value Fund Ownership Of Avista Corp
2010-03-02	2009-12-31	N-CSRS	Columbia Funds Series Trust I - Columbia Small Cap Value Fund I	Small-Cap Value	435,670	Added More	78,940	22.12 %	$9,192,637	$9,345,122	$152,485	1.65 %	$27,629						History of Columbia Funds Series Trust I - Columbia Small Cap Value Fund I Ownership Of Avista Corp
2010-03-01	2009-12-31	N-CSR	Columbia Funds Variable Insurance Trust - Columbia Asset Allocation Fund Variable Series	Specialty & Misc	830	Sold Some	-80	-8.79 %	$17,272	$17,804	$531	3.07 %	$-51						History of Columbia Funds Variable Insurance Trust - Columbia Asset Allocation Fund Variable Series Ownership Of Avista Corp
2010-03-01	2009-12-31	N-CSR	Columbia Funds Variable Insurance Trust - Columbia International Fund Variable Series	Global Flex Port	155,260	Added More	14,330	10.16 %	$3,230,961	$3,330,327	$99,366	3.07 %	$9,171						History of Columbia Funds Variable Insurance Trust - Columbia International Fund Variable Series Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Ishares Trust - Ishares Russell 2000 Index Fund	Specialty & Misc	755,495	Sold Some	-26,078	-3.33 %	$15,721,851	$16,205,368	$483,517	3.07 %	$-16,690						History of Ishares Trust - Ishares Russell 2000 Index Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Ishares Trust - Ishares Russell 2000 Value Index Fund	Multi-Cap Value	377,348	Sold Some	-78,600	-17.23 %	$7,852,612	$8,094,115	$241,503	3.07 %	$-50,304						History of Ishares Trust - Ishares Russell 2000 Value Index Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Ishares Trust - Ishares Russell 3000 Index Fund	Specialty & Misc	13,478	Sold Some	-840	-5.86 %	$280,477	$289,103	$8,626	3.07 %	$-538						History of Ishares Trust - Ishares Russell 3000 Index Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Ishares Trust - Ishares Russell 3000 Value Index Fund	Multi-Cap Value	3,400	Sold Some	-385	-10.17 %	$70,754	$72,930	$2,176	3.07 %	$-246						History of Ishares Trust - Ishares Russell 3000 Value Index Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Ishares Trust - Ishares S And P 1500 Index Fund	S&P 500 Index	1,471	No Compare			$30,612	$31,553	$941	3.07 %							History of Ishares Trust - Ishares S And P 1500 Index Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Ishares Trust - Ishares S And P Smallcap 600 Index Fund	Small-Cap Core	1,157,938	No Compare			$24,096,690	$24,837,770	$741,080	3.07 %							History of Ishares Trust - Ishares S And P Smallcap 600 Index Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-CSR	Putnam Variable Trust - Putnam Vt Capital Opportunities Fund	Specialty & Misc		Sold All	-4,100	-100 %				3.07 %	$-2,624						History of Putnam Variable Trust - Putnam Vt Capital Opportunities Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-CSR	Putnam Variable Trust - Putnam Vt Small Cap Value Fund	Small-Cap Value	123,531	Sold Some	-2,569	-2.03 %	$2,570,680	$2,649,740	$79,060	3.07 %	$-1,644						History of Putnam Variable Trust - Putnam Vt Small Cap Value Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Rydex Series Funds - Russell 2000 Fund	Specialty & Misc	571	Added More	151	35.95 %	$11,883	$12,248	$365	3.07 %	$97						History of Rydex Series Funds - Russell 2000 Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Seasons Series Trust - Small Cap Portfolio	Small-Cap Core	7,697	New Holding	7,697	100 %	$160,175	$165,101	$4,926	3.07 %	$4,926						History of Seasons Series Trust - Small Cap Portfolio Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Sei Institutional Managed Trust - Small Cap Value Fund	Small-Cap Value	16,100	New Holding	16,100	100 %	$335,041	$345,345	$10,304	3.07 %	$10,304						History of Sei Institutional Managed Trust - Small Cap Value Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Tiaa Cref Institutional Mutual Funds - Equity Index Fund	Specialty & Misc	36,380	Sold Some	-346	-0.94 %	$757,068	$780,351	$23,283	3.07 %	$-221						History of Tiaa Cref Institutional Mutual Funds - Equity Index Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Turner Funds - Turner Small Cap Equity Fund	Small-Cap Growth	12,180	Sold Some	-3,240	-21.01 %	$253,466	$261,261	$7,795	3.07 %	$-2,074						History of Turner Funds - Turner Small Cap Equity Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-CSR	Vanguard Variable Insurance Funds - Equity Income Portfolio	Equity Income	30,516	No Change	0	0 %	$635,038	$654,568	$19,530	3.07 %	$0						History of Vanguard Variable Insurance Funds - Equity Income Portfolio Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Wells Fargo Master Trust - Index Portfolio	Specialty & Misc	13,226	Sold Some	-21,083	-61.45 %	$275,233	$283,698	$8,465	3.07 %	$-13,493						History of Wells Fargo Master Trust - Index Portfolio Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Wisdomtree Trust - Wisdomtree Diefa Fund	Specialty & Misc	3,439	Added More	2,928	572.99 %	$71,566	$73,767	$2,201	3.07 %	$1,874						History of Wisdomtree Trust - Wisdomtree Diefa Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Wisdomtree Trust - Wisdomtree Midcap Earnings Fund	Mid-Cap Core	3,946	Added More	3,195	425.43 %	$82,116	$84,642	$2,525	3.07 %	$2,045						History of Wisdomtree Trust - Wisdomtree Midcap Earnings Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Wisdomtree Trust - Wisdomtree Smallcap Dividend Fund	Small-Cap Core	34,045	Added More	8,857	35.16 %	$708,476	$730,265	$21,789	3.07 %	$5,668						History of Wisdomtree Trust - Wisdomtree Smallcap Dividend Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Wisdomtree Trust - Wisdomtree Total Dividend Fund	Specialty & Misc	1,357	Added More	270	24.83 %	$28,239	$29,108	$868	3.07 %	$173						History of Wisdomtree Trust - Wisdomtree Total Dividend Fund Ownership Of Avista Corp
2010-03-01	2009-12-31	N-Q	Wisdomtree Trust - Wisdomtree Total Earnings Fund	Specialty & Misc	131	No Change	0	0 %	$2,726	$2,810	$84	3.07 %	$0						History of Wisdomtree Trust - Wisdomtree Total Earnings Fund Ownership Of Avista Corp
2010-02-26	2009-12-31	N-Q	Columbia Funds Series Trust I - Columbia Utilities Fund	Utility	1,560	New Holding	1,560	100 %	$31,762	$33,462	$1,700	5.35 %	$1,700						History of Columbia Funds Series Trust I - Columbia Utilities Fund Ownership Of Avista Corp
2010-02-26	2009-12-31	N-Q	Morgan Stanley Institutional Fund Trust - Value Portfolio	Multi-Cap Value	413,321	Added More	32,100	8.42 %	$8,415,216	$8,865,735	$450,520	5.35 %	$34,989						History of Morgan Stanley Institutional Fund Trust - Value Portfolio Ownership Of Avista Corp
2010-02-26	2009-12-31	N-Q	Pacific Life Funds - Pl International Value Fund	International Small-Mid-Cap Value	9,900	Added More	1,400	16.47 %	$201,564	$212,355	$10,791	5.35 %	$1,526						History of Pacific Life Funds - Pl International Value Fund Ownership Of Avista Corp
2010-02-26	2009-12-31	N-Q	Sti Classic Funds - Balanced Fund	Flexible Portfolio		Sold All	-800	-100 %				5.35 %	$-872						History of Sti Classic Funds - Balanced Fund Ownership Of Avista Corp
2010-02-26	2009-12-31	N-Q	Sti Classic Funds - Small Cap Value Equity Fund	Small-Cap Value	184,400	Added More	61,500	50.04 %	$3,754,384	$3,955,380	$200,996	5.35 %	$67,035						History of Sti Classic Funds - Small Cap Value Equity Fund Ownership Of Avista Corp
2010-02-26	2009-12-31	N-CSR	Thrivent Series Fund Inc - Thrivent Aggressive Allocation Portfolio	Specialty & Misc	11,358	New Holding	11,358	100 %	$231,249	$243,629	$12,380	5.35 %	$12,380						History of Thrivent Series Fund Inc - Thrivent Aggressive Allocation Portfolio Ownership Of Avista Corp
2010-02-26	2009-12-31	N-CSR	Thrivent Series Fund Inc - Thrivent Moderate Allocation Portfolio	Specialty & Misc	5,679	No Compare			$115,624	$121,815	$6,190	5.35 %							History of Thrivent Series Fund Inc - Thrivent Moderate Allocation Portfolio Ownership Of Avista Corp
2010-02-26	2009-12-31	N-CSR	Thrivent Series Fund Inc - Thrivent Moderately Conservative Allocation Portfolio	Specialty & Misc	2,272	No Compare			$46,258	$48,734	$2,476	5.35 %							History of Thrivent Series Fund Inc - Thrivent Moderately Conservative Allocation Portfolio Ownership Of Avista Corp
2010-02-26	2009-12-31	N-CSR	Thrivent Series Fund Inc - Thrivent Small Cap Index Portfolio	Small-Cap Core	27,300	Sold Some	-900	-3.19 %	$555,828	$585,585	$29,757	5.35 %	$-981						History of Thrivent Series Fund Inc - Thrivent Small Cap Index Portfolio Ownership Of Avista Corp
2010-02-26	2009-12-31	N-CSR	Thrivent Series Fund Inc - Thrivent Small Cap Stock Portfolio	Small-Cap Core	53,791	New Holding	53,791	100 %	$1,095,185	$1,153,817	$58,632	5.35 %	$58,632						History of Thrivent Series Fund Inc - Thrivent Small Cap Stock Portfolio Ownership Of Avista Corp
2010-02-26	2009-12-31	N-Q	Usaa Mutual Funds Trust - Growth Fund	Multi-Cap Growth		Sold All	-500	-100 %				5.35 %	$-545						History of Usaa Mutual Funds Trust - Growth Fund Ownership Of Avista Corp
2010-02-26	2009-12-31	N-CSR	Variable Insurance Products Fund Ii - Contrafund Portfolio	Specialty & Misc	6,860	New Holding	6,860	100 %	$139,670	$147,147	$7,477	5.35 %	$7,477						History of Variable Insurance Products Fund Ii - Contrafund Portfolio Ownership Of Avista Corp
2010-02-25	2009-12-31	N-Q	American Century Capital Portfolios Inc - Small Cap Value Fund	Small-Cap Value	190,000	Added More	50,000	35.71 %	$3,896,900	$4,075,500	$178,600	4.58 %	$47,000						History of American Century Capital Portfolios Inc - Small Cap Value Fund Ownership Of Avista Corp
2010-02-25	2009-12-31	N-CSR	Maxim Series Fund Inc - Maxim Index 600 Portfolio	No Data	27,260	Sold Some	-1,004	-3.55 %	$559,103	$584,727	$25,624	4.58 %	$-944						History of Maxim Series Fund Inc - Maxim Index 600 Portfolio Ownership Of Avista Corp
2010-02-25	2009-12-31	13F-HR	National Bank Of Indianapolis Corp	Institution	865	No Change	0	0 %	$17,741	$18,554	$813	4.58 %	$0						History of National Bank Of Indianapolis Corp Ownership Of Avista Corp
2010-02-25	2009-12-31	13F-HR/A	Northern Trust Corp	Institution	1,262,044	Sold Some	-16,217	-1.26 %	$25,884,522	$27,070,844	$1,186,321	4.58 %	$-15,244						History of Northern Trust Corp Ownership Of Avista Corp
2010-02-25	2009-12-31	N-Q	Van Kampen Equity Trust - Van Kampen Small Cap Value Fund	Small-Cap Value	427,500	Added More	50,300	13.33 %	$8,768,025	$9,169,875	$401,850	4.58 %	$47,282						History of Van Kampen Equity Trust - Van Kampen Small Cap Value Fund Ownership Of Avista Corp
2010-02-25	2009-12-31	N-Q	Vanguard Horizon Funds - Vanguard Strategic Small-Cap Equity Fund	Small-Cap Core	30,400	Added More	5,000	19.68 %	$623,504	$652,080	$28,576	4.58 %	$4,700						History of Vanguard Horizon Funds - Vanguard Strategic Small-Cap Equity Fund Ownership Of Avista Corp
2010-02-24	2010-02-23	4	Morris Scott L	Insider	104,048	Added More	15,000	20.25 %	$2,138,186	$2,231,830	$93,643	4.37 %	$13,500		X			Chairman President And Ceo	History of Morris Scott L Ownership Of Avista Corp
2010-02-24	2010-02-23	4	Morris Scott L	Insider	89,048	Added More	15,000	25.40 %	$1,829,936	$1,910,080	$80,143	4.37 %	$13,500		X			Chairman President And Ceo	History of Morris Scott L Ownership Of Avista Corp
2010-02-24	2009-12-31	N-Q	Ing Series Fund Inc - Ing Balanced Fund	Mixed-Asset Target Allocation Moderate		Sold All	-166	-100 %				4.37 %	$-149						History of Ing Series Fund Inc - Ing Balanced Fund Ownership Of Avista Corp
2010-02-24	2009-12-31	13F-HR/A	Johnson Asset Management Inc	Institution	10,459	Added More	9,305	806.32 %	$214,932	$224,346	$9,413	4.37 %	$8,375						History of Johnson Asset Management Inc Ownership Of Avista Corp
2010-02-23	2010-02-22	4	Norwood Kelly O	Insider	15,500	Sold Some	-3,000	-16.21 %	$321,315	$332,475	$11,160	3.47 %	$-2,160		X			Vice President	History of Norwood Kelly O Ownership Of Avista Corp
2010-02-23	2010-02-22	4	Norwood Kelly O	Insider	18,500	Sold Some	-3,000	-13.95 %	$383,505	$396,825	$13,320	3.47 %	$-2,160		X			Vice President	History of Norwood Kelly O Ownership Of Avista Corp
2010-02-23	2010-02-22	4	Norwood Kelly O	Insider	3,799	Sold Some	-1,166	-23.48 %	$78,753	$81,489	$2,735	3.47 %	$-840		X			Vice President	History of Norwood Kelly O Ownership Of Avista Corp
2010-02-23	2009-12-31	N-CSRS	Oppenheimer Main Street Small Cap Fund - Oppenheimer Main Street Small Cap Fund	Small-Cap Core	197,001	Sold Some	-3,640	-1.81 %	$4,083,831	$4,225,671	$141,841	3.47 %	$-2,621						History of Oppenheimer Main Street Small Cap Fund - Oppenheimer Main Street Small Cap Fund Ownership Of Avista Corp
2010-02-23	2009-12-31	N-CSR	Oppenheimer Variable Account Funds - Oppenheimer Main Street Fundva	Specialty & Misc	36,490	Added More	1,110	3.13 %	$756,438	$782,711	$26,273	3.47 %	$799						History of Oppenheimer Variable Account Funds - Oppenheimer Main Street Fundva Ownership Of Avista Corp
2010-02-23	2009-12-31	N-CSR	William Blair Funds - Growth Fund	Emerging Markets	28,470	New Holding	28,470	100 %	$590,183	$610,682	$20,498	3.47 %	$20,498						History of William Blair Funds - Growth Fund Ownership Of Avista Corp
2010-02-23	2009-10-31	N-CSR/A	American Beacon Funds - American Beacon Small Cap Value Fund	Small-Cap Value	132,300	Sold Some	-26,800	-16.84 %	$2,742,579	$2,837,835	$95,256	3.47 %	$-19,296						History of American Beacon Funds - American Beacon Small Cap Value Fund Ownership Of Avista Corp
2010-02-22	2009-12-31	N-Q	Icon Funds - Icon Bond Fund	Specialty & Misc	30,000	Added More	17,500	140.00 %	$633,600	$643,500	$9,900	1.56 %	$5,775						History of Icon Funds - Icon Bond Fund Ownership Of Avista Corp
2010-02-18	2009-12-31	13F-HR/A	American International Group Inc	Institution	81,933	Added More	868	1.07 %	$1,685,362	$1,757,463	$72,101	4.27 %	$764						History of American International Group Inc Ownership Of Avista Corp
2010-02-18	2009-12-31	13F-HR	New York State Teachers Retirement System	Institution	301,396	Sold Some	-15,300	-4.83 %	$6,199,716	$6,464,944	$265,228	4.27 %	$-13,464						History of New York State Teachers Retirement System Ownership Of Avista Corp
2010-02-17	2009-12-31	13F-HR	Barclays Plc	Institution	1,346	Sold Some	-14,209	-91.34 %	$27,405	$28,872	$1,467	5.35 %	$-15,488						History of Barclays Plc Ownership Of Avista Corp
2010-02-17	2009-12-31	13F-HR	Us Bancorp De	Institution	14,437	Added More	249	1.75 %	$293,937	$309,674	$15,736	5.35 %	$271						History of Us Bancorp De Ownership Of Avista Corp
2010-02-16	2010-02-16	13F-HR	Brandywine Asset Management Llc	Institution	423,440	Sold Some	-157,010	-27.04 %	$8,502,675	$9,082,788	$580,113	6.82 %	$-215,104						History of Brandywine Asset Management Llc Ownership Of Avista Corp
2010-02-16	2010-02-16	13F-HR	Legg Mason Investment Counsel Llc	Institution	162	No Change	0	0 %	$3,253	$3,475	$222	6.82 %	$0						History of Legg Mason Investment Counsel Llc Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Burmeister Smith Christy M	Insider	17,373	Added More	1,300	8.79 %	$348,850	$372,651	$23,801	6.82 %	$1,781		X			Vp Controller Prin Actg Off	History of Burmeister Smith Christy M Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Durkin Marian M	Insider	28,024	Added More	3,100	14.20 %	$562,722	$601,115	$38,393	6.82 %	$4,247		X			Sr Vp General Counsel Cco	History of Durkin Marian M Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Feltes Karen S	Insider	9,951	Added More	4,900	3245.03 %	$199,816	$213,449	$13,633	6.82 %	$6,713		X			Sr Vp Corporate Secretary	History of Feltes Karen S Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Kensok James M	Insider	3,361	Added More	1,300	170.82 %	$67,489	$72,093	$4,605	6.82 %	$1,781		X			Vice President Cio	History of Kensok James M Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Kopczynski Don F	Insider	17,551	Added More	2,000	14.75 %	$352,424	$376,469	$24,045	6.82 %	$2,740		X			Vice President	History of Kopczynski Don F Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Meyer David J	Insider	4,965	Added More	1,300	54.96 %	$99,697	$106,499	$6,802	6.82 %	$1,781		X			Vice President	History of Meyer David J Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Morris Scott L	Insider	24,999	Added More	12,500	-1250000.00 %	$501,980	$536,229	$34,249	6.82 %	$17,125		X			Chairman President And Ceo	History of Morris Scott L Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Morris Scott L	Insider	16,666	Sold Some	-1,122	-6.30 %	$334,653	$357,486	$22,832	6.82 %	$-1,537		X			Chairman President And Ceo	History of Morris Scott L Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Morris Scott L	Insider	12,449	Sold Some	-1,122	-8.26 %	$249,976	$267,031	$17,055	6.82 %	$-1,537		X			Chairman President And Ceo	History of Morris Scott L Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Norwood Kelly O	Insider	4,965	Added More	1,300	54.96 %	$99,697	$106,499	$6,802	6.82 %	$1,781		X			Vice President	History of Norwood Kelly O Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Storro Richard L	Insider	5,454	Added More	1,300	45.55 %	$109,516	$116,988	$7,472	6.82 %	$1,781		X			Vice President	History of Storro Richard L Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Thackston Jason R	No Data	1,472	Added More	1,300	-115.24 %	$29,558	$31,574	$2,017	6.82 %	$1,781		X			Vice President	History of Thackston Jason R Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Thies Mark T	Insider	20,232	Added More	3,100	22.09 %	$406,259	$433,976	$27,718	6.82 %	$4,247		X			Sr Vice President Cfo	History of Thies Mark T Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Thoren Diane C	No Data	2,094	Added More	400	30.91 %	$42,048	$44,916	$2,869	6.82 %	$548		X			Treasurer	History of Thoren Diane C Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Vermillion Dennis P	Insider	6,817	Added More	3,100	502.43 %	$136,885	$146,225	$9,339	6.82 %	$4,247		X			Vice President	History of Vermillion Dennis P Ownership Of Avista Corp
2010-02-16	2010-02-11	4	Woodworth Roger D	Insider	14,501	Added More	1,300	10.92 %	$291,180	$311,046	$19,866	6.82 %	$1,781		X			Vice President	History of Woodworth Roger D Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Amvescap Plc	Institution	51,946	Added More	36,978	247.04 %	$1,043,076	$1,114,242	$71,166	6.82 %	$50,660						History of Amvescap Plc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Aqr Capital Management Llc	Institution	41,567	Sold Some	-8,978	-17.76 %	$834,665	$891,612	$56,947	6.82 %	$-12,300						History of Aqr Capital Management Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Capstone Asset Management Co	Institution	15,570	Sold Some	-70	-0.44 %	$312,646	$333,977	$21,331	6.82 %	$-96						History of Capstone Asset Management Co Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Charles Schwab Trust Company A Division Of Charles Schwab B	No Data	56,400	Added More	9,210	19.51 %	$1,132,512	$1,209,780	$77,268	6.82 %	$12,618						History of Charles Schwab Trust Company A Division Of Charles Schwab B Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Citadel Advisors Llc	Insider	20,295	No Compare			$407,524	$435,328	$27,804	6.82 %							History of Citadel Advisors Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Concert Wealth Management Inc	No Data	2,716	No Change	0	0 %	$54,537	$58,258	$3,721	6.82 %	$0						History of Concert Wealth Management Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Corestates Capital Advisors Llc	No Data		Sold All	-715	-100 %				6.82 %	$-980						History of Corestates Capital Advisors Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Credit Suisse First Boston	Institution	64,138	Added More	4,509	7.56 %	$1,287,891	$1,375,760	$87,869	6.82 %	$6,177						History of Credit Suisse First Boston Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Fbr Capital Markets Corp	Insider	23,080	No Change	0	0 %	$463,446	$495,066	$31,620	6.82 %	$0						History of Fbr Capital Markets Corp Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Federated Investors Inc	Institution	336,742	Sold Some	-35,902	-9.63 %	$6,761,779	$7,223,116	$461,337	6.82 %	$-49,186						History of Federated Investors Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Fifth Third Bancorp	Institution	13,442	Sold Some	-376	-2.72 %	$269,915	$288,331	$18,416	6.82 %	$-515						History of Fifth Third Bancorp Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Fmr Corp	Institution	65,000	New Holding	65,000	100 %	$1,305,200	$1,394,250	$89,050	6.82 %	$89,050						History of Fmr Corp Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Goldman Sachs Group Inc	Institution	171,837	Sold Some	-230,483	-57.28 %	$3,450,487	$3,685,904	$235,417	6.82 %	$-315,762						History of Goldman Sachs Group Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Icm Asset Management Inc	Institution	71,448	Sold Some	-1,904	-2.59 %	$1,434,676	$1,532,560	$97,884	6.82 %	$-2,608						History of Icm Asset Management Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Icon Advisers Inc	Institution	30,000	Added More	17,500	140.00 %	$602,400	$643,500	$41,100	6.82 %	$23,975						History of Icon Advisers Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Ing Groep Nv	Institution	52,850	Sold Some	-35,400	-40.11 %	$1,061,228	$1,133,633	$72,405	6.82 %	$-48,498						History of Ing Groep Nv Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Kbc Group Nv	Institution	150	New Holding	150	100 %	$3,012	$3,218	$206	6.82 %	$206						History of Kbc Group Nv Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Lsv Asset Management	Institution	1,537,320	Added More	147,600	10.62 %	$30,869,386	$32,975,514	$2,106,128	6.82 %	$202,212						History of Lsv Asset Management Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Managed Account Advisors Llc	Institution		Sold All	-1	-100 %				6.82 %	$-1						History of Managed Account Advisors Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Mcadams Wright Ragen Inc	No Data	13,350	Added More	1,250	10.33 %	$268,068	$286,358	$18,290	6.82 %	$1,713						History of Mcadams Wright Ragen Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Mfc Global Investment Management Usa Ltd	Institution	48,981	Sold Some	-221	-0.44 %	$983,538	$1,050,642	$67,104	6.82 %	$-303						History of Mfc Global Investment Management Usa Ltd Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Millennium Management Llc	Institution		Sold All	-10,355	-100 %				6.82 %	$-14,186						History of Millennium Management Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Morgan Stanley	Institution	1,233,105	Sold Some	-109,004	-8.12 %	$24,760,748	$26,450,102	$1,689,354	6.82 %	$-149,335						History of Morgan Stanley Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	North Pointe Capital Llc	Institution	77,357	Sold Some	-13,657	-15.00 %	$1,553,329	$1,659,308	$105,979	6.82 %	$-18,710						History of North Pointe Capital Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Perimeter Capital Partners Llc	Institution	264,732	Added More	38,715	17.12 %	$5,315,819	$5,678,501	$362,683	6.82 %	$53,040						History of Perimeter Capital Partners Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Principal Financial Group Inc	Institution	886,866	Added More	17,503	2.01 %	$17,808,269	$19,023,276	$1,215,006	6.82 %	$23,979						History of Principal Financial Group Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Prudential Financial Inc	Institution	164,561	Added More	2,411	1.48 %	$3,304,385	$3,529,833	$225,449	6.82 %	$3,303						History of Prudential Financial Inc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Ubs Ag	Institution	26,229	Added More	20,523	359.67 %	$526,678	$562,612	$35,934	6.82 %	$28,117						History of Ubs Ag Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Wells Fargo And Co	Institution	50,311	Sold Some	-14,373	-22.22 %	$1,010,245	$1,079,171	$68,926	6.82 %	$-19,691						History of Wells Fargo And Co Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Winslow Management Company Llc	Institution		Sold All	-39,156	-100 %				6.82 %	$-53,644						History of Winslow Management Company Llc Ownership Of Avista Corp
2010-02-16	2009-12-31	13F-HR	Zebra Capital Management Llc	Institution		Sold All	-91	-100 %				6.82 %	$-125						History of Zebra Capital Management Llc Ownership Of Avista Corp
2010-02-16	2009-09-30	13F-HR/A	Ubs Ag	Institution	5,706	Added More	4,270	297.35 %	$114,576	$122,394	$7,817	6.82 %	$5,850						History of Ubs Ag Ownership Of Avista Corp
2010-02-12	2010-02-12	13F-HR	Bartlett And Co	Institution	121	Added More	1	0.83 %	$2,385	$2,595	$211	8.82 %	$2						History of Bartlett And Co Ownership Of Avista Corp
2010-02-12	2010-02-12	13F-HR	Batterymarch Financial Management Inc	Institution	295,330	Sold Some	-107,805	-26.74 %	$5,820,954	$6,334,829	$513,874	8.82 %	$-187,581						History of Batterymarch Financial Management Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Allstate Insurance Co	Institution	12,060	New Holding	12,060	100 %	$237,703	$258,687	$20,984	8.82 %	$20,984						History of Allstate Insurance Co Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Ameriprise Financial Inc	Institution	591,192	Added More	113,053	23.64 %	$11,652,394	$12,681,068	$1,028,674	8.82 %	$196,712						History of Ameriprise Financial Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Aston Asset Management Llc	Institution	450,958	Added More	389,979	639.53 %	$8,888,382	$9,673,049	$784,667	8.82 %	$678,563						History of Aston Asset Management Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Axa	Institution	118,874	Sold Some	-90	-0.07 %	$2,343,007	$2,549,847	$206,841	8.82 %	$-157						History of Axa Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Barclays Global Investors Na Ca	Institution	1,355,431	Sold Some	-1,183,758	-46.61 %	$26,715,545	$29,073,995	$2,358,450	8.82 %	$-2,059,739						History of Barclays Global Investors Na Ca Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Blackrock Advisors Llc	Institution	289,200	Sold Some	-317,800	-52.35 %	$5,700,132	$6,203,340	$503,208	8.82 %	$-552,972						History of Blackrock Advisors Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Blackrock Fund Advisors	No Data	2,411,608	No Compare			$47,532,794	$51,728,992	$4,196,198	8.82 %							History of Blackrock Fund Advisors Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Blackrock Group Ltd	Institution	64,974	Added More	47,574	273.41 %	$1,280,638	$1,393,692	$113,055	8.82 %	$82,779						History of Blackrock Group Ltd Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Blackrock Inc	No Data	416	Sold Some	-113,684	-99.63 %	$8,199	$8,923	$724	8.82 %	$-197,810						History of Blackrock Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Blackrock Investment Management Llc	Institution	183,156	Added More	21,298	13.15 %	$3,610,005	$3,928,696	$318,691	8.82 %	$37,059						History of Blackrock Investment Management Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Citigroup Inc	Institution	25,266	Sold Some	-2,069	-7.56 %	$497,993	$541,956	$43,963	8.82 %	$-3,600						History of Citigroup Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Credit Agricole S A	Institution	12,150	New Holding	12,150	100 %	$239,477	$260,618	$21,141	8.82 %	$21,141						History of Credit Agricole S A Ownership Of Avista Corp
2010-02-12	2009-12-31	N-CSR	Dreyfus Investment Portfolios - Core Bond Portfolio	Multi-Cap Core	18,578	No Compare			$366,172	$398,498	$32,326	8.82 %							History of Dreyfus Investment Portfolios - Core Bond Portfolio Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	First National Bank Of Omaha	Institution	150	New Holding	150	100 %	$2,957	$3,218	$261	8.82 %	$261						History of First National Bank Of Omaha Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Fortis Investments Management Usa Inc	Institution	118,915	Added More	66,494	126.84 %	$2,343,815	$2,550,727	$206,912	8.82 %	$115,700						History of Fortis Investments Management Usa Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Geode Capital Management Llc	Institution	150,156	No Change	0	0 %	$2,959,575	$3,220,846	$261,271	8.82 %	$0						History of Geode Capital Management Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Ironbridge Capital Management Llc	Institution	928,643	Sold Some	-56,422	-5.72 %	$18,303,554	$19,919,392	$1,615,839	8.82 %	$-98,174						History of Ironbridge Capital Management Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Johnson Financial Group Inc	No Data	650	No Compare			$12,812	$13,943	$1,131	8.82 %							History of Johnson Financial Group Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Liberty Mutual Insurance Co	Institution	18,380	No Change	0	0 %	$362,270	$394,251	$31,981	8.82 %	$0						History of Liberty Mutual Insurance Co Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Martingale Asset Management L P	Institution	11,500	New Holding	11,500	100 %	$226,665	$246,675	$20,010	8.82 %	$20,010						History of Martingale Asset Management L P Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Mason Street Advisors Llc	Institution	3,512	Added More	136	4.02 %	$69,222	$75,332	$6,111	8.82 %	$237						History of Mason Street Advisors Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Merrill Lynch Mercury Asset Management Japan Ltd	Institution	2,018	New Holding	2,018	100 %	$39,775	$43,286	$3,511	8.82 %	$3,511						History of Merrill Lynch Mercury Asset Management Japan Ltd Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Northwestern Mutual Wealth Management Co	Institution	1,897	Sold Some	-492	-20.59 %	$37,390	$40,691	$3,301	8.82 %	$-856						History of Northwestern Mutual Wealth Management Co Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Oppenheimer And Co Inc	Institution	11,500	No Change	0	0 %	$226,665	$246,675	$20,010	8.82 %	$0						History of Oppenheimer And Co Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Oppenheimer Funds Inc	Institution	282,345	Sold Some	-2,914	-1.02 %	$5,565,020	$6,056,300	$491,280	8.82 %	$-5,070						History of Oppenheimer Funds Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Price T Rowe Associates Inc	Institution	29,490	Sold Some	-4,000	-11.94 %	$581,248	$632,561	$51,313	8.82 %	$-6,960						History of Price T Rowe Associates Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Public Sector Pension Investment Board	Institution	160,900	Added More	110,800	221.15 %	$3,171,339	$3,451,305	$279,966	8.82 %	$192,792						History of Public Sector Pension Investment Board Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Putnam Investment Management Llc	Institution	110,072	New Holding	110,072	100 %	$2,169,519	$2,361,044	$191,525	8.82 %	$191,525						History of Putnam Investment Management Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Raymond James And Associates	Institution	12,922	New Holding	12,922	100 %	$254,693	$277,177	$22,484	8.82 %	$22,484						History of Raymond James And Associates Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Renaissance Technologies Corp	Institution		Sold All	-53,300	-100 %				8.82 %	$-92,742						History of Renaissance Technologies Corp Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR/A	Sarofim Fayez	Institution	30,028	No Change	0	0 %	$591,852	$644,101	$52,249	8.82 %	$0						History of Sarofim Fayez Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Schwab Charles Investment Management Inc	Institution	123,792	Sold Some	-1,082	-0.86 %	$2,439,940	$2,655,338	$215,398	8.82 %	$-1,883						History of Schwab Charles Investment Management Inc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR/A	Thrivent Financial For Lutherans	Institution	228,000	Sold Some	-33,600	-12.84 %	$4,493,880	$4,890,600	$396,720	8.82 %	$-58,464						History of Thrivent Financial For Lutherans Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Ubs Oconnor Llc	Institution		Sold All	-21,500	-100 %				8.82 %	$-37,410						History of Ubs Oconnor Llc Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Unionbancal Corp	Institution	14,200	No Change	0	0 %	$279,882	$304,590	$24,708	8.82 %	$0						History of Unionbancal Corp Ownership Of Avista Corp
2010-02-12	2009-12-31	13F-HR	Wellington Management Co Llp	Institution	13,790	Sold Some	-370	-2.61 %	$271,801	$295,796	$23,995	8.82 %	$-644						History of Wellington Management Co Llp Ownership Of Avista Corp
2010-02-12	2009-09-30	13F-HR/A	Unionbancal Corp	Institution	14,200	New Holding	14,200	100 %	$279,882	$304,590	$24,708	8.82 %	$24,708						History of Unionbancal Corp Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Advisor Partners Llc	No Data	1,137	New Holding	1,137	100 %	$22,513	$24,389	$1,876	8.33 %	$1,876						History of Advisor Partners Llc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Allianz Global Investors Of America L P	Institution	1,954,000	Sold Some	-83,900	-4.11 %	$38,689,200	$41,913,300	$3,224,100	8.33 %	$-138,435						History of Allianz Global Investors Of America L P Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	American Century Companies Inc	Institution	297,229	Added More	108,229	57.26 %	$5,885,134	$6,375,562	$490,428	8.33 %	$178,578						History of American Century Companies Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Bank Of America Corp	Institution	924,860	Added More	40,112	4.53 %	$18,312,228	$19,838,247	$1,526,019	8.33 %	$66,185						History of Bank Of America Corp Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR/A	Boston Trust And Investment Management Co	Institution		Sold All	-6,300	-100 %				8.33 %	$-10,395						History of Boston Trust And Investment Management Co Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Citizens Bank Wealth Management Na	Institution		Sold All	-305	-100 %				8.33 %	$-503						History of Citizens Bank Wealth Management Na Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Claymore Advisors Llc	Institution	113,796	Sold Some	-17,457	-13.30 %	$2,253,161	$2,440,924	$187,763	8.33 %	$-28,804						History of Claymore Advisors Llc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Curian Capital Llc	Institution	2,881	Sold Some	-182	-5.94 %	$57,044	$61,797	$4,754	8.33 %	$-300						History of Curian Capital Llc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Davidson D A And Co	Institution	16,776	Added More	1,884	12.65 %	$332,165	$359,845	$27,680	8.33 %	$3,109						History of Davidson D A And Co Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Donald Smith And Co Inc	Institution	1,216,000	No Change	0	0 %	$24,076,800	$26,083,200	$2,006,400	8.33 %	$0						History of Donald Smith And Co Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Employees Retirement System Of Texas	Institution	55,000	No Change	0	0 %	$1,089,000	$1,179,750	$90,750	8.33 %	$0						History of Employees Retirement System Of Texas Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Franklin Resources Inc	Institution	760,400	No Change	0	0 %	$15,055,920	$16,310,580	$1,254,660	8.33 %	$0						History of Franklin Resources Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Gamco Investors Inc Et Al	Institution	261,500	No Change	0	0 %	$5,177,700	$5,609,175	$431,475	8.33 %	$0						History of Gamco Investors Inc Et Al Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Highbridge Capital Management Llc	Institution		Sold All	-74,777	-100 %				8.33 %	$-123,382						History of Highbridge Capital Management Llc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Ing Investment Management Co	Institution	34,690	Sold Some	-41,800	-54.64 %	$686,862	$744,101	$57,239	8.33 %	$-68,970						History of Ing Investment Management Co Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Marshall Ilsley Corp	Institution	12,481	Added More	486	4.05 %	$247,124	$267,717	$20,594	8.33 %	$802						History of Marshall Ilsley Corp Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Metropolitan Life Insurance Co	Institution	54,272	Added More	5,206	10.61 %	$1,074,586	$1,164,134	$89,549	8.33 %	$8,590						History of Metropolitan Life Insurance Co Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Padco Advisors Ii Inc	Institution	1,894	Sold Some	-31	-1.61 %	$37,501	$40,626	$3,125	8.33 %	$-51						History of Padco Advisors Ii Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Padco Advisors Inc	Institution	2,613	Added More	180	7.39 %	$51,737	$56,049	$4,311	8.33 %	$297						History of Padco Advisors Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Rothschild Asset Management Inc	Institution	252,279	Added More	25,570	11.27 %	$4,995,124	$5,411,385	$416,260	8.33 %	$42,191						History of Rothschild Asset Management Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Royal Bank Of Scotland Group Plc	Institution		Sold All	-39,000	-100 %				8.33 %	$-64,350						History of Royal Bank Of Scotland Group Plc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Russell Frank Co	Institution	14,530	Sold Some	-88,626	-85.91 %	$287,694	$311,669	$23,975	8.33 %	$-146,233						History of Russell Frank Co Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Suntrust Banks Inc	Institution	342,526	Added More	118,739	53.05 %	$6,782,015	$7,347,183	$565,168	8.33 %	$195,919						History of Suntrust Banks Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Systematic Financial Management Lp	Institution	1,290	New Holding	1,290	100 %	$25,542	$27,671	$2,129	8.33 %	$2,129						History of Systematic Financial Management Lp Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Teachers Advisors Inc	Institution	241,244	Added More	3,284	1.38 %	$4,776,631	$5,174,684	$398,053	8.33 %	$5,419						History of Teachers Advisors Inc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Tiaa Cref Investment Management Llc	Institution	674,099	Sold Some	-7,110	-1.04 %	$13,347,160	$14,459,424	$1,112,263	8.33 %	$-11,732						History of Tiaa Cref Investment Management Llc Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Virginia Retirement Systems Et Al	Institution	62,700	Sold Some	-30,900	-33.01 %	$1,241,460	$1,344,915	$103,455	8.33 %	$-50,985						History of Virginia Retirement Systems Et Al Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Wealth Builders	Institution		Sold All	-79,787	-100 %				8.33 %	$-131,649						History of Wealth Builders Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Westwood Management Corp	Institution	247,700	Sold Some	-3,200	-1.27 %	$4,904,460	$5,313,165	$408,705	8.33 %	$-5,280						History of Westwood Management Corp Ownership Of Avista Corp
2010-02-11	2009-12-31	13F-HR	Zacks Investment Management	Institution		Sold All	-15,199	-100 %				8.33 %	$-25,078						History of Zacks Investment Management Ownership Of Avista Corp
2010-02-11	2009-11-30	N-CSRS	Claymore Exchange Traded Fund Trust - Claymoremorningstar Manufacturing Super Sector Index Etf	Specialty & Misc	36	No Change	0	0 %	$713	$772	$59	8.33 %	$0						History of Claymore Exchange Traded Fund Trust - Claymoremorningstar Manufacturing Super Sector Index Etf Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Dimensional Fund Advisors Inc	Institution	580,097	Added More	5,511	0.95 %	$11,230,678	$12,443,081	$1,212,403	10.79 %	$11,518						History of Dimensional Fund Advisors Inc Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	First Quadrant L P	Institution	29,100	Sold Some	-134	-0.45 %	$563,376	$624,195	$60,819	10.79 %	$-280						History of First Quadrant L P Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Marshall Wace North America L P	Institution		Sold All	-4,448	-100 %				10.79 %	$-9,296						History of Marshall Wace North America L P Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Nmf Asset Management Llc	Institution	105,700	Sold Some	-72,800	-40.78 %	$2,046,352	$2,267,265	$220,913	10.79 %	$-152,152						History of Nmf Asset Management Llc Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Numeric Investors Llc	Institution	22,600	Sold Some	-31,200	-57.99 %	$437,536	$484,770	$47,234	10.79 %	$-65,208						History of Numeric Investors Llc Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Oshaughnessy Asset Management Llc	Institution	34,124	Added More	2,787	8.89 %	$660,641	$731,960	$71,319	10.79 %	$5,825						History of Oshaughnessy Asset Management Llc Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Panagora Asset Management Inc	Institution	44,455	Sold Some	-14,822	-25.00 %	$860,649	$953,560	$92,911	10.79 %	$-30,978						History of Panagora Asset Management Inc Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Parametric Portfolio Associates	Institution	96,830	Added More	24,552	33.96 %	$1,874,629	$2,077,004	$202,375	10.79 %	$51,314						History of Parametric Portfolio Associates Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Profund Advisors Llc	Institution	15,523	Sold Some	-5,019	-24.43 %	$300,525	$332,968	$32,443	10.79 %	$-10,490						History of Profund Advisors Llc Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Proshare Advisors Llc	Institution	18,441	Sold Some	-5,478	-22.90 %	$357,018	$395,559	$38,542	10.79 %	$-11,449						History of Proshare Advisors Llc Ownership Of Avista Corp
2010-02-10	2009-12-31	13F-HR	Tcw Group Inc	Institution	689,495	Sold Some	-82,550	-10.69 %	$13,348,623	$14,789,668	$1,441,045	10.79 %	$-172,530						History of Tcw Group Inc Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	Bnp Paribas Arbitrage Sa	Institution		Sold All	-18,552	-100 %				9.27 %	$-33,765						History of Bnp Paribas Arbitrage Sa Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	California Public Employees Retirement System	Institution	258,596	New Holding	258,596	100 %	$5,076,239	$5,546,884	$470,645	9.27 %	$470,645						History of California Public Employees Retirement System Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	Ccm Partners	Institution	3,283	No Change	0	0 %	$64,445	$70,420	$5,975	9.27 %	$0						History of Ccm Partners Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	Gw Capital Management Incco	Institution		Sold All	-28,264	-100 %				9.27 %	$-51,440						History of Gw Capital Management Incco Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	Hartford Investment Management Co	Institution	11,085	Sold Some	-1,130	-9.25 %	$217,599	$237,773	$20,175	9.27 %	$-2,057						History of Hartford Investment Management Co Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	J P Morgan Chase And Co	Institution	491,659	Sold Some	-46,689	-8.67 %	$9,651,266	$10,546,086	$894,819	9.27 %	$-84,974						History of J P Morgan Chase And Co Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	New York State Common Retirement Fund	Institution	108,095	No Change	0	0 %	$2,121,905	$2,318,638	$196,733	9.27 %	$0						History of New York State Common Retirement Fund Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	Rafferty Asset Management Llc	Institution	50,738	Added More	15,209	42.80 %	$995,987	$1,088,330	$92,343	9.27 %	$27,680						History of Rafferty Asset Management Llc Ownership Of Avista Corp
2010-02-09	2009-12-31	13F-HR	Stratton Management Co	Institution	645,000	No Change	0	0 %	$12,661,350	$13,835,250	$1,173,900	9.27 %	$0						History of Stratton Management Co Ownership Of Avista Corp
2010-02-08	2009-12-31	13F-HR	Cutter And Co Brokerage Inc	Institution	108,870	Added More	17,308	18.90 %	$2,109,901	$2,335,262	$225,361	10.68 %	$35,828						History of Cutter And Co Brokerage Inc Ownership Of Avista Corp
2010-02-08	2009-12-31	13F-HR	First Trust Advisors Lp	Institution	338,620	Added More	13,234	4.06 %	$6,562,456	$7,263,399	$700,943	10.68 %	$27,394						History of First Trust Advisors Lp Ownership Of Avista Corp
2010-02-08	2009-12-31	13F-HR	Signia Capital Management Llc	Institution		Sold All	-128,820	-100 %				10.68 %	$-266,657						History of Signia Capital Management Llc Ownership Of Avista Corp
2010-02-08	2009-12-31	13F-HR	World Asset Management Inc	Institution	12,267	Sold Some	-216	-1.73 %	$237,734	$263,127	$25,393	10.68 %	$-447						History of World Asset Management Inc Ownership Of Avista Corp
2010-02-08	2009-11-30	N-CSR	Claymore Trust - Zacks Market Neutral Fund	No Data	13,501	Added More	1,423	11.78 %	$261,649	$289,596	$27,947	10.68 %	$2,946						History of Claymore Trust - Zacks Market Neutral Fund Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	Dana Investment Advisors Inc	Institution		Sold All	-21,082	-100 %				9.38 %	$-38,791						History of Dana Investment Advisors Inc Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	Gartmore Mutual Fund Capital Trust	Institution	2,012	Added More	209	11.59 %	$39,455	$43,157	$3,702	9.38 %	$385						History of Gartmore Mutual Fund Capital Trust Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	General Motors Investment Management Corp	Institution	57,443	Sold Some	-2,100	-3.52 %	$1,126,457	$1,232,152	$105,695	9.38 %	$-3,864						History of General Motors Investment Management Corp Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	Inview Investment Management Llc	Institution	301,864	Added More	2,740	0.91 %	$5,919,553	$6,474,983	$555,430	9.38 %	$5,042						History of Inview Investment Management Llc Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	Pnc Financial Services Group Inc	Institution	470	No Change	0	0 %	$9,217	$10,082	$865	9.38 %	$0						History of Pnc Financial Services Group Inc Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	Research Affiliates Llc	Institution		Sold All	-19,414	-100 %				9.38 %	$-35,722						History of Research Affiliates Llc Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	Rhumbline Advisers	Institution	122,143	Added More	2,680	2.24 %	$2,395,224	$2,619,967	$224,743	9.38 %	$4,931						History of Rhumbline Advisers Ownership Of Avista Corp
2010-02-05	2009-12-31	13F-HR	Sg Americas Securities Llc	Institution		Sold All	-13,641	-100 %				9.38 %	$-25,099						History of Sg Americas Securities Llc Ownership Of Avista Corp
2010-02-05	2009-11-30	N-CSRS	Sei Institutional Investments Trust - Siit Small Cap Fund	Small-Cap Core		Sold All	-93,700	-100 %				9.38 %	$-172,408						History of Sei Institutional Investments Trust - Siit Small Cap Fund Ownership Of Avista Corp
2010-02-05	2009-11-30	N-CSRS	Valic Co I - Asset Allocation Fund	Specialty & Misc		Sold All	-618	-100 %				9.38 %	$-1,137						History of Valic Co I - Asset Allocation Fund Ownership Of Avista Corp
2010-02-05	2009-11-30	N-CSRS	Valic Co I - Small Cap Fund	Small-Cap Core		Sold All	-59,627	-100 %				9.38 %	$-109,714						History of Valic Co I - Small Cap Fund Ownership Of Avista Corp
2010-02-05	2009-11-30	N-CSRS	Valic Co I - Small Cap Index Fund	Small-Cap Core		Sold All	-44,243	-100 %				9.38 %	$-81,407						History of Valic Co I - Small Cap Index Fund Ownership Of Avista Corp
2010-02-04	2009-12-31	13F-HR	Blair William And Co	Institution	40,813	Added More	703	1.75 %	$806,873	$875,439	$68,566	8.49 %	$1,181						History of Blair William And Co Ownership Of Avista Corp
2010-02-04	2009-12-31	13F-HR	Clarivest Asset Management Llc	Institution		Sold All	-18,400	-100 %				8.49 %	$-30,912						History of Clarivest Asset Management Llc Ownership Of Avista Corp
2010-02-04	2009-12-31	13F-HR	Comerica Bank	Institution	61,501	Added More	350	0.57 %	$1,215,875	$1,319,196	$103,322	8.49 %	$588						History of Comerica Bank Ownership Of Avista Corp
2010-02-04	2009-12-31	13F-HR	Nisa Investment Advisors L L C	Institution	103,622	Sold Some	-100	-0.09 %	$2,048,607	$2,222,692	$174,085	8.49 %	$-168						History of Nisa Investment Advisors L L C Ownership Of Avista Corp
2010-02-04	2009-12-31	13F-HR	Trillium Asset Management Corp	Institution	155,761	Sold Some	-20,079	-11.41 %	$3,079,395	$3,341,073	$261,678	8.49 %	$-33,733						History of Trillium Asset Management Corp Ownership Of Avista Corp
2010-02-04	2009-11-30	N-CSRS	Ing Equity Trust - Ing Convertible Fund	Specialty & Misc	310	Sold Some	-100	-24.39 %	$6,129	$6,650	$521	8.49 %	$-168						History of Ing Equity Trust - Ing Convertible Fund Ownership Of Avista Corp
2010-02-04	2009-11-30	N-CSRS	Ing Series Fund Inc - Ing Balanced Fund	Mixed-Asset Target Allocation Moderate	166	Sold Some	-134	-44.66 %	$3,282	$3,561	$279	8.49 %	$-225						History of Ing Series Fund Inc - Ing Balanced Fund Ownership Of Avista Corp
2010-02-04	2009-11-30	N-CSRS	Ing Series Fund Inc - Ing Index Plus Smallcap Fund	Small-Cap Core	1,407	Sold Some	-1,293	-47.88 %	$27,816	$30,180	$2,364	8.49 %	$-2,172						History of Ing Series Fund Inc - Ing Index Plus Smallcap Fund Ownership Of Avista Corp
2010-02-03	2009-12-31	13F-HR	Bank Of Hawaii	Institution	13,053	Sold Some	-1,800	-12.11 %	$263,671	$279,987	$16,316	6.18 %	$-2,250						History of Bank Of Hawaii Ownership Of Avista Corp
2010-02-03	2009-12-31	13F-HR	Chartwell Investment Partners	Institution	189,001	Added More	320	0.16 %	$3,817,820	$4,054,071	$236,251	6.18 %	$400						History of Chartwell Investment Partners Ownership Of Avista Corp
2010-02-03	2009-12-31	13F-HR	First Mercantile Trust Co	Institution	13,300	No Change	0	0 %	$268,660	$285,285	$16,625	6.18 %	$0						History of First Mercantile Trust Co Ownership Of Avista Corp
2010-02-03	2009-12-31	13F-HR	Turner Investment Partners Inc	Institution	475,293	Sold Some	-38,482	-7.49 %	$9,600,919	$10,195,035	$594,116	6.18 %	$-48,103						History of Turner Investment Partners Inc Ownership Of Avista Corp
2010-02-03	2009-11-30	N-CSRS	Riversource Managers Series Inc - Riversource Fundamental Value Fund	Multi-Cap Core		Sold All	-40,217	-100 %				6.18 %	$-50,271						History of Riversource Managers Series Inc - Riversource Fundamental Value Fund Ownership Of Avista Corp
2010-02-02	2009-12-31	13F-HR	Public Employees Retirement Association Of Colorado	Institution	139,600	No Change	0	0 %	$2,854,820	$2,994,420	$139,600	4.88 %	$0						History of Public Employees Retirement Association Of Colorado Ownership Of Avista Corp
2010-02-02	2009-11-30	N-CSRS	Usaa Mutual Funds Trust - Cornerstone Strategy Fund	Specialty & Misc	900	Sold Some	-2,900	-76.31 %	$18,405	$19,305	$900	4.88 %	$-2,900						History of Usaa Mutual Funds Trust - Cornerstone Strategy Fund Ownership Of Avista Corp
2010-02-02	2009-08-31	N-CSRS/A	Wells Fargo Funds Trust - Money Market Fund	Specialty & Misc	47,233	Sold Some	-22,805	-32.56 %	$965,915	$1,013,148	$47,233	4.88 %	$-22,805						History of Wells Fargo Funds Trust - Money Market Fund Ownership Of Avista Corp
2010-01-29	2009-12-31	13F-HR	Texas Permanent School Fund	Institution	87,447	Sold Some	-404	-0.45 %	$1,782,170	$1,875,738	$93,568	5.25 %	$-432						History of Texas Permanent School Fund Ownership Of Avista Corp
2010-01-29	2009-12-31	13F-HR	Wcm Investment Management	Institution	533,057	Added More	16,090	3.11 %	$10,863,702	$11,434,073	$570,371	5.25 %	$17,216						History of Wcm Investment Management Ownership Of Avista Corp
2010-01-29	2009-11-30	N-Q	John Hancock Funds Ii - Growth Fund	Large-Cap Growth	15,570	New Holding	15,570	100 %	$317,317	$333,977	$16,660	5.25 %	$16,660						History of John Hancock Funds Ii - Growth Fund Ownership Of Avista Corp
2010-01-29	2009-11-30	N-Q	John Hancock Funds Ii - Small Cap Index Fund	Small-Cap Core	7,005	New Holding	7,005	100 %	$142,762	$150,257	$7,495	5.25 %	$7,495						History of John Hancock Funds Ii - Small Cap Index Fund Ownership Of Avista Corp
2010-01-29	2009-11-30	N-Q	Valic Co Ii - Small Cap Value Fund	Small-Cap Value	175,700	New Holding	175,700	100 %	$3,580,766	$3,768,765	$187,999	5.25 %	$187,999						History of Valic Co Ii - Small Cap Value Fund Ownership Of Avista Corp
2010-01-28	2009-12-31	13F-HR	State Board Of Administration Of Florida Retirement System	Institution	70,551	No Change	0	0 %	$1,448,412	$1,513,319	$64,907	4.48 %	$0						History of State Board Of Administration Of Florida Retirement System Ownership Of Avista Corp
2010-01-28	2009-11-30	N-Q	Putnam Investment Funds - Putnam Small Cap Value Fund	No Data	90,100	Sold Some	-19,300	-17.64 %	$1,849,753	$1,932,645	$82,892	4.48 %	$-17,756						History of Putnam Investment Funds - Putnam Small Cap Value Fund Ownership Of Avista Corp
2010-01-28	2009-11-30	N-Q	Ssga Funds - Ssga Enhanced Small Cap Fund	Small-Cap Core	5,106	Sold Some	-163	-3.09 %	$104,826	$109,524	$4,698	4.48 %	$-150						History of Ssga Funds - Ssga Enhanced Small Cap Fund Ownership Of Avista Corp
2010-01-28	2009-11-30	N-Q	Ssga Funds - Ssga Small Cap Fund	Small-Cap Core	3,000	New Holding	3,000	100 %	$61,590	$64,350	$2,760	4.48 %	$2,760						History of Ssga Funds - Ssga Small Cap Fund Ownership Of Avista Corp
2010-01-27	2009-12-31	13F-HR	Shell Asset Management Co	Institution	20,037	New Holding	20,037	100 %	$417,972	$429,794	$11,822	2.82 %	$11,822						History of Shell Asset Management Co Ownership Of Avista Corp
2010-01-26	2009-12-31	13F-HR	Deere And Co	Institution		Sold All	-22,070	-100 %				2.68 %	$-12,359						History of Deere And Co Ownership Of Avista Corp
2010-01-26	2009-12-31	13F-HR	Investment Counselors Of Maryland Llc	Institution	134,700	No Change	0	0 %	$2,813,883	$2,889,315	$75,432	2.68 %	$0						History of Investment Counselors Of Maryland Llc Ownership Of Avista Corp
2010-01-26	2009-12-31	13F-HR	Teachers Retirement System Of The State Of Kentucky	Institution	52,700	Added More	6,300	13.57 %	$1,100,903	$1,130,415	$29,512	2.68 %	$3,528						History of Teachers Retirement System Of The State Of Kentucky Ownership Of Avista Corp
2010-01-26	2009-11-30	N-Q	Schwab Strategic Trust	No Data	280	No Compare			$5,849	$6,006	$157	2.68 %							History of Schwab Strategic Trust Ownership Of Avista Corp
2010-01-25	2009-12-31	13F-HR	Alpha Windward Llc	Institution	11,460	Added More	300	2.68 %	$241,577	$245,817	$4,240	1.75 %	$111						History of Alpha Windward Llc Ownership Of Avista Corp
2010-01-22	2009-12-31	13F-HR	Strs Ohio	Institution	133,825	Sold Some	-16,900	-11.21 %	$2,796,943	$2,870,546	$73,604	2.63 %	$-9,295						History of Strs Ohio Ownership Of Avista Corp
2010-01-21	2009-12-31	13F-HR	Fisher Asset Management Llc	Institution	1,141,588	Added More	29,320	2.63 %	$24,384,320	$24,487,063	$102,743	0.42 %	$2,639						History of Fisher Asset Management Llc Ownership Of Avista Corp
2010-01-20	2009-11-30	N-Q	California Investment Trust - S And P Smallcap Index Fund	Small-Cap Core	3,283	No Change	0	0 %	$71,635	$70,420	$-1,215	-1.69 %	$0						History of California Investment Trust - S And P Smallcap Index Fund Ownership Of Avista Corp
2010-01-19	2009-12-31	13F-HR	Bank Of New York Mellon Corp	Institution	664,029	Sold Some	-50,770	-7.10 %	$14,821,127	$14,243,422	$-577,705	-3.89 %	$44,170						History of Bank Of New York Mellon Corp Ownership Of Avista Corp
2010-01-15	2009-12-31	13F-HR	River Road Asset Management Llc	Institution	1,637,020	Added More	1,304,445	392.22 %	$35,212,300	$35,114,079	$-98,221	-0.27 %	$-78,267						History of River Road Asset Management Llc Ownership Of Avista Corp
2010-01-15	2009-10-31	N-CSR/A	Direxion Shares Etf Trust - Direxion Daily Small Cap Bull 3x Shares	No Data	53,613	Added More	9,006	20.18 %	$1,153,216	$1,149,999	$-3,217	-0.27 %	$-540						History of Direxion Shares Etf Trust - Direxion Daily Small Cap Bull 3x Shares Ownership Of Avista Corp
2010-01-14	2009-12-31	13F-HR	Public Employees Retirement System Of Ohio	Institution	66,665	No Change	0	0 %	$1,433,298	$1,429,964	$-3,333	-0.23 %	$0						History of Public Employees Retirement System Of Ohio Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Burmeister Smith Christy M	Insider	16,073	Sold Some	-371	-2.25 %	$342,194	$344,766	$2,572	0.75 %	$-59		X			Vp Controller Prin Acct Off	History of Burmeister Smith Christy M Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Durkin Marian M	Insider	24,924	Sold Some	-1,002	-3.86 %	$530,632	$534,620	$3,988	0.75 %	$-160		X			Sr Vp General Counsel Cco	History of Durkin Marian M Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Feltes Karen S	Insider	5,051	Sold Some	-948	-15.80 %	$107,536	$108,344	$808	0.75 %	$-152		X			Sr Vp Corporate Secretary	History of Feltes Karen S Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Kensok James M	Insider	2,061	Sold Some	-371	-15.25 %	$43,879	$44,208	$330	0.75 %	$-59		X			Vp And Cio	History of Kensok James M Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Kopczynski Don F	Insider	15,551	Sold Some	-371	-2.33 %	$331,081	$333,569	$2,488	0.75 %	$-59		X			Vp	History of Kopczynski Don F Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Meyer David J	Insider	3,665	Sold Some	-567	-13.39 %	$78,028	$78,614	$586	0.75 %	$-91		X			Vice President	History of Meyer David J Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Morris Scott L	Insider	78,792	Sold Some	-360	-0.45 %	$1,677,482	$1,690,088	$12,607	0.75 %	$-58	X	X			Chairman President Ceo	History of Morris Scott L Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Norwood Kelly O	Insider	3,665	Sold Some	-567	-13.39 %	$78,028	$78,614	$586	0.75 %	$-91		X			Vice President	History of Norwood Kelly O Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Storro Richard L	Insider	4,154	Sold Some	-257	-5.82 %	$88,439	$89,103	$665	0.75 %	$-41		X			Vice President	History of Storro Richard L Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Thackston Jason R	No Data	1,472	Sold Some	-175	-10.62 %	$31,339	$31,574	$236	0.75 %	$-28		X			Vice President	History of Thackston Jason R Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Thies Mark T	Insider	17,132	Sold Some	-600	-3.38 %	$364,740	$367,481	$2,741	0.75 %	$-96		X			Sr Vice President Cfo	History of Thies Mark T Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Thoren Diane C	No Data	1,689	Sold Some	-77	-4.36 %	$35,959	$36,229	$270	0.75 %	$-12		X			Treasurer	History of Thoren Diane C Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Vermillion Dennis P	Insider	3,717	Sold Some	-501	-11.87 %	$79,135	$79,730	$595	0.75 %	$-80		X			Vice President	History of Vermillion Dennis P Ownership Of Avista Corp
2010-01-12	2010-01-08	4	Woodworth Roger D	Insider	13,201	Sold Some	-371	-2.73 %	$281,049	$283,161	$2,112	0.75 %	$-59		X			Vice President	History of Woodworth Roger D Ownership Of Avista Corp
2010-01-12	2009-09-30	13F-HR/A	Ing Investment Management Co	Institution	76,490	Added More	35,480	86.51 %	$1,628,472	$1,640,711	$12,238	0.75 %	$5,677						History of Ing Investment Management Co Ownership Of Avista Corp
2010-01-12	2008-12-31	13F-HR/A	Pggm Investments	No Data	106,537	No Compare			$2,268,173	$2,285,219	$17,046	0.75 %							History of Pggm Investments Ownership Of Avista Corp
2010-01-08	2009-10-31	N-CSR	Dfa Investment Dimensions Group Inc - International Core Equity Portfolio	International Small-Mid-Cap Value	225,492	Added More	151,258	203.75 %	$4,787,195	$4,836,803	$49,608	1.03 %	$33,277						History of Dfa Investment Dimensions Group Inc - International Core Equity Portfolio Ownership Of Avista Corp
2010-01-08	2009-10-31	N-CSR	Dfa Investment Dimensions Group Inc - International Vector Equity Portfolio	No Data	13,600	No Change	0	0 %	$288,728	$291,720	$2,992	1.03 %	$0						History of Dfa Investment Dimensions Group Inc - International Vector Equity Portfolio Ownership Of Avista Corp
2010-01-08	2009-10-31	N-CSR	Dfa Investment Dimensions Group Inc - Us Sustainability Core 1 Portfolio	No Data	1,400	No Change	0	0 %	$29,722	$30,030	$308	1.03 %	$0						History of Dfa Investment Dimensions Group Inc - Us Sustainability Core 1 Portfolio Ownership Of Avista Corp
2010-01-08	2009-10-31	N-CSR	Massmutual Premier Funds - Massmutual Premier Main Street Small Cap Fund	Small-Cap Core	4,466	Sold Some	-318	-6.64 %	$94,813	$95,796	$983	1.03 %	$-70						History of Massmutual Premier Funds - Massmutual Premier Main Street Small Cap Fund Ownership Of Avista Corp
2010-01-08	2009-10-31	N-CSR	Massmutual Premier Funds - Massmutual Premier Small Company Opportunities Fund	Small-Cap Core	9,958	Added More	200	2.04 %	$211,408	$213,599	$2,191	1.03 %	$44						History of Massmutual Premier Funds - Massmutual Premier Small Company Opportunities Fund Ownership Of Avista Corp
2010-01-08	2009-10-31	N-CSRS	Powershares Exchange Traded Fund Trust - Powershares Cleantech Portfolio	Science & Tech	9,771	New Holding	9,771	100 %	$207,438	$209,588	$2,150	1.03 %	$2,150						History of Powershares Exchange Traded Fund Trust - Powershares Cleantech Portfolio Ownership Of Avista Corp
2010-01-07	2009-10-31	N-CSR	Jpmorgan Trust I - Highbridge Statistical Market Neutral Fund	Specialty & Misc	45	Added More	27	150.00 %	$954	$965	$11	1.17 %	$7						History of Jpmorgan Trust I - Highbridge Statistical Market Neutral Fund Ownership Of Avista Corp
2010-01-07	2009-10-31	N-CSR	Old Westbury Funds Inc - International Fund	International Multi-Cap Core	5,900	No Change	0	0 %	$125,080	$126,555	$1,475	1.17 %	$0						History of Old Westbury Funds Inc - International Fund Ownership Of Avista Corp
2010-01-07	2009-10-31	N-CSR	Russell Investment Co - International Fund	International Multi-Cap Core	16,015	Sold Some	-117,489	-88.00 %	$339,518	$343,522	$4,004	1.17 %	$-29,372						History of Russell Investment Co - International Fund Ownership Of Avista Corp
2010-01-05	2009-10-31	N-CSR	Fbr Funds - Fbr Gas Utility Index Fund	Utility	23,080	No Change	0	0 %	$488,373	$495,066	$6,693	1.37 %	$0						History of Fbr Funds - Fbr Gas Utility Index Fund Ownership Of Avista Corp
2010-01-04	2009-10-31	N-CSR	Advisors Inner Circle Fund Ii - Growth Fund	Small-Cap Growth	73,650	Sold Some	-13,050	-15.05 %	$1,590,840	$1,579,793	$-11,048	-0.69 %	$1,958						History of Advisors Inner Circle Fund Ii - Growth Fund Ownership Of Avista Corp
2010-01-04	2009-10-31	N-CSR	Franklin Value Investors Trust - Franklin All Cap Value Fund	Multi-Cap Value	13,500	No Change	0	0 %	$291,600	$289,575	$-2,025	-0.69 %	$0						History of Franklin Value Investors Trust - Franklin All Cap Value Fund Ownership Of Avista Corp
2010-01-04	2009-10-31	N-CSR	Franklin Value Investors Trust - Franklin Balance Sheet Investment Fund	Specialty & Misc	746,900	No Change	0	0 %	$16,133,040	$16,021,005	$-112,035	-0.69 %	$0						History of Franklin Value Investors Trust - Franklin Balance Sheet Investment Fund Ownership Of Avista Corp
2010-01-04	2009-09-30	13F-HR/A	California Public Employees Retirement System	Institution		Sold All	-280,616	-100 %				-0.69 %	$42,092						History of California Public Employees Retirement System Ownership Of Avista Corp
2009-12-31	2009-10-31	N-CSR	Dreyfuslaurel Funds Inc - Balanced Fund	Mixed-Asset Target Allocation Growth	21,425	New Holding	21,425	100 %	$462,566	$459,566	$-3,000	-0.64 %	$-3,000						History of Dreyfuslaurel Funds Inc - Balanced Fund Ownership Of Avista Corp
2009-12-31	2009-09-30	N-Q/A	Rydex Dynamic Funds - Dynamic Russell 2000 Fund	No Data	1,246	Added More	349	38.90 %	$26,901	$26,727	$-174	-0.64 %	$-49						History of Rydex Dynamic Funds - Dynamic Russell 2000 Fund Ownership Of Avista Corp
2009-12-31	2009-09-30	N-Q/A	Rydex Variable Trust - Biotechnology Fund	Health/Biotech	615	Sold Some	-76	-10.99 %	$13,278	$13,192	$-86	-0.64 %	$11						History of Rydex Variable Trust - Biotechnology Fund Ownership Of Avista Corp
2009-12-30	2009-10-31	N-CSR	Dryden Small Cap Core Equity Fund Inc - Dryden Small Cap Core Equity Fund Inc	Small-Cap Core	3,700	Sold Some	-12,900	-77.71 %	$81,622	$79,365	$-2,257	-2.76 %	$7,869						History of Dryden Small Cap Core Equity Fund Inc - Dryden Small Cap Core Equity Fund Inc Ownership Of Avista Corp
2009-12-30	2009-10-31	N-Q	Ishares Trust - Ishares Nyse Composite Index Fund	Specialty & Misc	583	Sold Some	-36	-5.81 %	$12,861	$12,505	$-356	-2.76 %	$22						History of Ishares Trust - Ishares Nyse Composite Index Fund Ownership Of Avista Corp
2009-12-30	2009-10-31	N-Q	Morgan Stanley Special Value Fund - None	Specialty & Misc	182,100	Added More	12,300	7.24 %	$4,017,126	$3,906,045	$-111,081	-2.76 %	$-7,503						History of Morgan Stanley Special Value Fund - None Ownership Of Avista Corp
2009-12-30	2009-10-31	N-Q	Usaa Mutual Funds Trust - Growth Fund	Multi-Cap Growth	500	New Holding	500	100 %	$11,030	$10,725	$-305	-2.76 %	$-305						History of Usaa Mutual Funds Trust - Growth Fund Ownership Of Avista Corp
2009-12-29	2009-10-31	N-CSR	Aston Funds - Aston Value Fund	Multi-Cap Value	40,800	New Holding	40,800	100 %		$875,160		- %							History of Aston Funds - Aston Value Fund Ownership Of Avista Corp
2009-12-29	2009-10-31	N-CSR	Aston Funds - Astontamro Small Cap Fund	Small-Cap Core	83,430	New Holding	83,430	100 %		$1,789,574		- %							History of Aston Funds - Astontamro Small Cap Fund Ownership Of Avista Corp
2009-12-29	2009-10-31	N-Q	Profunds - Bull Profund	Large-Cap Core	2,516	Sold Some	-5,848	-69.91 %		$53,968		- %							History of Profunds - Bull Profund Ownership Of Avista Corp
2009-12-29	2009-10-31	N-Q	Profunds - Utilities Ultrasector Profund	Utility	858	Added More	44	5.40 %		$18,404		- %							History of Profunds - Utilities Ultrasector Profund Ownership Of Avista Corp
2009-12-29	2009-10-31	N-CSR	Vanguard Whitehall Funds - Vanguard High Dividend Yield Index Fund	Specialty & Misc	7,767	Added More	1,514	24.21 %		$166,602		- %							History of Vanguard Whitehall Funds - Vanguard High Dividend Yield Index Fund Ownership Of Avista Corp
2009-12-23	2009-10-31	N-Q	Pacific Capital Funds - Small Cap Fund	Small-Cap Value	14,853	No Change	0	0 %	$329,737	$318,597	$-11,140	-3.37 %	$0						History of Pacific Capital Funds - Small Cap Fund Ownership Of Avista Corp
2009-12-15	2009-12-14	4	Thoren Diane C	No Data	18,210	Sold Some	-675	-3.57 %	$396,432	$390,605	$-5,827	-1.46 %	$216		X			Treasurer	History of Thoren Diane C Ownership Of Avista Corp
2009-12-15	2009-12-14	4	Thoren Diane C	No Data	19,510	Added More	1,300	7.68 %	$424,733	$418,490	$-6,243	-1.46 %	$-416		X			Treasurer	History of Thoren Diane C Ownership Of Avista Corp
2009-12-15	2009-12-14	4	Thoren Diane C	No Data	18,885	Added More	675	3.84 %	$411,126	$405,083	$-6,043	-1.46 %	$-216		X			Treasurer	History of Thoren Diane C Ownership Of Avista Corp
2009-12-15	2009-12-14	4	Thoren Diane C	No Data	18,210	Sold Some	-1,300	-6.66 %	$396,432	$390,605	$-5,827	-1.46 %	$416		X			Treasurer	History of Thoren Diane C Ownership Of Avista Corp

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