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Stock trading by Baker Bros Advisors Llc of Xenoport Inc (XNPT)

   
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Filed As-Of/On Form FullName
Symbol Country Industry 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

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Stock Trading: Entire History Of Holdings/Transactions

FiledAs-Of/OnFormFullnameSymbolCountryIndustrySharesActivityShares ChangeShares Pct. ChangeHypothetical Old ValueHypothetical New Value Hypothetical Value Chg.Hypothetical ReturnHypothetical Results Director Other Ten Pct Officer Officer Title History
2010-02-162009-12-31 13F-HRXenoport IncXNPTUSMedical-Drugs0Sold All-403,695-100 %----53.62 % $4,089,430 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2009-11-102009-09-30 13F-HRXenoport IncXNPTUSMedical-Drugs403,695Added More200,00098.18 %$6,539,859$3,536,368$-3,003,491-45.92 % $-1,488,000 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2009-08-172009-06-30 13F-HRXenoport IncXNPTUSMedical-Drugs203,695Sold Some-340,576-62.57 %$3,888,538$1,784,368$-2,104,169-54.11 % $3,518,150 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2009-05-152009-03-31 13F-HRXenoport IncXNPTUSMedical-Drugs544,271Sold Some-27,862-4.86 %$9,655,368$4,767,814$-4,887,554-50.62 % $250,201 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2009-02-172008-12-31 13F-HRXenoport IncXNPTUSMedical-Drugs572,133Sold Some-186,750-24.60 %-$5,011,885-- % History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2008-11-142008-09-30 13F-HRXenoport IncXNPTUSMedical-Drugs758,883Sold Some-289,516-27.61 %$25,354,281$6,647,815$-18,706,466-73.78 % $7,136,569 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2008-08-142008-06-30 13F-HRXenoport IncXNPTUSMedical-Drugs1,048,399Sold Some-123,844-10.56 %$52,650,598$9,183,975$-43,466,623-82.55 % $5,134,572 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2008-05-152008-03-31 13F-HRXenoport IncXNPTUSMedical-Drugs1,172,243Added More400,83751.96 %$52,317,205$10,268,849$-42,048,356-80.37 % $-14,378,023 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2008-02-142007-12-31 13F-HRXenoport IncXNPTUSMedical-Drugs771,406Sold Some-216,512-21.91 %$46,677,777$6,757,517$-39,920,261-85.52 % $11,204,496 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2007-11-142007-09-30 13F-HRXenoport IncXNPTUSMedical-Drugs987,918No Change00 %$52,596,754$8,654,162$-43,942,593-83.54 % $0 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2007-08-142007-06-30 13F-HRXenoport IncXNPTUSMedical-Drugs987,918No Change00 %$40,158,867$8,654,162$-31,504,705-78.45 % $0 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2007-05-152007-03-31 13F-HRXenoport IncXNPTUSMedical-Drugs987,918Added More605,057158.03 %$40,919,564$8,654,162$-32,265,402-78.85 % $-19,761,162 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2007-02-142006-12-31 13F-HRXenoport IncXNPTUSMedical-Drugs382,861No Change00 %$10,903,881$3,353,862$-7,550,019-69.24 % $0 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2006-11-142006-09-30 13F-HRXenoport IncXNPTUSMedical-Drugs382,861No Change00 %$10,337,247$3,353,862$-6,983,385-67.55 % $0 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2006-08-142006-06-30 13F-HRXenoport IncXNPTUSMedical-Drugs382,861Added More105,89138.23 %$7,048,471$3,353,862$-3,694,609-52.41 % $-1,021,848 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2006-05-152006-03-31 13F-HRXenoport IncXNPTUSMedical-Drugs276,970Added More1,7490.63 %$6,735,910$2,426,257$-4,309,653-63.98 % $-27,214 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2006-02-142005-12-31 13F-HRXenoport IncXNPTUSMedical-Drugs275,221No Change00 %$4,739,306$2,410,936$-2,328,370-49.12 % $0 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2005-11-152005-09-30 13F-HRXenoport IncXNPTUSMedical-Drugs275,221Added More25,22110.08 %$3,800,802$2,410,936$-1,389,866-36.56 % $-127,366 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
2005-08-122005-06-30 13F-HRXenoport IncXNPTUSMedical-Drugs250,000New Holding250,000100 %$2,912,500$2,190,000$-722,500-24.80 % $-722,500 History of Baker Bros Advisors Llc Ownership Of Xenoport Inc
Returned 19 Transactions!
 
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