Adage capital partners gp llc investment history in Alexion pharmaceuticals inc

Filed on 2016-02-16 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-16-002652.txt Sec File: edgar/data/1165408/0001172661-16-002652-index.htm

2015-12-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 305563 at $58286

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2015-11-16 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-15-001950.txt Sec File: edgar/data/1165408/0001172661-15-001950-index.htm

2015-09-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 280063 at $43799

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2015-08-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-15-001500.txt Sec File: edgar/data/1165408/0001172661-15-001500-index.htm

2015-06-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 294163 at $53176

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2015-05-15 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-15-001076.txt Sec File: edgar/data/1165408/0001172661-15-001076-index.htm

2015-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 311163 at $53925

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2015-02-17 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-15-000430.txt Sec File: edgar/data/1165408/0001172661-15-000430-index.htm

2014-12-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 394200 at $72939

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2014-11-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-14-001743.txt Sec File: edgar/data/1165408/0001172661-14-001743-index.htm

2014-09-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 319500 at $52979

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2014-08-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-14-001369.txt Sec File: edgar/data/1165408/0001172661-14-001369-index.htm

2014-06-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 363900 at $56859

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2014-05-15 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-14-001007.txt Sec File: edgar/data/1165408/0001172661-14-001007-index.htm

2014-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 348700 at $53048

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2014-02-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-14-000490.txt Sec File: edgar/data/1165408/0001172661-14-000490-index.htm

2013-12-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 508800 at $67611

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2013-11-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0001172661-13-001455.txt Sec File: edgar/data/1165408/0001172661-13-001455-index.htm

2013-09-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 592500 at $68825

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2013-08-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-13-002933.txt Sec File: edgar/data/1165408/0000902664-13-002933-index.htm

2013-06-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 792500 at $73100

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2013-07-12 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr/a

Accession 0000902664-13-002605.txt Amendment Number: 1 Sec File: edgar/data/1165408/0000902664-13-002605-index.htm

2013-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 406288 at $37435

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2013-05-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-13-002215.txt Sec File: edgar/data/1165408/0000902664-13-002215-index.htm

2013-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 406288 at $37435

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2013-02-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-13-000765.txt Sec File: edgar/data/1165408/0000902664-13-000765-index.htm

2012-12-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 210988 at $19778

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2012-11-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-12-001487.txt Sec File: edgar/data/1165408/0000902664-12-001487-index.htm

2012-09-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 295688 at $33827

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2012-08-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-12-001130.txt Sec File: edgar/data/1165408/0000902664-12-001130-index.htm

2012-06-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 656800 at $65220

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2012-05-15 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-12-000787.txt Sec File: edgar/data/1165408/0000902664-12-000787-index.htm

2012-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 360000 at $33430

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2010-05-17 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-10-002723.txt Sec File: edgar/data/1165408/0000902664-10-002723-index.htm

2010-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 400000 at $21748

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2010-02-16 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-10-000710.txt Sec File: edgar/data/1165408/0000902664-10-000710-index.htm

2009-12-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 458532 at $22386

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2009-11-18 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr/a

Accession 0000902664-09-003964.txt Sec File: edgar/data/1165408/0000902664-09-003964-index.htm

2009-09-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 458532 at $20423

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2009-11-16 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-09-003898.txt Sec File: edgar/data/1165408/0000902664-09-003898-index.htm

2009-09-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 458532 at $20423

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2008-05-15 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-08-002012.txt Sec File: edgar/data/1165408/0000902664-08-002012-index.htm

2008-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 985283 at $58427

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2007-11-14 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-07-003296.txt Sec File: edgar/data/1165408/0000902664-07-003296-index.htm

2007-09-30 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 1000000 at $65150

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2007-05-15 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-07-001756.txt Sec File: edgar/data/1165408/0000902664-07-001756-index.htm

2007-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 196620 at $85018

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2006-05-12 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-06-001441.txt Sec File: edgar/data/1165408/0000902664-06-001441-index.htm

2006-03-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 755647 at $26765

Alexion Pharmaceuticals Inc Com 015351109


Filed on 2006-02-13 by Adage Capital Partners Gp Llc SEC CIK 1165408 Form 13f-hr

Accession 0000902664-06-000528.txt Sec File: edgar/data/1165408/0000902664-06-000528-index.htm

2005-12-31 Adage Capital Partners Gp Llc

Invested in Alexion Pharmaceuticals Inc remaining shares owned 45000 at $2025

Alexion Pharmaceuticals Inc Com 231021106