Overview Financials News + Filings Key Docs Charts Transactions Holdings Ownership Insiders
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ABBOTT BIOTHERAPEUTICS CORP (FACT)
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Portfolio as of: |
| Name | Shares | Change | Value | % Port | % OS | Hist | Date |
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BVF INC/IL
| 4,179,070 | 495,549 | 112,793,000 | 26.56 | 16.65 |
Hist
| 03/31/2010 |
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BIOTECHNOLOGY VALUE FUND L P
| 3,683,521 | 1,876,900 | 59,488,864 | | |
Hist
| 09/08/2009 |
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BAUPOST GROUP LLC/MA
| 2,000,000 | -1,506,875 | 53,980,000 | 3.13 | 7.97 |
Hist
| 03/31/2010 |
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WATER ISLAND CAPITAL LLC
| 1,302,746 | 1,259,946 | 35,161,000 | 3.35 | 5.19 |
Hist
| 03/31/2010 |
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PERRY CORP
| 1,300,000 | 1,300,000 | 35,087,000 | 1.04 | 5.18 |
Hist
| 03/31/2010 |
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CHESAPEAKE PARTNERS MANAGEMENT CO INC/MD
| 1,162,711 | -210,000 | 31,382,000 | 1.47 | 4.63 |
Hist
| 03/31/2010 |
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VANGUARD GROUP INC
| 1,077,385 | 28,837 | 29,078,000 | 0.01 | 4.29 |
Hist
| 03/31/2010 |
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NB Public Equity K/S
| 1,538,338 | 305,338 | 26,997,832 | | |
Hist
| 12/31/2009 |
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PUTNAM INVESTMENT MANAGEMENT LLC
| 837,600 | 807,016 | 22,607,000 | 0.02 | 3.34 |
Hist
| 03/31/2010 |
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BlackRock Institutional Trust Company, N.A.
| 756,885 | 30,291 | 20,428,000 | 0.01 | 3.02 |
Hist
| 03/31/2010 |
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BlackRock Fund Advisors
| 728,199 | -8,260 | 19,654,000 | 0.01 | 2.90 |
Hist
| 03/31/2010 |
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MORGAN STANLEY
| 571,256 | 551,262 | 15,419,000 | 0.01 | 2.28 |
Hist
| 03/31/2010 |
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WESTCHESTER CAPITAL MANAGEMENT INC /NY/
| 535,841 | 535,841 | 14,462,000 | 0.71 | 2.14 |
Hist
| 03/31/2010 |
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MILLENNIUM MANAGEMENT LLC
| 525,312 | 321,152 | 14,178,000 | 0.13 | 2.09 |
Hist
| 03/31/2010 |
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LUSMAN CAPITAL MANAGEMENT, LLC
| 650,000 | -150,000 | 11,239,000 | 11.02 | |
Hist
| 09/30/2009 |
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BLACK HORSE CAPITAL MANAGEMENT LLC
| 396,398 | 113,919 | 10,699,000 | 6.32 | 1.58 |
Hist
| 03/31/2010 |
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STATE STREET CORP
| 602,423 | -5,550 | 10,573,000 | 0.00 | 2.40 |
Hist
| 12/31/2009 |
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D. E. Shaw & Co., Inc.
| 357,974 | 99,937 | 9,662,000 | 0.03 | 1.43 |
Hist
| 03/31/2010 |
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DIMENSIONAL FUND ADVISORS LP
| 328,032 | 176,988 | 8,854,000 | 0.01 | |
Hist
| 03/31/2010 |
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HealthCor Management, L.P.
| 500,000 | 500,000 | 8,645,000 | 0.19 | |
Hist
| 09/30/2009 |
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BLACKROCK ADVISORS LLC
| 287,300 | 15,000 | 7,754,000 | 0.01 | 1.14 |
Hist
| 03/31/2010 |
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Granahan Investment Management, LLC
| 367,418 | -1,700 | 6,448,000 | 0.26 | 1.47 |
Hist
| 12/31/2009 |
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CITADEL L P
| 330,938 | 318,834 | 5,722,000 | 0.01 | |
Hist
| 09/30/2009 |
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TIG Advisors, LLC
| 290,949 | 290,949 | 5,031,000 | 1.13 | |
Hist
| 09/30/2009 |
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FMR LLC
| 168,540 | 65,100 | 4,549,000 | 0.00 | 0.67 |
Hist
| 03/31/2010 |
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WESTFIELD CAPITAL MANAGEMENT CO LP
| 254,600 | 254,600 | 4,402,000 | 0.04 | |
Hist
| 09/30/2009 |
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WEINTRAUB CAPITAL MANAGEMENT, L.P.
| 250,000 | 250,000 | 4,322,000 | 0.46 | |
Hist
| 09/30/2009 |
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Gruss Capital Management LP
| 239,000 | 50,000 | 4,194,000 | 0.49 | 0.95 |
Hist
| 12/31/2009 |
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PRINCIPLED ASSET ADMINISTRATION LLC
| 230,000 | 230,000 | 4,043,000 | 0.51 | 0.92 |
Hist
| 12/31/2009 |
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Bank of New York Mellon Corp
| 141,314 | 10,979 | 3,815,000 | 0.00 | 0.56 |
Hist
| 03/31/2010 |
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CARLSON CAPITAL L P
| 202,982 | 202,982 | 3,510,000 | 0.09 | |
Hist
| 09/30/2009 |
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ADAGE CAPITAL PARTNERS GP, L.L.C.
| 200,000 | -50,000 | 3,458,000 | 0.02 | |
Hist
| 09/30/2009 |
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Hudson Bay Capital Management LP
| 124,200 | 124,200 | 3,352,000 | 0.55 | 0.49 |
Hist
| 03/31/2010 |
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GOLDMAN SACHS GROUP INC
| 123,280 | 40,696 | 3,327,330 | 0.00 | 0.49 |
Hist
| 03/31/2010 |
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FRANKLIN RESOURCES INC
| 177,320 | -50,700 | 3,117,000 | 0.00 | 0.71 |
Hist
| 12/31/2009 |
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