Is PIP a good stock to own? Find out who bought PharmAthene, who sold PharmAthene (PIP) stock, and who holds a large position in PharmAthene.

• MPM Asset Management owns 6.35M shares worth $10.79M
• Prescott Group Capital Management owns 1.69M shares worth $2.88M
• Ontario Teachers' Pension Plan Board owns 1.52M shares worth $2.11M
• "Perkins Capital Management, Inc." owns 1.45M shares worth $1.62M
• Sophrosyne Capital owns 1.29M shares worth $2.20M
• Jet Capital Investors owns 685945 shares worth $768258
• STATE STREET CORPORATION owns 542060 shares worth $959446
• T. Rowe Price Associates owns 500000 shares worth $850000
• Vanguard owns 485597 shares worth $820658
• Balyasny Asset Management owns 330434 shares worth $370086
• Cowen owns 289800 shares worth $504252
• HarbourVest Partners owns 286780 shares worth $321193
• Jacobs Levy Equity Management owns 230645 shares worth $392096
• Nomura Holdings owns 196734 shares worth $220342
• TIAA-CREF Investment Management owns 183936 shares worth $325566
• Oxford Asset Management owns 183282 shares worth $205275
• Bridgeway Capital Management owns 178826 shares worth $200285
• GOLDMAN SACHS owns 170751 shares worth $290276
• Geode Capital Management owns 128760 shares worth $218892
• CalPERS owns 114900 shares worth $195330
• UBS AG owns 84707 shares worth $144001
• Capstone Investment Advisors owns 60355 shares worth $106224
• Wexford Capital owns 58700 shares worth $75136
• Adams Street Partners owns 57929 shares worth $100796
• Walleye Trading owns 49163 shares worth $55062
• Charles Schwab Investment Management owns 47800 shares worth $86040
• D. E. Shaw & Co owns 45064 shares worth $57231
• J. Goldman & Co owns 41661 shares worth $70823
• Teachers Advisors owns 35745 shares worth $62911

• Gruber & McBaine Capital Management sold on Sept. 30, 2011
• Wellington Management Company sold on Sept. 30, 2011
• Capital Tactics Advisors sold on Sept. 30, 2011
• Temasek Holdings sold on Sept. 30, 2011
• United Services Automobile Association sold on Sept. 30, 2011
• Credit Suisse AG sold on Sept. 30, 2011
• Inves sold on Sept. 30, 2011
• Barclays sold on June 30, 2011
• Weiss Asset Management LP[1 sold on June 30, 2011
• MindShare Capital Management sold on June 30, 2011
• Highland Capital Management sold on June 30, 2011
• Technical Financial Services sold on June 30, 2011
• Taurus Asset Management sold on June 30, 2011
• Excalibur Management Corporation sold on June 30, 2011
• CITADEL ADVISORS sold on June 30, 2011
• NUMERIC INVESTORS sold on June 30, 2011
• Jefferies sold on March 31, 2011
• Bascom Hill Partners sold on March 31, 2011
• Gardner Lewis Asset Management sold on Dec. 31, 2010
• Raptor Capital Management sold on Dec. 31, 2010
• Stark Offshore Management sold on Dec. 31, 2010
• Knight Capital sold on Dec. 31, 2010
• Chilton Capital Management sold on Dec. 31, 2010

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