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

• Harris Associates L.P owns 7.61M shares worth $309.92M
• Iridian Asset Management owns 6.78M shares worth $276.10M
• First Pacific Advisors owns 6.54M shares worth $266.25M
• Vanguard owns 6.14M shares worth $249.96M
• Robeco Investment Management owns 5.76M shares worth $234.56M
• Barrow, Hanley, Mewhinney & Strauss owns 4.06M shares worth $165.41M
• STATE STREET CORPORATION owns 3.90M shares worth $158.78M
• Brahman Capital owns 3.77M shares worth $128.04M
• Heartland Advisors owns 3.26M shares worth $115.94M
• GOLDMAN SACHS owns 2.54M shares worth $103.38M
• Barclays owns 2.23M shares worth $80.62M
• SG Americas Securities owns 2.20M shares worth $89.50M
• First Eagle Investment Management owns 2.18M shares worth $88.72M
• Sterling Capital Management owns 2.07M shares worth $84.43M
• Wallace R. Weitz owns 1.58M shares worth $64.19M
• Hotchkis and Wiley Capital Management owns 1.41M shares worth $57.55M
• AQR Capital Management owns 1.31M shares worth $44.39M
• Addison Clark Management owns 1.30M shares worth $44.69M
• FRIESS ASSOCIATES owns 1.20M shares worth $37.48M

• Perkins Investment Management sold on Sept. 30, 2011
• Robert R. DeGennaro sold on June 30, 2011
• Tremblant Capital sold on March 31, 2011
• Jennison Associates sold on March 31, 2011
• FMR sold on Dec. 31, 2010
• Omega Advisors sold on Dec. 31, 2010
• Tradewinds Global Investors sold on Dec. 31, 2010
• S.A.C. Capital Advisors sold on Dec. 31, 2010
• Maverick Capital sold on Dec. 31, 2007
• Aster Investment Management sold on Sept. 30, 2003

• Microsoft Corporation (MSFT)
• JPMorgan Chase & Co. (JPM)
• MasterCard Incorporated (MA)
• State Street Corporation (STT)
• U.S. Ban (USB)
• Bank of America Corporation (BAC)
• Coca-Cola Company (KO)
• Devon Energy Corporation (DVN)
• McDonald's Corporation (MCD)
• Wal-Mart Stores (WMT)
• Abbott Laboratories (ABT)
• Baxter International (BAX)
• Pfizer (PFE)
• Chevron Corporation (CVX)
• General Electric Company (GE)
• Franklin Resources (BEN)
• Kimberly-Clark Corporation (KMB)
• Wells Fargo & Company (WFC)
• Amgen (AMGN)
• Oracle Corporation (ORCL)
• Dresser-Rand (DRC)