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

• T. Rowe Price Associates owns 4.91M shares worth $435.92M
• Vanguard owns 3.43M shares worth $305.08M
• Wellington Management Company owns 3.26M shares worth $290.09M
• Jefferies owns 2.18M shares worth $145.16M
• Barclays owns 2.13M shares worth $80.38M
• D. E. Shaw & Co owns 1.77M shares worth $117.29M
• Pentwater Capital Management owns 1.71M shares worth $64.43M
• Sectoral Asset Management owns 1.48M shares worth $131.71M
• Palo Alto Investors owns 1.48M shares worth $131.15M
• Adage Capital Partners GP owns 1.26M shares worth $106.47M
• ALLIANCEBERNSTEIN owns 1.24M shares worth $110.50M
• PointState Capital owns 1.24M shares worth $82.46M
• Jennison Associates owns 1.24M shares worth $109.97M
• OrbiMed Advisors owns 1.21M shares worth $107.34M
• Inves owns 1.17M shares worth $103.66M
• STATE STREET CORPORATION owns 1.13M shares worth $100.20M
• Columbia Wanger Asset Management owns 1.13M shares worth $100.15M
• S.A.C. Capital Advisors owns 1.08M shares worth $47.30M
• Bridger Management owns 1.07M shares worth $47.25M
• TimesSquare Capital Management owns 1.06M shares worth $39.79M
• Ameriprise Financial owns 1.03M shares worth $68.43M
• Franklin Resources owns 928070 shares worth $82.47M
• Frontier Capital Management owns 920650 shares worth $77.79M
• Artal Group S.A. owns 900000 shares worth $67.98M
• ClearBridge Advisors owns 899854 shares worth $59.80M
• Oracle Investment Management owns 896416 shares worth $75.75B
• TIAA-CREF Investment Management owns 831221 shares worth $70.24M
• CITADEL ADVISORS owns 830750 shares worth $73.82M
• Gail Mannix owns 824966 shares worth $73.31M

• Expo Capital Management sold on Sept. 30, 2011
• Ridgeback Capital Investments sold on March 31, 2011
• Wells Fargo & Company sold on March 31, 2011
• Norges Bank Investment Management sold on March 31, 2011
• FMR sold on Dec. 31, 2010
• Visium Asset Management sold on Dec. 31, 2010
• Sector Gamma ASA sold on Dec. 31, 2010
• Lone Pine Capital sold on Sept. 30, 2006
• Maverick Capital sold on March 31, 2006

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