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

• Westfield Capital Management Company owns 2.74M shares worth $95.14M
• HealthCor Management owns 2.23M shares worth $77.34M
• Vanguard owns 1.53M shares worth $53.27M
• Ardsley Advisory Partners owns 1.16M shares worth $36.73M
• S.A.C. Capital Advisors owns 1.13M shares worth $39.17M
• Palo Alto Investors owns 870885 shares worth $30.12M
• T. Rowe Price Associates owns 738287 shares worth $25.66M
• Camber Capital Management owns 635000 shares worth $20.57M
• STATE STREET CORPORATION owns 545276 shares worth $18.95M
• PointState Capital owns 500000 shares worth $17.38M
• Duquesne Capital Management owns 493304 shares worth $15.32M
• HealthCor Management owns 493189 shares worth $16.51M
• Ayer Capital Management owns 452950 shares worth $15.67M
• Renaissance Technologies owns 450718 shares worth $15.67M
• Turner Investments owns 435935 shares worth $15.11M
• MICHAEL R. MURPHY owns 399072 shares worth $11.68M
• Ascend Capital owns 397886 shares worth $11.65M
• RA Capital Management owns 387462 shares worth $13.47M
• Heather K. Mellem, Esq. owns 376595 shares worth $11.93M
• Anthion Management owns 354312 shares worth $11.22M
• Ameriprise Financial owns 349860 shares worth $10.24M
• GAMCO Asset Management owns 336600 shares worth $11.70M
• Redmile owns 335021 shares worth $10.85M

• FRED ALGER MANAGEMENT sold on Sept. 30, 2011
• Perimeter Capital Partners sold on Sept. 30, 2011
• Damian Sousa sold on June 30, 2011
• Adage Capital Partners GP sold on June 30, 2011
• Inves sold on June 30, 2011
• Hussman Econometrics Advisors sold on March 31, 2011
• FMR sold on Dec. 31, 2010
• Axial Capital Management sold on June 30, 2008
• Tiger Global Management sold on March 31, 2008
• Roxbury Capital Management sold on Dec. 31, 2007
• Aster Investment Management sold on June 30, 2003
• Navellier & Associates sold on March 31, 2000

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