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

• Perkins Investment Management owns 5.96M shares worth $69.18M
• Vanguard owns 5.10M shares worth $59.21M
• Artisan Partners Limited Partnership owns 4.57M shares worth $52.99M
• CITADEL ADVISORS owns 3.72M shares worth $43.10M
• STATE STREET CORPORATION owns 3.31M shares worth $38.38M
• Wellington Management Company owns 2.70M shares worth $31.31M
• Paradigm Capital Management owns 2.26M shares worth $26.18M
• Jacobs Levy Equity Management owns 2.16M shares worth $25.05M
• Dreman Value Management owns 1.96M shares worth $22.39M
• Renaissance Technologies owns 1.86M shares worth $18.07M
• Vaughan Nelson Investment Management owns 1.73M shares worth $23.64M
• American Century Companies owns 1.58M shares worth $18.30M
• AQR Capital Management owns 1.48M shares worth $17.21M
• Van Berkom & Associates owns 1.44M shares worth $16.68M
• Schroder Investment Management owns 1.43M shares worth $16.32M
• Hussman Econometrics Advisors owns 1.25M shares worth $17.11M
• Loomis, Sayles and owns 1.17M shares worth $13.35M
• GOLDMAN SACHS owns 1.16M shares worth $20.64M
• Ameriprise Financial owns 1.14M shares worth $15.56M
• Royce & Associates owns 1.10M shares worth $12.74M
• ING Investment Management Co Address: 10 State House Square owns 1.03M shares worth $11.95M
• Teachers Advisors owns 972066 shares worth $11.28M
• Oxford Asset Management owns 965140 shares worth $11.20M
• T. Rowe Price Associates owns 944422 shares worth $16.77M
• Two Sigma Investments owns 897887 shares worth $10.42M

• Renaissance sold on June 30, 2011
• S.A.C. Capital Advisors sold on March 31, 2011
• Frontier Capital Management sold on March 31, 2011
• Bridgewater Associates sold on March 31, 2011
• United Services Automobile Association sold on March 31, 2011
• RCM Capital Management sold on Dec. 31, 2010
• TCW sold on Dec. 31, 2010
• Roxbury Capital Management sold on March 31, 2010

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