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

• T. Rowe Price Associates owns 24.89M shares worth $273.51M
• Artisan Partners Limited Partnership owns 15.39M shares worth $169.16M
• PRIMECAP Management Company owns 11.42M shares worth $146.31M
• Vanguard owns 11.21M shares worth $123.24M
• Fairpointe Capital owns 9.30M shares worth $102.23M
• Jefferies owns 8.88M shares worth $98.70M
• Millennium Management owns 6.00M shares worth $65.89M
• LSV Asset Management owns 5.82M shares worth $63.93M
• Frontier Capital Management owns 4.46M shares worth $54.56M
• Wellington Management Company owns 4.08M shares worth $44.82M
• STATE STREET CORPORATION owns 4.08M shares worth $44.82M
• Neuberger Berman owns 3.74M shares worth $41.17M
• Guggenheim Capital, LLC Managers owns 3.50M shares worth $40.07M
• Cambiar Investors owns 3.49M shares worth $38.40M
• Westfield Capital Management Company owns 3.30M shares worth $36.27M
• Wells Fargo & Company owns 3.19M shares worth $35.14M
• Keeley Asset Management owns 2.97M shares worth $38.03M
• Ameriprise Financial owns 2.86M shares worth $31.89M
• Key Group Holdings owns 2.81M shares worth $30.91M
• FRIESS ASSOCIATES owns 2.81M shares worth $34.34M
• TEACHER RETIREMENT SYSTEM OF TEXAS owns 2.55M shares worth $27.99M
• D. E. Shaw & Co owns 2.44M shares worth $26.89M
• S.A.C. Capital Advisors owns 2.43M shares worth $26.67M
• Gail Mannix owns 2.32M shares worth $25.49M
• Renaissance Technologies owns 2.29M shares worth $25.53M
• American Century Companies owns 2.12M shares worth $23.29M
• KALMAR INVESTMENTS INC /DE/ owns 2.07M shares worth $25.34M
• AQR Capital Management owns 2.05M shares worth $22.57M
• KNIGHTSBRIDGE ASSET MANAGEMENT owns 2.05M shares worth $22.81M
• Two Sigma Investments owns 1.98M shares worth $21.87M
• Lee Munder Capital owns 1.97M shares worth $21.69M
• Norges Bank Investment Management owns 1.91M shares worth $21.05M
• --- --------------------- ---------------------- owns 1.89M shares worth $24.26M

• Relational Investors sold on Sept. 30, 2011
• Rainier Investment Management sold on Sept. 30, 2011
• ALLIANCEBERNSTEIN sold on Sept. 30, 2011
• Columbus Circle Investors sold on Sept. 30, 2011
• DuPont Capital Management Corporation sold on Sept. 30, 2011
• Newgate Capital Management sold on Sept. 30, 2011
• ClearBridge Advisors sold on Aug. 11, 2011
• HIGHBRIDGE CAPITAL MANAGEMENT sold on June 30, 2011
• FMR sold on Dec. 31, 2010
• Greenlight Capital sold on Dec. 31, 2009
• Harbinger Capital Partners Master Fund I sold on Sept. 30, 2009

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