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

• Artisan Partners Holdings owns 2.76M shares worth $26.02M
• VAN DEN BERG MANAGEMENT INC/TX owns 2.67M shares worth $19.85M
• Artisan Partners Limited Partnership owns 2.25M shares worth $22.36M
• Robeco Investment Management owns 1.78M shares worth $17.68M
• Inves owns 1.65M shares worth $16.38M
• Lee Munder Capital owns 1.35M shares worth $13.44M
• Vanguard owns 1.12M shares worth $11.16M
• Eubel Brady & Suttman Asset Management owns 1.11M shares worth $11.05M
• Wellington Management Company owns 1.05M shares worth $10.46M
• NWQ INVESTMENT MANAGEMENT owns 1.03M shares worth $7.66M
• ACK Asset Management owns 813400 shares worth $8.09M
• STATE STREET CORPORATION owns 523276 shares worth $5.21M
• Lafitte Capital Management owns 500000 shares worth $4.97M
• Schroder Investment Management owns 401700 shares worth $2.80M
• Brandes Investment Partners owns 354372 shares worth $3.52M
• WEISS MULTI-STRATEGY ADVISERS owns 292411 shares worth $1.94M
• WEISS MULTI-STRATEGY ADVISERS owns 292411 shares worth $1.94M
• Artis Capital Management, L P owns 260480 shares worth $1.73M
• Fifth Third Asset Management owns 222671 shares worth $1.63M
• Tygh Capital Management owns 204185 shares worth $2.03M
• AQR Capital Management owns 192600 shares worth $1.43M
• Guggenheim Capital, LLC Managers owns 182665 shares worth $1.32M

• Trigran Investments sold on Sept. 30, 2011
• Royce & Associates sold on Sept. 30, 2011
• Kestrel Investment Management Corporation sold on Sept. 30, 2011
• Royal Bank of Canada sold on Sept. 30, 2011
• Rivanna Capital sold on June 30, 2011
• Pacific Global Investment Management Company sold on June 30, 2011
• Wentworth, Hauser & Violich sold on March 31, 2011
• King Investment Advisors sold on March 31, 2011
• Motley Fool Asset Management sold on March 31, 2011
• Skylands Capital sold on March 31, 2011
• FMR sold on Dec. 31, 2010
• Cortina Asset Management sold on Dec. 31, 2010
• BAM sold on Dec. 31, 2010
• Thompson, Siegel, & Walmsley sold on Dec. 31, 2010
• Perimeter Capital Partners sold on Dec. 31, 2010
• Daniel D. Thurber sold on Dec. 31, 2010
• RHUMBLINE ADVISERS sold on March 31, 2010

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