Is ROCK a good stock to own? Find out who bought Gibraltar Industries, who sold Gibraltar Industries (ROCK) stock, and who holds a large position in Gibraltar Industries.

• Franklin Resources owns 3.56M shares worth $64.89M
• T. Rowe Price Associates owns 3.04M shares worth $55.42M
• Barrow, Hanley, Mewhinney & Strauss owns 2.34M shares worth $42.62M
• Sagard Capital Partners Management owns 1.52M shares worth $27.73M
• Vanguard owns 1.19M shares worth $21.77M
• Ameriprise Financial owns 670017 shares worth $6.95M
• STATE STREET CORPORATION owns 629302 shares worth $11.48M
• Royce & Associates owns 615120 shares worth $11.23M
• AQR Capital Management owns 466170 shares worth $8.51M
• JPMORGAN CHASE & CO owns 420572 shares worth $4.37M
• Robeco Investment Management owns 371976 shares worth $6.79M
• ClearBridge Advisors owns 353456 shares worth $6.45M
• Broadview Advisors owns 330099 shares worth $6.02M
• Frank Russell Company owns 254899 shares worth $4.04M
• Kendall Square Capital owns 240115 shares worth $2.49M
• Inves owns 222110 shares worth $4.05M
• PanAgora Asset Management owns 214398 shares worth $3.41M
• Portolan Capital Management owns 213535 shares worth $3.41M
• TIAA-CREF Investment Management owns 213336 shares worth $3.89M
• Technical Financial Services owns 195650 shares worth $2.73M
• RBF CAPITAL owns 179000 shares worth $2.29M
• Charles Schwab Investment Management owns 172057 shares worth $3.13M
• Netols Asset Management owns 163474 shares worth $1.70M
• Geode Capital Management owns 163203 shares worth $2.47M
• Aberdeen Asset Management owns 159532 shares worth $2.91M
• Public Sector Pension Investment Board owns 157208 shares worth $2.19M
• Principal Financial owns 156419 shares worth $1.62M
• Employees Retirement System of Texas owns 156000 shares worth $2.48M

• Investment Counselors of Maryland sold on June 30, 2011
• Johnson Investment Counsel sold on June 30, 2011
• Epoch Investment Partners sold on Dec. 31, 2010
• Guggenheim Capital, LLC Managers sold on Dec. 31, 2010

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