Is GNRC a good stock to own? Find out who bought Generac Holdings, who sold Generac Holdings (GNRC) stock, and who holds a large position in Generac Holdings.

• BAM owns 4.67M shares worth $165.00M
• Canada Pension Plan Investment Board owns 3.76M shares worth $132.84M
• Columbia Wanger Asset Management owns 3.33M shares worth $117.80M
• Vanguard owns 2.30M shares worth $81.28M
• Sandler Capital Management owns 2.05M shares worth $72.31M
• Shapiro Capital Management owns 1.68M shares worth $41.31M
• Inves owns 1.39M shares worth $31.76M
• Thomson Horstmann & Bryant, Inc." owns 958042 shares worth $26.85M
• Cortina Asset Management owns 712920 shares worth $25.19M
• CR Intrinsic Investors owns 530000 shares worth $18.73M
• Keeley Asset Management owns 503435 shares worth $17.27M
• Hussman Econometrics Advisors owns 500000 shares worth $17.67M
• STATE STREET CORPORATION owns 473192 shares worth $16.72M
• First Trust Advisors owns 466568 shares worth $16.49M
• TimesSquare Capital Management owns 460543 shares worth $16.28M
• Neuberger Berman owns 399800 shares worth $14.13M
• Heather K. Mellem, Esq. owns 380938 shares worth $13.46M
• Renaissance Technologies owns 343000 shares worth $12.12M
• OppenheimerFunds owns 331300 shares worth $11.71M
• NUMERIC INVESTORS owns 304840 shares worth $10.77M
• CITADEL ADVISORS owns 295440 shares worth $10.14M
• William Harris Investors owns 265100 shares worth $9.37M
• Norges Bank Investment Management owns 240296 shares worth $8.24M
• American Century Companies owns 227567 shares worth $8.04M
• Millennium Management owns 219611 shares worth $7.53M
• Robeco Investment Management owns 218945 shares worth $5.38M
• Brandywine Global Investment Management owns 214927 shares worth $7.60M
• OHIO PERS owns 207210 shares worth $5.09M
• UBS AG owns 188009 shares worth $6.64M
• TIAA-CREF Investment Management owns 182921 shares worth $6.46M
• FRIESS ASSOCIATES owns 166117 shares worth $4.08M
• Two Sigma Investments owns 163792 shares worth $3.75M
• Commerzbank Aktiengesellschaft owns 158382 shares worth $5.60M
• GOLDMAN SACHS owns 156715 shares worth $5.54M
• Geode Capital Management owns 156271 shares worth $5.52M
• PEAK6 Investments owns 151400 shares worth $5.35M
• Old Mutual Asset Managers owns 145427 shares worth $5.14M
• Batterymarch Financial Management owns 139522 shares worth $3.36M
• Principal Financial owns 133930 shares worth $3.07M
• Portfolio 21 Investments owns 128660 shares worth $4541
• Credit Suisse AG owns 122405 shares worth $4.32M
• Public Employees' Retirement Association of Colorado owns 119598 shares worth $4.23M
• GAGNON SECURITIES owns 117646 shares worth $3.30M

• Adage Capital Partners GP sold on Sept. 30, 2011
• Great-West Life Assurance Company sold on June 30, 2011
• Skyline Asset Management sold on March 31, 2011
• J P MORGAN CHASE & CO sold on Dec. 31, 2010
• Mason Street Advisors sold on Dec. 31, 2010

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