Is ASGN a good stock to own? Find out who bought On Assignment, who sold On Assignment (ASGN) stock, and who holds a large position in On Assignment.

• TimesSquare Capital Management owns 3.13M shares worth $79.26M
• Vanguard owns 2.64M shares worth $66.82M
• T. Rowe Price Associates owns 2.57M shares worth $64.94M
• Timpani Capital Management owns 2.22M shares worth $2.22M
• Bank of America Corporation owns 1.77M shares worth $35.90M
• Damian Sousa owns 1.60M shares worth $17.92M
• Wellington Management Company owns 1.50M shares worth $37.84M
• Wells Fargo & Company owns 1.37M shares worth $21.84M
• Eagle Boston Investment Management owns 1.29M shares worth $32.59B
• OppenheimerFunds owns 1.14M shares worth $28.82M
• BAM owns 1000000 shares worth $25.31M
• Turner Investments owns 956700 shares worth $24.21M
• Alydar Partners owns 950000 shares worth $18.92M
• Principal Financial owns 924073 shares worth $10.33M
• GOLDMAN SACHS owns 915061 shares worth $18.56M
• STATE STREET CORPORATION owns 833884 shares worth $21.10M
• American Century Companies owns 813026 shares worth $14.20M
• FRED ALGER MANAGEMENT owns 754554 shares worth $19.10M
• First Trust Advisors owns 687110 shares worth $17.39M
• Loomis, Sayles and owns 673755 shares worth $17.05M
• Brant Point Investment Management owns 670000 shares worth $16.96M
• WALL STREET ASSOCIATES owns 597608 shares worth $15.13M
• Driehaus Capital Management owns 580899 shares worth $11.78M
• Heather K. Mellem, Esq. owns 552979 shares worth $14.00M
• Frontier Capital Management owns 538219 shares worth $6.02M
• William Blair $ Company owns 506792 shares worth $12.83M
• Royce & Associates owns 501500 shares worth $12.69M
• ----------------------------------------------------------------------------- owns 471489 shares worth $9.56M
• ESSEX INVESTMENT MANAGEMENT owns 468464 shares worth $5246
• Chesapeake Partners Management owns 463653 shares worth $11.74M
• Pier Capital owns 450773 shares worth $8.98M
• Oberweis Asset Management owns 444299 shares worth $9.01M
• Insight Capital Research & Management owns 435511 shares worth $7.61M

• BUCKHEAD CAPITAL MANAGEMENT sold on Sept. 30, 2011
• New York State Common Retirement Fund sold on June 30, 2011
• Roxbury Capital Management sold on Dec. 31, 2006

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