| SC 13G | 2008-02-11 | BUCKHEAD CAPITAL MANAGEMENT LLC | ON ASSIGNMENT INC | 1,956,900 | 5.6% | EDGAR |
| SC 13G/A | 2008-02-08 | STATE OF WISCONSIN INVESTMENT BOARD | ON ASSIGNMENT INC | - | 10.0% | EDGAR |
| SC 13G | 2008-02-06 | BARCLAYS GLOBAL INVESTORS NA /CA/ | ON ASSIGNMENT INC | 690,302 | 2.0% | EDGAR |
| SC 13G/A | 2008-01-31 | TimesSquare Capital Management, LLC | ON ASSIGNMENT INC | 3,226,650 | 9.1% | EDGAR |
| SC 13G/A | 2008-01-23 | WELLS FARGO & CO/MN | ON ASSIGNMENT INC | 6,102,568 | 17.2% | EDGAR |
| SC 13G | 2008-01-14 | GREAT POINT PARTNERS LLC | ON ASSIGNMENT INC | 1,850,000 | 5.2% | EDGAR |
| SC 13G/A | 2007-12-10 | WELLS FARGO & CO/MN | ON ASSIGNMENT INC | 6,346,479 | 17.9% | EDGAR |
| SC 13G/A | 2007-08-10 | WELLS FARGO & CO/MN | ON ASSIGNMENT INC | 3,607,815 | 10.3% | EDGAR |
| SC 13G/A | 2007-02-13 | DELTA PARTNERS LLC | ON ASSIGNMENT INC | 0 | 0.0% | EDGAR |
| SC 13G | 2007-02-13 | STATE OF WISCONSIN INVESTMENT BOARD | ON ASSIGNMENT INC | - | 6.2% | EDGAR |
| SC 13G | 2007-02-13 | LONGWOOD INVESTMENT ADVISORS INC/PA | ON ASSIGNMENT INC | 1,370,150 | 5.2% | EDGAR |
| SC 13G | 2007-02-09 | TimesSquare Capital Management, LLC | ON ASSIGNMENT INC | 1,923,100 | 5.8% | EDGAR |
| SC 13G/A | 2007-02-07 | UNICREDITO ITALIANO SPA | ON ASSIGNMENT INC | 630,405 | 1.9% | EDGAR |
| SC 13G | 2007-01-31 | WELLS FARGO & CO/MN | ON ASSIGNMENT INC | 1,823,701 | 5.5% | EDGAR |
| SC 13G | 2007-01-23 | BARCLAYS GLOBAL INVESTORS NA /CA/ | ON ASSIGNMENT INC | 1,255,761 | 3.8% | EDGAR |
| SC 13G/A | 2006-10-10 | FMR CORP | ON ASSIGNMENT INC | 136,058 | 0.5% | EDGAR |
| SC 13G | 2006-02-21 | UNICREDITO ITALIANO SPA | ON ASSIGNMENT INC | 1,289,175 | 5.0% | EDGAR |
| SC 13G/A | 2006-02-14 | FMR CORP | ON ASSIGNMENT INC | 2,143,471 | 8.4% | EDGAR |
| SC 13G | 2006-02-14 | BEAR STEARNS ASSET MANAGEMENT INC | ON ASSIGNMENT INC | 1,335,726 | 5.2% | EDGAR |
| SC 13G/A | 2006-02-13 | DELTA PARTNERS LLC | ON ASSIGNMENT INC | 1,430,232 | 5.6% | EDGAR |