| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G | 2009-06-01 | CITIGROUP INC | Employers Holdings, Inc. | 2,423,009 | 5.2% | EDGAR |
| SC 13G | 2009-02-17 | WELLINGTON MANAGEMENT CO LLP | Employers Holdings, Inc. | 2,476,734 | 5.1% | EDGAR |
| SC 13G/A | 2009-02-10 | RS INVESTMENT MANAGEMENT CO LLC | Employers Holdings, Inc. | - | 6.4% | EDGAR |
| SC 13D/A | 2008-09-03 | Employers Holdings, Inc. | AMCOMP INC /FL | 2,627,094 | 17.2% | EDGAR |
| SC 13G | 2008-02-08 | RS INVESTMENT MANAGEMENT CO LLC | Employers Holdings, Inc. | - | 8.5% | EDGAR |
| SC 13D | 2008-01-17 | Employers Holdings, Inc. | AMCOMP INC /FL | 2,627,094 | 17.2% | EDGAR |