SC 13G | 2008-02-14 | FMR LLC | HEALTHCARE SERVICES GROUP INC | 2,874,360 | 6.8% | EDGAR |
SC 13G | 2008-02-14 | ADVISORY RESEARCH INC | HEALTHCARE SERVICES GROUP INC | 2,665,299 | 6.3% | EDGAR |
SC 13G/A | 2008-02-13 | PEQUOT CAPITAL MANAGEMENT INC | HEALTHCARE SERVICES GROUP INC | 2,500,199 | 5.9% | EDGAR |
SC 13G/A | 2008-02-12 | NEUBERGER BERMAN INC | HEALTHCARE SERVICES GROUP INC | 5,215,400 | 12.3% | EDGAR |
SC 13G | 2008-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | HEALTHCARE SERVICES GROUP INC | 868,013 | 2.0% | EDGAR |
SC 13G/A | 2008-01-25 | WELLS FARGO & CO/MN | HEALTHCARE SERVICES GROUP INC | 2,512,861 | 5.9% | EDGAR |
SC 13G | 2007-08-10 | NEUBERGER BERMAN INC | HEALTHCARE SERVICES GROUP INC | 2,980,830 | 10.6% | EDGAR |
SC 13G | 2007-02-20 | ADVISORY RESEARCH INC | HEALTHCARE SERVICES GROUP INC | 2,439,877 | 8.9% | EDGAR |
SC 13G/A | 2007-02-14 | PEQUOT CAPITAL MANAGEMENT INC | HEALTHCARE SERVICES GROUP INC | 1,666,800 | 6.1% | EDGAR |
SC 13G/A | 2007-02-07 | WELLS FARGO & CO/MN | HEALTHCARE SERVICES GROUP INC | 1,965,079 | 7.2% | EDGAR |
SC 13G | 2006-03-03 | WELLS FARGO & CO/MN | HEALTHCARE SERVICES GROUP INC | 2,134,117 | 7.9% | EDGAR |
SC 13G | 2006-02-16 | ADVISORY RESEARCH INC | HEALTHCARE SERVICES GROUP INC | 2,080,829 | 7.0% | EDGAR |
SC 13G | 2006-02-14 | PEQUOT CAPITAL MANAGEMENT INC | HEALTHCARE SERVICES GROUP INC | 2,246,050 | 8.4% | EDGAR |
SC 13G/A | 2005-02-14 | LORD ABBETT & CO | HEALTHCARE SERVICES GROUP INC | 355,458 | 1.9% | EDGAR |
SC 13G/A | 2005-02-14 | PEQUOT CAPITAL MANAGEMENT INC | HEALTHCARE SERVICES GROUP INC | 1,537,300 | 8.3% | EDGAR |
SC 13G/A | 2005-02-11 | STRONG CAPITAL MANAGEMENT INC ET AL | HEALTHCARE SERVICES GROUP INC | 834,477 | 4.5% | EDGAR |
SC 13G/A | 2004-02-17 | STRONG CAPITAL MANAGEMENT INC ET AL | HEALTHCARE SERVICES GROUP INC | 670,475 | 5.9% | EDGAR |
SC 13G/A | 2004-02-13 | PEQUOT CAPITAL MANAGEMENT INC/CT/ | HEALTHCARE SERVICES GROUP INC | 1,107,200 | 9.7% | EDGAR |
SC 13G/A | 2004-02-06 | DIMENSIONAL FUND ADVISORS INC | HEALTHCARE SERVICES GROUP INC | 255,029 | 2.2% | EDGAR |
SC 13G/A | 2004-02-04 | LORD ABBETT & CO | HEALTHCARE SERVICES GROUP INC | 659,661 | 5.8% | EDGAR |