SC 13G/A | 2013-02-08 | BlackRock Inc. | HEALTHCARE SERVICES GROUP INC | 5,099,480 | 7.5% | EDGAR |
SC 13G/A | 2013-02-05 | BLAIR WILLIAM & CO/IL | HEALTHCARE SERVICES GROUP INC | 3,207,479 | 4.7% | EDGAR |
SC 13G/A | 2012-02-15 | Neuberger Berman Group LLC | HEALTHCARE SERVICES GROUP INC | 6,876,988 | 10.3% | EDGAR |
SC 13G/A | 2012-02-15 | PIPER JAFFRAY COMPANIES | HEALTHCARE SERVICES GROUP INC | 3,079,592 | 4.6% | EDGAR |
SC 13G/A | 2012-02-13 | BlackRock Inc. | HEALTHCARE SERVICES GROUP INC | 4,943,713 | 7.4% | EDGAR |
SC 13G | 2012-02-08 | VANGUARD GROUP INC | HEALTHCARE SERVICES GROUP INC | 3,462,557 | 5.2% | EDGAR |
SC 13G | 2012-01-30 | BLAIR WILLIAM & CO/IL | HEALTHCARE SERVICES GROUP INC | 4,662,177 | 7.0% | EDGAR |
SC 13G/A | 2011-02-14 | Neuberger Berman Group LLC | HEALTHCARE SERVICES GROUP INC | 7,447,989 | 11.3% | EDGAR |
SC 13G/A | 2011-02-10 | PIPER JAFFRAY COMPANIES | HEALTHCARE SERVICES GROUP INC | 3,714,049 | 5.6% | EDGAR |
SC 13G/A | 2011-02-04 | BlackRock Inc. | HEALTHCARE SERVICES GROUP INC | 4,867,466 | 7.4% | EDGAR |
SC 13G/A | 2010-02-16 | Neuberger Berman Group LLC | HEALTHCARE SERVICES GROUP INC | 4,809,070 | 11.1% | EDGAR |
SC 13G/A | 2010-02-12 | ADVISORY RESEARCH INC | HEALTHCARE SERVICES GROUP INC | 2,701,675 | 6.2% | EDGAR |
SC 13G | 2010-01-29 | BlackRock Inc. | HEALTHCARE SERVICES GROUP INC | 3,309,646 | 7.6% | EDGAR |
SC 13G | 2009-06-11 | Neuberger Berman Group LLC | HEALTHCARE SERVICES GROUP INC | 4,442,257 | 10.3% | EDGAR |
SC 13G/A | 2009-05-11 | WELLS FARGO & CO/MN | HEALTHCARE SERVICES GROUP INC | 0 | - | EDGAR |
SC 13G | 2009-02-13 | ADVISORY RESEARCH INC | HEALTHCARE SERVICES GROUP INC | 2,469,877 | 5.7% | EDGAR |
SC 13G/A | 2009-02-12 | NEUBERGER BERMAN INC | HEALTHCARE SERVICES GROUP INC | 4,480,754 | 10.4% | EDGAR |
SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | HEALTHCARE SERVICES GROUP INC | 895,393 | 2.1% | EDGAR |
SC 13G/A | 2009-01-09 | PEQUOT CAPITAL MANAGEMENT INC | HEALTHCARE SERVICES GROUP INC | 0 | 0.0% | EDGAR |
SC 13G/A | 2008-11-10 | FMR LLC | HEALTHCARE SERVICES GROUP INC | 543,400 | 1.3% | EDGAR |