| Filed On | Filing |
|---|---|
| 14 Feb 2011 | SC 13G/A |
| 24 Aug 2009 | SC 13G/A |
| 17 Feb 2009 | SC 13G/A |
| 14 Feb 2008 | SC 13G/A |
| 09 May 2003 | AMENDMENT NO. 3 TO SCHEDULE 13G |
| 14 Feb 2003 | H.M. SIEGEL - 12/31/2002 |
| 13 Feb 2003 | SC 13G/A |
| 10 Apr 2002 | SC13G/A |
| 13 Feb 2002 | SCHEDULE 13G/A |
| 10 Feb 2000 | SCHEDULE 13G FOR AMERICAN MEDICAL ALERT CORP |
| 01 Feb 1999 | AMENDMENT NO. 7 TO SCHEDULE 13G |
| 10 Feb 1998 | SCHEDULE 13G AMENDMENT NO.6 |
| 11 Feb 1997 | SCHEDULE 13G AMENDMENT NO.5 |
| 13 Feb 1996 | SCHEDULE 13G AMENDMENT NO.4 |
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