| Filed On | Filing |
|---|---|
| 15 Oct 2019 | SC 13D |
| 04 Sep 2007 | ORIGINAL FILING ON SCHEDULE 13D |
| 11 Sep 2006 | BENEFICIAL OWNERSHIP OF 5% OR MORE |
| 19 Apr 2001 | SC 13D |
| 16 Mar 2000 | SCHEDULE 13D FILED BY MARK W. HARDING |
| 25 Feb 2000 | SCHEDULE 13D FILED BY THOMAS P. CLARK |
| 10 Feb 1997 | SCHEDULE 13D FILED BY THOMAS P. CLARK |
| 30 Jul 1996 | SCHEDULE 13D FILED BY MARK W. HARDING |
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