| Filed On | Filing |
|---|---|
| 04 Dec 2023 | SC 13D |
| 06 Mar 2023 | SC 13D |
| 21 Sep 2022 | SC 13D |
| 08 Sep 2020 | SC 13D |
| 31 Aug 2020 | SC 13D |
| 28 Jan 2020 | 180 PBPB 13D |
| 26 Nov 2018 | SC 13D |
| 14 Nov 2017 | SC 13D |
| 02 Nov 2015 | SC 13D |
| 14 May 2015 | SCHEDULE 13D |
| 03 Apr 2015 | SC 13D |
| 03 Nov 2008 | FORM 13D |
| 10 Jun 2002 | SCHEDULE 13D - HARRIS AND HARRIS GROUP, INC. |
| 29 Apr 2002 | CHARLES E. HARRIS FORM 13D |
| 26 May 2000 | SC 13D |
| 26 May 2000 | SC 13D |
| 13 Dec 1999 | SC 13D |
| 04 Aug 1998 | SC 13D |
| 09 Jan 1998 | SC 13D |
| 14 Oct 1997 | SC 13D |
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