List of insiders holdings for LIXTE BIOTECHNOLOGY HOLDINGS INC.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Riggs Arthur Riggs Jane Merrill 10% Owner | 2018-12-11 19:49:00 | 0 7,370,000 | 7,370,000 | Form 4 |
| 2 | SCHWARTZBERG DEBBIE 10% Owner | 2014-05-14 17:10:42 | 2,504,845 2,334,000 | 4,838,845 | Form 4 |
| 3 | KRINSKY GLENN 10% Owner | 2022-04-06 21:58:22 | 1,474,998 0 | 1,474,998 | Form 13G |
| 4 | GREENBERG ROBERT GREENBERG M SUSAN GREENBERG FAMILY TRUST 10% Owner | 2020-12-16 18:46:55 | 1,380,264 0 | 1,380,264 | Form 13G |
| 5 | Schwartzberg Gil Director 10% Owner | 2022-02-14 20:48:25 | 215,775 960,613 | 1,176,388 | Form 5 |
| 6 | Ho Hung Tak 10% Owner | 2020-12-16 19:57:32 | 1,084,210 0 | 1,084,210 | Form 13G |
| 7 | RAPPAPORT RICHARD President 10% Owner | 2005-11-09 12:26:23 | 1,039,500 0 | 1,039,500 | Form 13D |
| 8 | Palmedo Philip F Director | 2022-08-03 16:46:38 | 362,719 16,667 | 379,386 | Form 4 |
| 9 | Pursglove Geordan Garrett CEO and Chairman of the Board | 2025-07-09 18:37:33 | 350,000 0 | 350,000 | Form 4 |
| 10 | van der Baan Bastiaan Jeroen President, CEO & Vice Chairman | 2023-10-16 14:51:08 | 285,000 0 | 285,000 | Form 4 |
| 11 | Miser James Chief Medical Officer | 2022-11-21 19:18:40 | 283,334 0 | 283,334 | Form 4 |
| 12 | WEINGARTEN ROBERT N Vice President and CFO | 2022-11-09 17:00:33 | 258,333 0 | 258,333 | Form 4 |
| 13 | PINTSOPOULOS ANTHONY C Secretary, CFO | 2005-11-07 10:56:35 | 243,000 0 | 243,000 | Form 13D |
| 14 | Kovach John S President and CEO | 2022-11-09 16:55:19 | 200,000 21,100 | 221,100 | Form 4 |
| 15 | Royds Robert B. Director | 2011-05-10 21:15:33 | 200,000 0 | 200,000 | Form 3 |
| 16 | Sorensen Mel Director | 2008-10-08 16:52:03 | 200,000 0 | 200,000 | Form 3 |
| 17 | CARTER STEPHEN K Director | 2007-09-28 13:34:13 | 200,000 0 | 200,000 | Form 3 |
| 18 | FORMAN ERIC Vice President and COO | 2022-12-13 11:46:41 | 38,598 118,195 | 156,793 | Form 4 |
| 19 | Brown Regina Director | 2025-07-08 21:33:04 | 113,205 0 | 113,205 | Form 4 |
| 20 | JOHN & BARBARA KOVACH 2015 TRUST FORMAN ERIC 10% Owner | 2022-04-06 21:59:12 | 110,431 0 | 110,431 | Form 13G |
| 21 | Ho Sze Chun Winson Director | 2021-01-14 14:32:06 | 91,666 0 | 91,666 | Form 4 |
| 22 | Yen Yun Director | 2025-07-09 11:52:58 | 84,433 5,263 | 89,696 | Form 4 |
| 23 | Forman Stephen J. Director | 2025-07-08 21:33:07 | 80,177 3,772 | 83,949 | Form 4 |
| 24 | Bernards Rene Director | 2025-07-08 21:33:02 | 52,326 0 | 52,326 | Form 4 |
| 25 | Stazzone Peter Chief Financial Officer | 2025-09-04 14:58:31 | 50,000 0 | 50,000 | Form 4 |
| 26 | Holloway Michael Andrew Director | 2025-08-18 14:56:44 | 25,000 0 | 25,000 | Form 4 |
| 27 | Sawyer Jason David Director | 2025-08-18 15:00:31 | 25,000 0 | 25,000 | Form 4 |
| 28 | Schellens Johannes Henricus Matthias Chief Medical Officer | 2024-08-01 16:05:14 | 15,000 0 | 15,000 | Form 3 |
| 29 | Felix Lourdes Director | 2025-09-04 13:53:25 | 0 0 | 0 | Form 3 |