Lixte Biotechnology Holdings, Inc. (LIXT) has 20 known insider and institutional holders on record. The largest holder is JOHN & BARBARA KOVACH 2015 TRUST with 8,000,000 shares. Other notable holders include Ho Hung Tak and Riggs Arthur.
Over the last 12 months, insiders have made 16 transactions in LIXT stock — 10 buys (valued at $1.63M) and 0 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
LIXT Insider Ownership
Top Holder
JOHN & BARBARA KOVACH 2015 TRUST
8,000,000 shares
Buys (12 mo)
10
$1.63M value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
John & Barbara Kovach 2015 Trust |
10 Percent Owner |
8,000,000 |
2015-09-03 |
|
| 2 |
Ho Hung Tak |
10 Percent Owner |
6,000,000 |
2017-04-17 |
|
| 3 |
Riggs Arthur |
10 Percent Owner |
1,260,000 |
2018-12-11 |
|
| 4 |
Rappaport Richard |
10 Percent Owner, Officer: President |
1,039,500 |
2005-11-09 |
|
| 5 |
Schwartzberg Debbie |
10 Percent Owner |
650,000 |
2010-02-01 |
|
| 6 |
Pursglove Geordan Garrett |
CEO and Chairman of the Board |
350,000 |
2025-07-09 |
|
| 7 |
Van Der Baan Bastiaan Jeroen |
President, CEO & Vice Chairman |
250,000 |
2023-10-16 |
|
| 8 |
Pintsopoulos Anthony C |
Secretary, CFO |
243,000 |
2005-11-07 |
|
| 9 |
Weingarten Robert N |
Vice President and CFO |
200,000 |
2022-11-09 |
|
| 10 |
Kovach John S |
President and CEO |
200,000 |
2022-11-09 |
|
| 11 |
Miser James |
Chief Medical Officer |
200,000 |
2022-11-21 |
|
| 12 |
Krinsky Glenn |
10 Percent Owner |
141,665 |
2022-04-06 |
|
| 13 |
Palmedo Philip F |
Director |
100,000 |
2022-08-03 |
|
| 14 |
Forman Eric |
Vice President and COO |
99,599 |
2022-11-23 |
|
| 15 |
Greenberg Robert |
10 Percent Owner |
52,632 |
2020-12-03 |
|
| 16 |
Ho Sze Chun Winson |
Director |
50,000 |
2021-01-14 |
|
| 17 |
Stazzone Peter |
Chief Financial Officer |
50,000 |
2025-09-04 |
|
| 18 |
Holloway Michael Andrew |
Director |
25,000 |
2025-08-18 |
|
| 19 |
Felix Lourdes |
Director |
25,000 |
2025-12-29 |
|
| 20 |
Primus Guy Warren |
Director |
25,000 |
2025-12-29 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2025-12-24 |
Primus Guy Warren |
Director |
RSU Award |
25,000 |
$4.05 |
$101.25K |
| 2025-12-24 |
Felix Lourdes |
Director |
RSU Award |
25,000 |
$4.05 |
$101.25K |
| 2025-09-01 |
Primus Guy Warren |
Director |
Unknown |
- |
- |
- |
| 2025-09-01 |
Stazzone Peter |
Chief Financial Officer |
RSU Award |
50,000 |
$4.45 |
$222.5K |
| 2025-09-01 |
Stazzone Peter |
Officer |
Unknown |
- |
- |
- |
| 2025-09-01 |
Felix Lourdes |
Director |
Unknown |
- |
- |
- |
| 2025-08-15 |
Holloway Michael Andrew |
Director |
RSU Award |
25,000 |
$3.59 |
$89.75K |
| 2025-08-15 |
Sawyer Jason David |
Director |
RSU Award |
25,000 |
$3.59 |
$89.75K |
| 2025-07-18 |
Holloway Michael Andrew |
Director |
Unknown |
- |
- |
- |
| 2025-07-18 |
Sawyer Jason David |
Director |
Unknown |
- |
- |
- |
| 2025-07-03 |
Pursglove Geordan Garrett |
CEO and Chairman of the Board |
RSU Award |
350,000 |
$2.83 |
$990.5K |
| 2025-06-30 |
Yen Yun |
Director |
RSU Award |
10,000 |
$0.91 |
$9.05K |
| 2025-06-30 |
Bernards Rene |
Director |
RSU Award |
10,000 |
$0.91 |
$9.05K |
| 2025-06-30 |
Brown Regina |
Director |
RSU Award |
10,000 |
$0.91 |
$9.05K |
| 2025-06-30 |
Forman Stephen J. |
Director |
RSU Award |
7,754 |
$0.91 |
$7.02K |
| 2025-06-16 |
Pursglove Geordan Garrett |
CEO and Chairman of the Board |
Unknown |
- |
- |
- |
