ProMIS Neurosciences, Inc. (PMN) has 19 known insider and institutional holders on record. The largest holder is Alex Slanix Paul with 6,058,738 shares. Other notable holders include Sclar Jeremy M. and Jeremy M. Sclar 2012 Irrevocable Family Trust.
Over the last 12 months, insiders have made 45 transactions in PMN stock — 27 buys (valued at $11.18M) and 1 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
PMN Insider Ownership
Top Holder
Alex Slanix Paul
6,058,738 shares
Buys (12 mo)
27
$11.18M value
Sells (12 mo)
1
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Alex Slanix Paul |
Director |
6,058,738 |
2025-10-24 |
|
| 2 |
Sclar Jeremy M. |
10 Percent Owner |
3,139,533 |
2025-09-08 |
|
| 3 |
Jeremy M. Sclar 2012 Irrevocable Family Trust |
10 Percent Owner |
3,139,533 |
2025-09-30 |
|
| 4 |
Abg Management Ltd. |
10 Percent Owner |
700,741 |
2026-02-05 |
|
| 5 |
Gordon Michael S |
10 Percent Owner |
345,316 |
2025-07-29 |
|
| 6 |
Title 19 Promis |
10 Percent Owner |
345,316 |
2025-07-29 |
|
| 7 |
Altstiel Larry Douglas |
Chief Medical Officer |
165,000 |
2025-09-24 |
|
| 8 |
Farfel Gail M |
Chief Executive Officer |
53,192 |
2023-08-25 |
|
| 9 |
Shafmaster Madge K. |
Director |
20,000 |
2025-06-16 |
|
| 10 |
Mandel-brehm Josh |
Director |
20,000 |
2025-06-16 |
|
| 11 |
Wyman William W |
Director |
20,000 |
2025-06-16 |
|
| 12 |
Malenfant Gavin T. |
Chief Operating Officer |
12,500 |
2023-10-30 |
|
| 13 |
Williams Eugene |
Director |
12,397 |
2026-03-06 |
|
| 14 |
Milbury Max A. |
Other: Principal Accounting Officer |
6,595 |
2026-02-05 |
|
| 15 |
Warma Neil K |
Chief Executive Officer |
6,183 |
2026-02-05 |
|
| 16 |
Cashman Neil |
Chief Scientific Officer |
4,122 |
2026-02-05 |
|
| 17 |
Kaplan Johanne |
Chief Development Officer |
3,941 |
2026-02-23 |
|
| 18 |
Kirwin Patrick D. |
Director |
3,050 |
2026-02-05 |
|
| 19 |
Geffken Daniel E. |
Chief Financial Officer |
2,500 |
2023-10-30 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-05 |
Williams Eugene |
Director |
Informative Buy |
2,000 |
$24.40 |
$48.8K |
| 2026-03-04 |
Williams Eugene |
Director |
Informative Buy |
2,000 |
$24.00 |
$48K |
| 2026-03-03 |
Williams Eugene |
Director |
Informative Buy |
1,000 |
$21.89 |
$21.89K |
| 2026-03-02 |
Williams Eugene |
Director |
Informative Buy |
1,000 |
$22.53 |
$22.53K |
| 2026-02-03 |
Abg V-siv Ix Ltd |
10 Percent Owner |
Unknown |
700,741 |
$14.40 |
$10.09M |
| 2026-02-19 |
Kaplan Johanne |
Chief Development Officer |
Informative Buy |
1,629 |
$15.35 |
$25.01K |
| 2026-02-03 |
Kaplan Johanne |
Chief Development Officer |
RSU Award |
2,060 |
$14.40 |
$29.66K |
| 2026-02-03 |
Cashman Neil |
Chief Scientific Officer |
RSU Award |
4,122 |
$14.40 |
$59.36K |
| 2026-02-03 |
Kirwin Patrick D. |
Director |
RSU Award |
3,050 |
$14.40 |
$43.92K |
| 2026-02-03 |
Milbury Max A. |
Other: Principal Accounting Officer |
RSU Award |
6,595 |
$14.40 |
$94.97K |
| 2026-02-03 |
Abg Management Ltd. |
10 Percent Owner |
Informative Buy |
700,741 |
$14.40 |
$10.09M |
| 2026-02-03 |
Warma Neil K |
Chief Executive Officer |
RSU Award |
6,183 |
$14.40 |
$89.04K |
| 2025-10-22 |
Alex Slanix Paul |
Director |
Unknown |
- |
- |
- |
| 2025-07-29 |
Alex Slanix Paul |
Director |
Unknown |
7,348,604 |
$1.25 |
$9.19M |
| 2024-07-26 |
Alex Slanix Paul |
Director |
Unknown |
1,100,000 |
$0.01 |
$11K |
| 2024-02-28 |
Alex Slanix Paul |
Director |
Unknown |
1,066,674 |
$1.75 |
$1.87M |
| 2025-10-22 |
Abg Management Ltd. |
10 Percent Owner |
RSU Award |
40,000 |
$0.45 |
$18K |
| 2025-10-03 |
Milbury Max A. |
Other: Principal Accounting Officer |
Informative Buy |
30,392 |
$0.49 |
$14.93K |
| 2025-07-29 |
Jeremy M. Sclar 2012 Irrevocable Family Trust |
10 Percent Owner |
Informative Buy |
3,139,533 |
- |
- |
| 2025-07-25 |
Jeremy M. Sclar 2012 Irrevocable Family Trust |
10 Percent Owner |
Option Exercise (ITM) |
697,674 |
- |
- |
| 2024-10-23 |
Jeremy M. Sclar 2012 Irrevocable Family Trust |
10 Percent Owner |
Unknown |
697,674 |
- |
- |
| 2024-07-31 |
Jeremy M. Sclar 2012 Irrevocable Family Trust |
10 Percent Owner |
Unknown |
697,674 |
- |
- |
| 2024-02-24 |
Jeremy M. Sclar 2012 Irrevocable Family Trust |
10 Percent Owner |
Unknown |
664,894 |
- |
- |
| 2025-09-22 |
Kaplan Johanne |
Chief Development Officer |
RSU Award |
165,000 |
$0.45 |
$74.25K |
| 2025-09-22 |
Cashman Neil |
Chief Scientific Officer |
RSU Award |
165,000 |
$0.45 |
$74.25K |
