Data spanning the past 90 days through December 12, 2025 reveals that DiaMedica Therapeutics's three principal insider shareholders consist of TenPercentOwner Jan Stahlberg (8.83Mn shares), TenPercentOwner Richard Ii Jacinto (4.96Mn shares), Chief Business Officer David J. Wambeke (527.11K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Jan Stahlberg | 8,825,742 | 08 Dec, 2025 | |
| Koch Thomas Von | 8,383,577 | 25 Jul, 2025 | |
| Richard Ii Jacinto | 4,958,823 | 25 Jul, 2025 | |
| David J. Wambeke | Chief Business Officer | 527,114 | 16 Nov, 2023 |
| Randall Michael Giuffre | 392,412 | 18 Feb, 2025 | |
| Richard D. Pilnik | 312,995 | 08 Apr, 2025 | |
| James T. Parsons | 87,854 | 25 Nov, 2025 | |
| Amy L. Burroughs | 73,288 | 03 Jan, 2023 | |
| Dietrich John Pauls | President And CEO | 68,591 | 26 Jun, 2023 |
| Charles Pauling Semba | 44,608 | 03 Jan, 2025 | |
| Harry W Jr Alcorn | SVP And Clinical Operations | 43,981 | 15 Sep, 2021 |
| Scott Kellen | CFO And Secretary | 32,290 | 26 Jun, 2023 |
| Richard Kuntz | 24,210 | 03 Jan, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 21 Nov, 2025 | James T. Parsons | Common Stock | A | 12,000 | $2.20 | 87,854 | D | M |
| 17 Nov, 2025 | Jan Stahlberg | Common Shares | A | 187,393 | $6.52 | 7,951,858 | I | P |
| 18 Nov, 2025 | Jan Stahlberg | Common Shares | A | 182,882 | $6.75 | 8,134,740 | I | P |
| 19 Nov, 2025 | Jan Stahlberg | Common Shares | A | 240,352 | $7.21 | 8,375,092 | I | P |
| 20 Nov, 2025 | Jan Stahlberg | Common Shares | A | 128,426 | $7.41 | 8,503,518 | I | P |
| 21 Nov, 2025 | Jan Stahlberg | Common Shares | A | 208,872 | $7.41 | 8,712,390 | I | P |
| 24 Nov, 2025 | Jan Stahlberg | Common Shares | A | 40,253 | $7.89 | 8,752,643 | I | P |
| 25 Nov, 2025 | Jan Stahlberg | Common Shares | A | 73,099 | $8.57 | 8,825,742 | I | P |
| 13 Aug, 2025 | Jan Stahlberg | Common Shares | A | 293,601 | $5.91 | 7,058,066 | I | P |
| 14 Aug, 2025 | Jan Stahlberg | Common Shares | A | 70,414 | $5.99 | 7,128,480 | I | P |
| 15 Aug, 2025 | Jan Stahlberg | Common Shares | A | 8,233 | $6.00 | 7,136,713 | I | P |
| 20 Aug, 2025 | Jan Stahlberg | Common Shares | A | 71,107 | $5.86 | 7,207,820 | I | P |
| 21 Aug, 2025 | Jan Stahlberg | Common Shares | A | 48,172 | $5.96 | 7,255,992 | I | P |
| 22 Aug, 2025 | Jan Stahlberg | Common Shares | A | 59,788 | $5.96 | 7,315,780 | I | P |
| 25 Aug, 2025 | Jan Stahlberg | Common Shares | A | 338,265 | $6.00 | 7,654,045 | I | P |
| 26 Aug, 2025 | Jan Stahlberg | Common Shares | A | 59,648 | $6.00 | 7,713,693 | I | P |
| 27 Aug, 2025 | Jan Stahlberg | Common Shares | A | 50,772 | $6.00 | 7,764,465 | I | P |
| 23 Jul, 2025 | Richard Ii Jacinto | Voting Common Shares, no par value per share | A | 400,000 | $3.50 | 4,958,823 | I | P |
| 23 Jul, 2025 | Jan Stahlberg | Common Shares | A | 1,542,857 | $3.50 | 6,764,465 | I | P |
| 23 Jul, 2025 | Koch Thomas Von | - | - | 8,383,577 | I |