Data spanning the past 90 days through February 19, 2026 reveals that Gain Therapeutics's three principal insider shareholders consist of Executive Chairman Khalid Islam (880.78K shares), Director Eric I Richman (289.63K shares), Director Jeffrey Scott Riley (30.00K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Khalid Islam | Executive Chairman | 880,784 | 12 Aug, 2024 |
| Eric I Richman | 289,629 | 01 Jul, 2024 | |
| Jeffrey Scott Riley | 30,000 | 01 Apr, 2024 | |
| Matthias Alder | Chief Executive Officer | 21,140 | 28 Mar, 2024 |
| Gene Mack | Cfo And Interim Ceo | 14,400 | 12 Aug, 2024 |
| Salvatore Calabrese | Chief Financial Officer | 3,000 | 23 May, 2022 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 09 Aug, 2024 | Khalid Islam | Common Stock | A | 50,000 | $1.00 | 880,784 | I | P |
| 09 Aug, 2024 | Gene Mack | Common Stock | A | 14,400 | $1.01 | 14,400 | D | P |
| 01 Jul, 2024 | Eric I Richman | Common Stock | A | 12,000 | $1.21 | 289,629 | D | P |
| 01 Jul, 2024 | Eric I Richman | Common Stock | A | 5,000 | $1.23 | 277,629 | D | P |
| 28 Mar, 2024 | Jeffrey Scott Riley | - | - | 30,000 | D | |||
| 28 Mar, 2024 | Jeffrey Scott Riley | Common Stock | A | 30,000 | $3.86 | 30,000 | D | P |
| 26 Mar, 2024 | Matthias Alder | - | - | 25,763 | D | |||
| 26 Mar, 2024 | Matthias Alder | Common Stock | A | 637 | - | 27,225 | D | M |
| 26 Mar, 2024 | Matthias Alder | Common Stock | A | 18,750 | - | 25,763 | D | M |
| 26 Mar, 2024 | Matthias Alder | - | - | 21,140 | D | |||
| 26 Mar, 2024 | Matthias Alder | Common Stock | A | 825 | - | 26,588 | D | M |
| 26 Mar, 2024 | Matthias Alder | Common Stock | D | 6,085 | $4.06 | 21,140 | D | F |
| 26 Mar, 2024 | Matthias Alder | - | - | 26,588 | D | |||
| 26 Mar, 2024 | Matthias Alder | - | - | 27,225 | D | |||
| 21 Dec, 2023 | Matthias Alder | Common Stock | D | 206 | $2.46 | 5,286 | D | S |
| 20 Dec, 2023 | Matthias Alder | Common Stock | A | 637 | - | 5,492 | D | M |
| 07 Dec, 2023 | Matthias Alder | Common Stock | D | 1,820 | $2.50 | 4,855 | D | S |
| 01 Oct, 2023 | Matthias Alder | Common Stock | A | 825 | - | 6,675 | D | M |
| 20 Sep, 2023 | Eric I Richman | Common Stock | A | 54,900 | - | 272,629 | D | M |
| 20 Sep, 2023 | Eric I Richman | - | - | 272,629 | D |