As of May 30, 2026, the three largest insider holders of GALT are Richard E Uihlein (Director, 10.33Mn shares), James C Czirr (TenPercentOwner, 5.92Mn shares), Fund, L.P. 10X (TenPercentOwner, 5.67Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| James C Czirr | - | 0 | 5,922,207 | 25 Apr, 2024 |
| Jack W Callicutt | Chief Financial Officer | 7,614 | 0 | 05 Nov, 2025 |
| Fund, L.P. 10X | - | 5,670,138 | 0 | 08 Dec, 2025 |
| Kevin D Freeman | - | 0 | 80,000 | 16 Oct, 2024 |
| Kary Eldred | - | 65,682 | 0 | 09 Feb, 2026 |
| Harold H. Shlevin | - | 19,623 | 0 | 16 Dec, 2025 |
| Richard E Uihlein | - | 10,332,676 | 0 | 21 Jan, 2026 |
| Joel Lewis | President And Ceo | 776,260 | 0 | 13 Jan, 2026 |
| Elissa J. Schwartz | - | 1,000 | 0 | 24 Jan, 2022 |
| Richard A. Jr. Zordani | - | 42,083 | 0 | 26 Dec, 2024 |
| Khurram Jamil | Chief Medical Officer | 21,446 | 0 | 06 Jan, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 12 Mar, 2026 | Henry Brem | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 06 Feb, 2026 | Kary Eldred | Common Stock | A | 300 | $2.70 | 65,682 | D | P |
| 16 Jan, 2026 | Joel Lewis | Stock option (right to buy) | A | 91,000 | $0.00 | 91,000 | D | A |
| 16 Jan, 2026 | Joel Lewis | Stock option (right to buy) | A | 91,000 | $0.00 | 91,000 | D | A |
| 16 Jan, 2026 | Khurram Jamil | Stock option (right to buy) | A | 65,000 | $0.00 | 65,000 | D | A |
| 16 Jan, 2026 | Richard A. Jr. Zordani | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Kevin D Freeman | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Harold H. Shlevin | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Gilbert F Amelio | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Harold H. Shlevin | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Richard A. Jr. Zordani | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Richard E Uihlein | Common Stock | A | 13,158 | $3.04 | 10,332,676 | D | A |
| 16 Jan, 2026 | Elissa J. Schwartz | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Benjamin Sr Carson | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Joel Lewis | Stock option (right to buy) | A | 84,000 | $0.00 | 65,000 | D | A |
| 16 Jan, 2026 | Elissa J. Schwartz | Stock option (right to buy) | A | 60,000 | $0.00 | 60,000 | D | A |
| 16 Jan, 2026 | Khurram Jamil | Stock option (right to buy) | A | 65,000 | $0.00 | 65,000 | D | A |
| 16 Jan, 2026 | Richard E Uihlein | Common Stock | A | 13,158 | $3.04 | 10,332,676 | D | A |
| 16 Jan, 2026 | Joel Lewis | Stock option (right to buy) | A | 84,000 | $0.00 | 65,000 | D | A |
| 16 Jan, 2026 | Jack W Callicutt | Stock option (right to buy) | A | 65,000 | $0.00 | 65,000 | D | A |