Tonix Pharmaceuticals Holding's three largest insider shareholders as of April 17, 2026 are Seth Lederman (Chief Executive Officer, 20.00K shares), Seth Lederman (Chief Executive Officer, 4.00K shares), Carolyn E. Taylor (Director, 418 shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Seth Lederman | Chief Executive Officer | 0 | 20,001 | 01 Apr, 2026 |
| Seth Lederman | Chief Executive Officer | 4,005 | 0 | 15 May, 2025 |
| Carolyn E. Taylor | - | 418 | 0 | 21 Aug, 2025 |
| James Treco | - | 250 | 0 | 20 Aug, 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 |
|---|---|---|---|---|---|---|---|---|
| 31 Mar, 2026 | Seth Lederman | Common Stock, $0.001 par value | A | 5,000 | $12.62 | 20,001 | I | P |
| 18 Mar, 2026 | Seth Lederman | Common Stock, $0.001 par value | A | 15,000 | $14.89 | 15,001 | I | P |
| 24 Feb, 2026 | Gregory M Sullivan | Stock Option | A | 39,012 | $0.00 | 39,012 | D | A |
| 24 Feb, 2026 | Bradley Saenger | Stock Option | A | 39,012 | $0.00 | 39,012 | D | A |
| 24 Feb, 2026 | Seth Lederman | Stock Option | A | 134,504 | $0.00 | 134,504 | D | A |
| 24 Feb, 2026 | Siobhan Fogarty | Stock Option | A | 39,012 | $0.00 | 39,012 | D | A |
| 24 Feb, 2026 | Jessica Edgar Morris | Stock Option | A | 39,012 | $0.00 | 39,012 | D | A |
| 24 Feb, 2026 | Jessica Edgar Morris | Stock Option | A | 39,011 | $0.00 | 39,011 | D | A |
| 24 Feb, 2026 | Siobhan Fogarty | Stock Option | A | 39,011 | $0.00 | 39,011 | D | A |
| 24 Feb, 2026 | Seth Lederman | Stock Option | A | 134,503 | $0.00 | 134,503 | D | A |
| 24 Feb, 2026 | Gregory M Sullivan | Stock Option | A | 39,011 | $0.00 | 39,011 | D | A |
| 24 Feb, 2026 | Bradley Saenger | Stock Option | A | 39,011 | $0.00 | 39,011 | D | A |
| 21 Aug, 2025 | Carolyn E. Taylor | Common Stock, par value $0.001 | A | 418 | $36.03 | 418 | D | P |
| 20 Aug, 2025 | James Treco | Common Stock, par value $0.001 | A | 250 | $36.00 | 250 | D | P |
| 12 Jun, 2025 | James Randolph Jr Hunter | Stock Option | A | 7,740 | $0.00 | 7,740 | D | A |
| 13 May, 2025 | Carolyn E. Taylor | Stock Option | A | 10,000 | $0.00 | 10,000 | D | A |
| 13 May, 2025 | Richard H Bagger | Stock Option | A | 10,000 | $0.00 | 10,000 | D | A |
| 13 May, 2025 | Margaret Smith Bell | Stock Option | A | 10,000 | $0.00 | 10,000 | D | A |
| 13 May, 2025 | James Treco | Stock Option | A | 10,000 | $0.00 | 10,000 | D | A |
| 13 May, 2025 | Richard Newcomb Stillwell | Stock Option | A | 10,000 | $0.00 | 10,000 | D | A |