10 insiders reported 17 Form 4 transactions for Tonix Pharmaceuticals Holding Corp. (TNXP) over the past 18 months (most recent 2026-06-09). Recent activity: LEDERMAN SETH (Chief Executive Officer) Buy 5,000 shares, Stillwell Richard Newcomb (Director) Buy 5,000 shares, LEDERMAN SETH (Chief Executive Officer) Buy 15,000 shares, SAENGER BRADLEY (Chief Financial Officer) Buy 701 shares, Taylor Carolyn E. (Director) Buy 418 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-09 | LEDERMAN SETH | Chief Executive Officer | Buy | 5,000 | $58,950 |
| 2026-06-09 | Stillwell Richard Newcomb | Director | Buy | 5,000 | $58,250 |
| 2026-03-18 | LEDERMAN SETH | Chief Executive Officer | Buy | 15,000 | $223,350 |
| 2026-02-17 | SAENGER BRADLEY | Chief Financial Officer | Buy | 701 | $9,407 |
| 2025-08-21 | Taylor Carolyn E. | Director | Buy | 418 | $15,061 |
| 2025-08-20 | Treco James | Director | Buy | 250 | $9,000 |
| 2025-05-15 | LEDERMAN SETH | Chief Executive Officer | Buy | 4,000 | $86,200 |
| 2025-02-28 | OLUKOTUN ADEOYE Y | Director | Sell | 1 | $2 |
| 2025-02-28 | Bell Margaret Smith | Director | Sell | 1 | $0 |
| 2025-02-28 | Treco James | Director | Sell | 0 | $0 |
| 2025-02-28 | BAGGER RICHARD H | Director | Sell | 0 | $0 |
| 2025-02-27 | SULLIVAN GREGORY M | Chief Medical Officer | Sell | 0 | $0 |
| 2025-02-27 | MORRIS JESSICA EDGAR | Chief Operating Officer | Sell | 1 | $0 |
| 2025-02-27 | SAENGER BRADLEY | Chief Financial Officer | Sell | 0 | $0 |
| 2025-02-27 | LEDERMAN SETH | Chief Executive Officer | Sell | 5 | $18 |
| 2025-02-27 | LEDERMAN SETH | Chief Executive Officer | Sell | 0 | $1 |
| 2025-02-27 | LEDERMAN SETH | Chief Executive Officer | Sell | 1 | $0 |
Source: SEC Form 4 filings · as of 2026-06-09