Tonix Pharmaceuticals Holding Corp. (TNXP) Insider Ownership

Historic Insider Ownership Trends

As of July 26, 2026, Tonix Pharmaceuticals Holding's top three insider holders are Seth Lederman (Chief Executive Officer, 20.00K shares), Seth Lederman (Chief Executive Officer, 4.00K shares), Carolyn E. Taylor (Director, 418 shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Seth Lederman Chief Executive Officer 0 20,001 01 Apr, 2026
James Treco - 250 0 20 Aug, 2025
Carolyn E. Taylor - 418 0 21 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
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 Jessica Edgar Morris Stock Option A 39,012 $0.00 39,012 D A
24 Feb, 2026 Siobhan Fogarty 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 Bradley Saenger Stock Option A 39,011 $0.00 39,011 D A
24 Feb, 2026 Gregory M Sullivan 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 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
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
20 Aug, 2025 James Treco Common Stock, par value $0.001 A 250 $36.00 250 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 James Treco Stock Option A 10,000 $0.00 10,000 D A
13 May, 2025 Carolyn E. Taylor 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