Seth Lederman - 09 Jun 2026 Form 4 Insider Report for Tonix Pharmaceuticals Holding Corp. (TNXP)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: TNXP
Reported as of: 09 Jun 2026
Net transaction value: +$58,950
SEC form: 4
Accepted by SEC: 09 Jun 2026, 17:30:02 UTC
Prior SEC filing: 01 Apr 2026
Next SEC filing: 31 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Seth Lederman

Key filing fact

Seth Lederman filed Form 4 for Tonix Pharmaceuticals Holding Corp. (TNXP) on 09 Jun 2026.

Key facts

This page summarizes Seth Lederman's Form 4 filing for Tonix Pharmaceuticals Holding Corp. (TNXP).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 09 Jun 2026, 17:30.

Change

Previous filing in this sequence was filed on 01 Apr 2026.
Current net transaction value: +$58,950.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001563420 Primary reporting owner

LEDERMAN SETH

Relationship: Chief Executive Officer, Director
Address: C/O TONIX PHARMACEUTICALS HOLDING CORP., 200 CONNELL DRIVE, SUITE 3100, BERKELEY HEIGHTS
Signature: /s/ Seth Lederman
Signature date: 09 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TNXP transaction

Common Stock, $0.001 par value

Purchase

Transaction value: $58,950
Shares: +5,000
Change %: +125%
Price: $11.79
Shares after: 9,005
Date: 09 Jun 2026
Ownership: Direct
Footnotes: F1

TNXP holding

Common Stock, $0.001 par value

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 20,001
Date: 09 Jun 2026
Ownership: By IRA Account
Footnotes: F2

TNXP holding

Common Stock, $0.001 par value

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1
Date: 09 Jun 2026
Ownership: Lederman & Co.
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents the weighted average purchase price of shares purchased in a series of open market transactions on the transaction date at prices ranging from $11.735 to $11.883 per share. The Reporting Person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each price.

Footnote F2

Reporting Person may be deemed a control person of this entity.