Joseph S. Zakrzewski - 14 Aug 2026 Form 4 Insider Report for AN2 Therapeutics, Inc. (ANTX)

Reporting relationship: Director
Issuer ticker: ANTX
Reported as of: 14 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 14 Aug 2026, 14:12:12 UTC
Prior SEC filing: 23 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Lucy Day, Attorney-in-Fact for Joseph S. Zakrzewski

Key filing fact

Joseph S. Zakrzewski filed Form 4 for AN2 Therapeutics, Inc. (ANTX) on 14 Aug 2026.

Key facts

This page summarizes Joseph S. Zakrzewski's Form 4 filing for AN2 Therapeutics, Inc. (ANTX).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 14 Aug 2026, 14:12.

Change

Previous filing in this sequence was filed on 23 Mar 2026.
Current net transaction value: $0.

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 0001331852 Primary reporting owner

Zakrzewski Joseph S

Relationship: Director
Address: C/O AN2 THERAPEUTICS, INC., 1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature: /s/ Lucy Day, Attorney-in-Fact for Joseph S. Zakrzewski
Signature date: 14 Aug 2026

Reported non-derivative transactions

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

ANTX transaction

Common Stock

Gift

Transaction value
Shares: -405,880
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 14 Aug 2026
Ownership: See footnote
Footnotes: F1, F2

ANTX holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 145,538
Date: 14 Aug 2026
Ownership: Direct

^* 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

Reflects a gift of shares to the children of the Reporting Person.

Footnote F2

The shares are held by Nancy Zakrzewski TTEE Z3 Trust U/A DTD 11/25/14 ("Z3 Trust"). The Reporting Person disavows beneficial ownership of the shares held by Z3 Trust.