Garry Arthur Neil - 21 May 2026 Form 4 Insider Report for Avalo Therapeutics, Inc. (AVTX)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: AVTX
Reported as of: 21 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 May 2026, 16:10:07 UTC
Prior SEC filing: 31 Mar 2026
Next SEC filing: 29 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Christopher Sullivan, Attorney-in-Fact

Key filing fact

Garry Arthur Neil filed Form 4 for Avalo Therapeutics, Inc. (AVTX) on 26 May 2026.

Key facts

This page summarizes Garry Arthur Neil's Form 4 filing for Avalo Therapeutics, Inc. (AVTX).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 26 May 2026, 16:10.

Change

Previous filing in this sequence was filed on 31 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 0001586785 Primary reporting owner

NEIL GARRY ARTHUR

Relationship: Chief Executive Officer, Director
Address: C/O AVALO THERAPEUTICS, INC., 1500 LIBERTY RIDGE DRIVE, SUITE 321, WAYNE
Signature: /s/ Christopher Sullivan, Attorney-in-Fact
Signature date: 26 May 2026

Reported non-derivative transactions

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

AVTX transaction

Common Stock

Award

Transaction value
Shares: +100,200
Change %: +111%
Price: $0.000000^*
Shares after: 190,314
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents performance stock units ("PSUs") granted to the Reporting Person on August 19, 2025. Each PSU represents a contingent right to receive one share of the Issuer's Common Stock upon the achievement of certain performance goals. On May 21, 2026, the Compensation Committee of the Issuer certified achievement of such performance goals. As a result, the shares subject to the PSUs shall fully vest on August 19, 2028, subject to the Reporting Person's continued service on such vesting date.