Ramiro Guerrero - 30 Jun 2026 Form 4 Insider Report for MAIA Biotechnology, Inc. (MAIA)

Reporting relationship: Director
Issuer ticker: MAIA
Reported as of: 30 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 02 Jul 2026, 16:14:09 UTC
Prior SEC filing: 02 Apr 2026
Next SEC filing: 24 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Ramiro Guerrero

Key filing fact

Ramiro Guerrero filed Form 4 for MAIA Biotechnology, Inc. (MAIA) on 02 Jul 2026.

Key facts

This page summarizes Ramiro Guerrero's Form 4 filing for MAIA Biotechnology, Inc. (MAIA).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 02 Jul 2026, 16:14.

Change

Previous filing in this sequence was filed on 02 Apr 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 0001913253 Primary reporting owner

Guerrero Ramiro

Relationship: Director
Address: 444 WEST LAKE STREET, SUITE 1700, CHICAGO
Signature: /s/ Ramiro Guerrero
Signature date: 02 Jul 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MAIA transaction Derivative

Stock Options

Award

Transaction value
Shares: +26,355
Change %
Price: $0.000000^*
Shares after: 26,355
Date: 30 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 26,355
Exercise price: $1.44
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

The stock options, granted on June 30, 2026 pursuant to the MAIA Biotechnology, Inc's 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.