1 unchanged sentence
Trading Plans
−Removed: the fiscal quarter ended June 30, 2025, no Section 16 director or officer adopted , modified , or terminated a “Rule 10b5-1 trading
−Removed: arrangement” (as defined in Item 408 of Regulation S-K of the Exchange Act).
+Added: the fiscal quarter ended September 30, 2025, no Section 16 director or officer adopted , modified , or terminated a “Rule 10b5-1
+Added: trading arrangement” (as defined in Item 408 of Regulation S-K of the Exchange Act).
were no “non-Rule 10b5-1 trading arrangements” (as defined in Item 408 of Regulation S-K of the Exchange Act) adopted , modified
−Removed: or terminated during the fiscal quarter ended June 30, 2025 by our directors and Section 16 officers.
+Added: or terminated during the fiscal quarter ended September 30, 2025 by our directors and Section 16 officers.
Amended and Restated Certificate of Incorporation of MAIA Biotechnology, Inc., filed as Exhibit 3.1 to the registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on August 1, 2022 and incorporated herein by reference.
1 unchanged sentence
Certificate of Amendment to Amended and Restated Certificate of Incorporation of MAIA Biotechnology, Inc., filed as Exhibit 3.1 to the registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on May 23, 2025 and incorporated herein by reference.
−Removed: Form of Investor Warrant, filed as Exhibit 4.1 to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on May 6, 2025 and incorporated by reference .
−Removed: Form of Director Warrant, filed as Exhibit 4.2 to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on May 6, 2025 and incorporated by reference .
−Removed: Form of Investor Warrant, filed as Exhibit 4.1 to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on May 28, 2025 and incorporated by reference.
−Removed: Form of Director Warrant, filed as Exhibit 4.2 to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on May 28, 2025 and incorporated by reference .
−Removed: Form of Securities Purchase Agreement, incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on May 6, 2025 and incorporated herein by reference.
−Removed: Form of Securities Purchase Agreement, incorporated by reference to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on May 28, 2025 and incorporated herein by reference.
−Removed: Form of Inducement Letter, incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on June 17, 2025 and incorporated herein by reference.
−Removed: Stock Purchase Agreement dated June 24, 2025 between MAIA Biotechnology, Inc.
−Removed: and Prevail Partners, LLC, incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on June 26, 2025 and incorporated herein by reference.
+Added: Form of Investor Warrant, filed as Exhibit 4.1 to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on September 30, 2025 and incorporated by reference.
+Added: Form of Director Warrant, filed as Exhibit 4.2 to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on September 30, 2025 and incorporated by reference.
+Added: Form of Inducement Letter, incorporated by reference to Exhibit 10.1 of the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on September 18, 2025 and incorporated herein by reference.
+Added: Form of Securities Purchase Agreement, incorporated by reference to the Registrant’s Current Report on Form 8-K filed with the Securities and Exchange Commission on September 30, 2025 and incorporated herein by reference.
Certification of Principal Executive Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
10 unchanged sentences
XBRL Taxonomy Extension Presentation Linkbase Document
−Removed: Page Interactive Data File (the cover page from the registrant’s quarterly report on Form 10-Q for the quarter ended June 30,
+Added: Page Interactive Data File (the cover page from the registrant’s quarterly report on Form 10-Q for the quarter ended September
30, 2025 is formatted in Inline XBRL).
4 unchanged sentences
BIOTECHNOLOGY INC.
−Removed: August 11, 2025
+Added: November 7, 2025
Executive Officer
Executive Officer)
−Removed: August 11, 2025
+Added: November 7, 2025
Financial and Accounting Officer)
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.