{"url_path":"/sec/maia/proxy/2026-05-19/000149315226024325","section_key":"body","section_title":"DEFA14A body","topic":"sec","document":{"doc_type":"DEFA14A","doc_date":"2026-05-19","source_url":"https://www.sec.gov/Archives/edgar/data/1878313/0001493152-26-024325-index.html","accession_number":"0001493152-26-024325","cik":"0001878313","ticker":"MAIA","issuer_name":"MAIA Biotechnology, Inc.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1878313/0001493152-26-024325-index.html","primary_entity_key":"0001878313","primary_entity_name":"MAIA Biotechnology, Inc."},"word_count":567,"has_tables":true,"body_markdown":"DEFA14A\n1\nformdefa14a.htm\nDEFA14A\n\n**UNITED\nSTATES\nSECURITIES AND EXCHANGE COMMISSION**\n\n**Washington,\nD.C. 20549**\n\n**SCHEDULE\n14A**\n\nProxy\nStatement Pursuant to Section 14(a) of\n\nthe Securities Exchange Act of 1934\n\n(Amendment\nNo. 1)\n\nFiled\nby the Registrant ☒\n\nFiled\nby a Party other than the Registrant\n\nCheck\nthe appropriate box:\n\n☐\nPreliminary\nProxy Statement\n\n☐\nConfidential,\nfor Use of the Commission Only (as permitted by Rule 14a-6(e)(2))\n\n☐\nDefinitive\nProxy Statement\n\n☒\nDefinitive\nAdditional Materials\n\n☐\nSoliciting\nMaterial under §240.14a-12\n\n**MAIA\nBiotechnology, Inc.**\n\n(Name\nof Registrant as Specified In Its Charter)\n\n(Name\nof Person(s) Filing Proxy Statement, if other than the Registrant)\n\n**(Name\nof Person(s) Filing Proxy Statement, if Other Than the Registrant)**\n\n**Payment\nof Filing Fee (Check all boxes that apply):**\n\n☒\nNo\nfee required\n\n☐\nFee\npaid previously with preliminary materials.\n\n☐\nFee\ncomputed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a- 6(i)(1) and 0-11\n\n**MAIA\nBiotechnology, Inc.**\n\n**Amendment\nand Supplement to the Proxy Statement**\n\n**For\nthe Annual Meeting of Stockholders**\n\n**To\nbe Held on May 21, 2026**\n\n**EXPLANATORY\nNOTE**\n\nOn\nApril 7, 2026, MAIA Biotechnology, Inc. (“MAIA” or the “Company”) filed its definitive proxy statement (the “Proxy\nStatement”) with the Securities and Exchange Commission (“SEC”) for its annual meeting of shareholders to be held on\nJune 9, 2025 (the “Annual Meeting”).\n\nThe\nCompany is amending and supplementing the Proxy Statement with the information provided in this amendment and supplement to the Proxy\nStatement (the “Amendment and Supplement”) to update the disclosure related to compensation received in the years ended December\n31, 2025 and 2024 by the brother of the Company’s Chief Executive Officer in the section entitled “CERTAIN RELATIONSHIPS\nAND RELATED PARTY TRANSACTIONS” in the Proxy Statement\n\n**Any\nproxies submitted by stockholders before the date of this Amendment and Supplement will be voted as instructed on those proxies, unless\na stockholder changes his or her vote by submitting a later dated proxy. Stockholders should follow the instructions described in the\nProxy Statement regarding how to submit proxies or vote at the Annual Meeting.**\n\n**THIS\nAMENDMENT AND SUPPLEMENT SHOULD BE READ IN CONJUNCTION WITH THE PROXY STATEMENT.**\n\n*This\nsupplemental information should be read in conjunction with the Proxy Statement, which should be read in its entirety. Section references\nin the below disclosures are to sections in the Proxy Statement, and defined terms used but not defined herein have the meanings set\nforth in the Proxy Statement. To the extent the following information differs from or conflicts with the information contained in the\nProxy Statement, the information set forth below shall be deemed to supersede the respective information in the Proxy Statement.*\n\n**Amendments\nand Supplemental Disclosure**\n\n**Proxy\nStatement**\n\n**The\nsection entitled “CERTAIN RELATIONSHIPS AND RELATED PARTY TRANSACTIONS” in the Proxy Statement is amended to include the\ndisclosure below related compensation received by the brother of the Chief Executive Officer in the years ended December 31, 2025 and\n2024 as follows:**\n\n“We\npaid Radu Vitoc, brother of our Chief\nExecutive Officer Vlad Vitoc total compensation of $286,321 in the year ended December 31, 2025, consisting of $213,000\nin cash and 39,000 options with a value of $73,321. In the year ended December 31, 2024, we paid Radu Vitoc total compensation\nof $242,102, consisting of $172,500 in cash and 50,000 options with a value of $69,602. Mr. Vitoc’s compensation in each of 2025\nand 2024 was in line with industry standards.”\n\nMay\n19, 2026\n\n-2-\n\n** **"}