---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-25-016200"
form_type: "8-K"
ticker: "MAIA"
cik: "0001878313"
company_name: "MAIA Biotechnology, Inc."
filed_at: "2025-09-30T23:59:59+00:00"
generated_at: "2026-05-17T05:18:19.600655+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# MAIA Biotechnology announces $2.25M private placement of stock and warrants

## Summary
- Gross proceeds ~$2.25M from sale of 1,733,766 shares at $1.30; one warrant per share at $1.57 exercise price.
- Funds will support Step 1 of Part C of Phase II trial THIO-101 and working capital.
- Greater than 5% holder FGMK subscribed for 769,230 shares & warrants for ~$1M; director Stan Smith for 19,230 shares.
- Existing warrants for 1,396,667 shares amended to reduce exercise price from $1.87 to $1.30.
- Closing expected on or about October 1, 2025.

## SEC filing metadata
- accession: 0001493152-25-016200
- form_type: 8-K
- ticker: MAIA
- cik: 0001878313
- company_name: MAIA Biotechnology, Inc.
- filed_at: 2025-09-30T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/0001493152-25-016200-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-25-016200
- JSON: https://secwatch.observer/filing/0001493152-25-016200.json
- Plain text: https://secwatch.observer/filing/0001493152-25-016200.txt

## Key facts
- Equity Issuances
  MAIA Biotechnology, Inc. issued 19,230 of warrant to Stan Smith for Issued in conjunction with Director Shares; exercisable at $1.57 per share.
  - Security: warrant
  - Shares: 19,230
  - Purchaser: Stan Smith
  - Consideration: Issued in conjunction with Director Shares; exercisable at $1.57 per share
  source text: Investor Shares and 769,230 Investor Warrants for an aggregate purchase price of approximately $1 million. The Investor Warrants are exercisable at a price per Investor Share of $1.57, which price represents the “Minimum Price” as defined under NYSE American Rule 713 on the date the Purchase Agreement was executed (subject to customary adjustments as set
  evidence_url: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/0001493152-25-016200-index.htm
- Equity Issuances
  MAIA Biotechnology, Inc. issued 19,230 of common stock to Stan Smith for $1.30 per share, aggregate approximately $25,000.
  - Security: common stock
  - Shares: 19,230
  - Purchaser: Stan Smith
  - Consideration: $1.30 per share, aggregate approximately $25,000
  source text: Company director Stan Smith subscribed to purchase 19,230 Director Shares and 19,230 Director Warrants for an aggregate purchase price of approximately $25,000.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/0001493152-25-016200-index.htm
- Equity Issuances
  MAIA Biotechnology, Inc. issued 769,230 of warrant to FGMK Business Holdings, LLC for Issued in conjunction with Investor Shares; exercisable at $1.57 per share.
  - Security: warrant
  - Shares: 769,230
  - Purchaser: FGMK Business Holdings, LLC
  - Consideration: Issued in conjunction with Investor Shares; exercisable at $1.57 per share
  source text: Investor Shares and 769,230 Investor Warrants for an aggregate purchase price of approximately $1 million. The Investor Warrants are exercisable at a price per Investor Share of $1.57, which price represents the “Minimum Price” as defined under NYSE American Rule 713 on the date the Purchase Agreement was executed (subject to customary adjustments as set
  evidence_url: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/0001493152-25-016200-index.htm
- Equity Issuances
  MAIA Biotechnology, Inc. issued 1,714,536 of warrant to Investors for Issued in conjunction with Investor Shares; exercisable at $1.57 per share.
  - Security: warrant
  - Shares: 1,714,536
  - Purchaser: Investors
  - Consideration: Issued in conjunction with Investor Shares; exercisable at $1.57 per share
  source text: The Investor Warrants are exercisable at a price per Investor Share of $1.57, which price represents the "Minimum Price" as defined under NYSE American Rule 713 on the date the Purchase Agreement was executed (subject to customary adjustments as set forth in the Investor Warrants, which do not include any provisions relating to price protection), are exercisable commencing six-months following issuance and have a term of three years from the issuance date.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/0001493152-25-016200-index.htm
- Equity Issuances
  MAIA Biotechnology, Inc. issued 1,714,536 of common stock to Investors for $1.30 per share, aggregate $2,228,896.
  - Security: common stock
  - Shares: 1,714,536
  - Purchaser: Investors
  - Consideration: $1.30 per share, aggregate $2,228,896
  source text: MAIA Biotechnology, Inc. (the " Company ") entered into a Securities Purchase Agreement (the " Purchase Agreement ") with certain accredited investors (the " Investors ") for the issuance and sale in a private placement (the " Private Placement ") of: (i) 1,714,536_shares (the " Investor Shares ") of the Company's common stock, par value $0.0001 per share (" Common Stock "), and (ii) warrants (the " Investor Warrants ") to purchase up to 1,714,536 shares of Common Stock, at a purchase price per Investor Share of $1.30, for an aggregate purchase price of approximately $2,228,896.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/0001493152-25-016200-index.htm
- Equity Issuances
  MAIA Biotechnology, Inc. issued 769,230 of common stock to FGMK Business Holdings, LLC for $1.30 per share, aggregate approximately $1,000,000.
  - Security: common stock
  - Shares: 769,230
  - Purchaser: FGMK Business Holdings, LLC
  - Consideration: $1.30 per share, aggregate approximately $1,000,000
  source text: FGMK Business Holdings, LLC, a greater than 5% holder, subscribed to purchase 769,230 Investor Shares and 769,230 Investor Warrants for an aggregate purchase price of approximately $1 million.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1878313/000149315225016200/0001493152-25-016200-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.