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CIK 0001878313 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

MAIA Biotechnology, Inc.

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Ticker
MAIA
Exchange
NYSE
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
Phone
312-416-8592
Business address
444 WEST LAKE STREET, SUITE 1700, CHICAGO, IL, 60606
Open-market buys, last 90 days
$352,317
in 5 filings
Open-market sales, last 90 days
$0
in 0 filings

Net +$352,317. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Guerrero Ramiro +$252K Director 4 filings
  2. Vitoc Vlad +$100K Chief Executive Officer 1 filing

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-02-24 Guerrero Ramiro Director Purchase +73,333 $1.50 $110K 534,885
2025-02-24 Guerrero Ramiro Director Purchase · Warrants +73,333 $1.87 $137K 73,333
2025-02-24 Smith Stan Director Purchase +50,000 $1.50 $75K 1,180,060
2025-02-24 Smith Stan Director Purchase · Warrants +50,000 $1.87 $94K 50,000
2025-02-10 Gryaznov Sergei Chief Scientific Officer Grant or award · Stock Options +200,000 200,000
2025-02-10 Vitoc Vlad Chief Executive Officer Grant or award · Stock Options +400,000 400,000
2025-02-10 Himmelreich Jeffrey C Head of Finance Grant or award · Stock Options +10,000 10,000
2024-12-31 Luput Cristian Director Grant or award · Stock Options +10,225 10,225
2024-12-31 Guerrero Ramiro Director Grant or award · Stock Options +10,225 10,225
2024-12-31 Louie Ngar Yee Director Grant or award · Stock Options +15,338 15,338
2024-12-31 Smith Stan Director Grant or award · Stock Options +12,782 12,782
2024-12-31 CHAOUKI STEVEN M Director Grant or award · Stock Options +10,225 10,225
2024-12-31 Theagene Jean-Manasse Director Grant or award · Stock Options +10,225 10,225
2024-12-13 Smith Stan Director Purchase +25,000 $1.87 $47K 1,130,060
2024-12-13 Smith Stan Director Purchase · Warrants +25,000 $2.08 $52K 25,000
2024-12-13 Guerrero Ramiro Director Purchase +53,418 $1.87 $100K 514,970
2024-12-13 Guerrero Ramiro Director Purchase · Warrants +53,418 $2.08 $111K 53,418
2024-11-05 Vitoc Vlad Chief Executive Officer Gift · Stock Options −19,981 $1.80 $36K 149,519
2024-11-05 Vitoc Vlad Chief Executive Officer Gift · Stock Options +19,981 $1.80 $36K 19,981
2024-11-05 Vitoc Vlad Chief Executive Officer Gift · Stock Options −19,982 $1.80 $36K 129,537

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