MAIA
MAIA Biotechnology, Inc.$1.36-0.04 (-2.52%)Prev Close$1.39·MCap$76.0M·P/E—·Vol1.04M·Yield—
▲
Buys (12M)
21
$1.01M
▼
Sells (12M)
0
$0.00
◆
Net Activity
Net Buyer
$1.01M
●
Active Insiders
7
last 12 mo
Over the past 12 months, insider activity at MAIA Biotechnology, Inc. (MAIA) has been exclusively buying, with 21 insider purchases totaling $1.01M and 0 insider sales totaling $0.00. The most recent insider transaction was by Vitoc Vlad (director, 10 percent owner, officer: Chief Executive Officer), who purchased $100.0K worth of shares on Sep 15, 2026. MAIA Biotechnology, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $76.0M.
MAIA Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | Vitoc Vlad | director, 10 percent owner, officer: Chief Executive Officer | Buy | 73,000 | $1.37 | $100.0K | 1,049,121 |
| Sep 14, 2026 | Guerrero Ramiro | director | Buy | 37,595 | $1.32 | $49.5K | 773,296 |
| Sep 1, 2026 | Guerrero Ramiro | director | Buy | 133,790 | $1.38 | $184.1K | 735,701 |
| Aug 26, 2026 | Guerrero Ramiro | director | Buy | 1,794 | $1.33 | $2.4K | 601,911 |
| Aug 24, 2026 | Guerrero Ramiro | director | Buy | 11,899 | $1.37 | $16.3K | 600,117 |
| Jun 2, 2026 | Gryaznov Sergei | officer: Chief Scientific Officer | Buy | 2,000 | $1.35 | $2.7K | 46,511 |
| Jun 2, 2026 | Smith Stan | director | Buy | 75,000 | $1.34 | $100.2K | 1,519,178 |
| Jun 2, 2026 | Vitoc Vlad | director, 10 percent owner, officer: Chief Executive Officer | Buy | 72,700 | $1.39 | $100.9K | 976,121 |
| Jan 12, 2026 | Smith Stan | director | Buy | 2,700 | $3.69 | $10.0K | 1,424,178 |
| Dec 22, 2025 | CHAOUKI STEVEN M | Director | Buy | 40,849 | $1.22 | $50.0K | 0 |
| Dec 22, 2025 | Louie Ngar Yee | Director | Buy | 81,699 | $1.22 | $100.0K | 0 |
| Dec 22, 2025 | Smith Stan | Director | Buy | 57,189 | $1.22 | $70.0K | 0 |
| Dec 5, 2025 | Smith Stan | Director | Buy | 9,160 | $1.19 | $10.9K | 0 |
| Nov 26, 2025 | Luput Cristian | Director | Buy | 38,145 | $1.10 | $41.8K | 0 |
| Nov 26, 2025 | Smith Stan | Director | Buy | 15,000 | $1.04 | $15.6K | 0 |
| Nov 26, 2025 | Vitoc Vlad | Chief Executive Officer | Buy | 72,000 | $1.11 | $79.8K | 0 |
| Nov 25, 2025 | Luput Cristian | Director | Buy | 10,000 | $0.98 | $9.8K | 0 |
| Nov 25, 2025 | Vitoc Vlad | Chief Executive Officer | Buy | 10,500 | $0.97 | $10.1K | 0 |
| Nov 24, 2025 | Smith Stan | Director | Buy | 25,000 | $0.98 | $24.6K | 0 |
| Nov 21, 2025 | Vitoc Vlad | Chief Executive Officer | Buy | 1,800 | $0.92 | $1.7K | 0 |
| Oct 1, 2025 | Smith Stan | Director | Buy | 19,230 | $1.30 | $25.0K | 0 |
| Jun 3, 2025 | Smith Stan | Director | Buy | 33,333 | $1.50 | $50.0K | 0 |
| May 8, 2025 | Guerrero Ramiro | Director | Buy | 20,000 | $1.50 | $30.0K | 0 |
| May 8, 2025 | Smith Stan | Director | Buy | 66,666 | $1.50 | $100.0K | 0 |
| Mar 3, 2025 | Guerrero Ramiro | Director | Buy | 33,333 | $1.50 | $50.0K | 0 |
| Mar 3, 2025 | Smith Stan | Director | Buy | 25,000 | $1.50 | $37.5K | 0 |
| Feb 24, 2025 | Guerrero Ramiro | Director | Buy | 73,333 | $1.50 | $110.0K | 0 |
| Feb 24, 2025 | Smith Stan | Director | Buy | 50,000 | $1.50 | $75.0K | 0 |
| Sep 19, 2022 | Smith Stan | Director | Buy | 2,700 | $3.69 | $10.0K | 0 |
| Sep 13, 2022 | Guerrero Ramiro | Director | Buy | 8,798 | $3.85 | $33.9K | 297,464 |
| Sep 1, 2022 | Guerrero Ramiro | Director | Buy | 283 | $3.97 | $1.1K | 288,665 |
| Aug 2, 2022 | CHAOUKI STEVEN M | Director | Buy | 5,000 | $5.00 | $25.0K | 46,250 |
| Aug 2, 2022 | Gryaznov Sergei | Chief Scientific Officer | Buy | 3,000 | $5.00 | $15.0K | 24,511 |
| Aug 2, 2022 | Guerrero Ramiro | Director | Buy | 29,000 | $4.69 | $136.0K | 288,382 |
| Aug 2, 2022 | Louie Ngar Yee | Director | Buy | 20,000 | $5.00 | $100.0K | 928,584 |
| Aug 2, 2022 | Luput Cristian | Director | Buy | 500 | $5.00 | $2.5K | 278,068 |
| Aug 2, 2022 | MCGUIRE JOSEPH F | Chief Financial Officer | Buy | 5,000 | $5.00 | $25.0K | 5,000 |
| Aug 2, 2022 | Obrocea Mihail | Chief Medical Officer | Buy | 1,000 | $5.00 | $5.0K | 27,100 |
| Aug 2, 2022 | Smith Stan | Director | Buy | 200,000 | $5.00 | $1.00M0.5% OS | 496,128+68% |
| Aug 2, 2022 | Vitoc Vlad | Chief Executive Officer | Buy | 6,000 | $5.00 | $30.0K | 789,121 |
| Aug 2, 2022 | Vlad Laurentiu | Director | Buy | 5,000 | $5.00 | $25.0K | 376,933 |
MAIA Insider Buying Activity
The following table shows recent insider purchases of MAIA Biotechnology, Inc. (MAIA) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | Vitoc Vlad | director, 10 percent owner, officer: Chief Executive Officer | Buy | 73,000 | $1.37 | $100.0K | 1,049,121 |
| Sep 14, 2026 | Guerrero Ramiro | director | Buy | 37,595 | $1.32 | $49.5K | 773,296 |
| Sep 1, 2026 | Guerrero Ramiro | director | Buy | 133,790 | $1.38 | $184.1K | 735,701 |
| Aug 26, 2026 | Guerrero Ramiro | director | Buy | 1,794 | $1.33 | $2.4K | 601,911 |
| Aug 24, 2026 | Guerrero Ramiro | director | Buy | 11,899 | $1.37 | $16.3K | 600,117 |
| Jun 2, 2026 | Gryaznov Sergei | officer: Chief Scientific Officer | Buy | 2,000 | $1.35 | $2.7K | 46,511 |
| Jun 2, 2026 | Smith Stan | director | Buy | 75,000 | $1.34 | $100.2K | 1,519,178 |
| Jun 2, 2026 | Vitoc Vlad | director, 10 percent owner, officer: Chief Executive Officer | Buy | 72,700 | $1.39 | $100.9K | 976,121 |
| Jan 12, 2026 | Smith Stan | director | Buy | 2,700 | $3.69 | $10.0K | 1,424,178 |
| Dec 22, 2025 | CHAOUKI STEVEN M | Director | Buy | 40,849 | $1.22 | $50.0K | 0 |
| Dec 22, 2025 | Louie Ngar Yee | Director | Buy | 81,699 | $1.22 | $100.0K | 0 |
| Dec 22, 2025 | Smith Stan | Director | Buy | 57,189 | $1.22 | $70.0K | 0 |
| Dec 5, 2025 | Smith Stan | Director | Buy | 9,160 | $1.19 | $10.9K | 0 |
| Nov 26, 2025 | Luput Cristian | Director | Buy | 38,145 | $1.10 | $41.8K | 0 |
| Nov 26, 2025 | Smith Stan | Director | Buy | 15,000 | $1.04 | $15.6K | 0 |
| Nov 26, 2025 | Vitoc Vlad | Chief Executive Officer | Buy | 72,000 | $1.11 | $79.8K | 0 |
| Nov 25, 2025 | Luput Cristian | Director | Buy | 10,000 | $0.98 | $9.8K | 0 |
| Nov 25, 2025 | Vitoc Vlad | Chief Executive Officer | Buy | 10,500 | $0.97 | $10.1K | 0 |
| Nov 24, 2025 | Smith Stan | Director | Buy | 25,000 | $0.98 | $24.6K | 0 |
| Nov 21, 2025 | Vitoc Vlad | Chief Executive Officer | Buy | 1,800 | $0.92 | $1.7K | 0 |
| Oct 1, 2025 | Smith Stan | Director | Buy | 19,230 | $1.30 | $25.0K | 0 |
| Jun 3, 2025 | Smith Stan | Director | Buy | 33,333 | $1.50 | $50.0K | 0 |
| May 8, 2025 | Guerrero Ramiro | Director | Buy | 20,000 | $1.50 | $30.0K | 0 |
| May 8, 2025 | Smith Stan | Director | Buy | 66,666 | $1.50 | $100.0K | 0 |
| Mar 3, 2025 | Guerrero Ramiro | Director | Buy | 33,333 | $1.50 | $50.0K | 0 |
| Mar 3, 2025 | Smith Stan | Director | Buy | 25,000 | $1.50 | $37.5K | 0 |
| Feb 24, 2025 | Guerrero Ramiro | Director | Buy | 73,333 | $1.50 | $110.0K | 0 |
| Feb 24, 2025 | Smith Stan | Director | Buy | 50,000 | $1.50 | $75.0K | 0 |
| Sep 19, 2022 | Smith Stan | Director | Buy | 2,700 | $3.69 | $10.0K | 0 |
| Sep 13, 2022 | Guerrero Ramiro | Director | Buy | 8,798 | $3.85 | $33.9K | 297,464 |
| Sep 1, 2022 | Guerrero Ramiro | Director | Buy | 283 | $3.97 | $1.1K | 288,665 |
| Aug 2, 2022 | CHAOUKI STEVEN M | Director | Buy | 5,000 | $5.00 | $25.0K | 46,250 |
| Aug 2, 2022 | Gryaznov Sergei | Chief Scientific Officer | Buy | 3,000 | $5.00 | $15.0K | 24,511 |
| Aug 2, 2022 | Guerrero Ramiro | Director | Buy | 29,000 | $4.69 | $136.0K | 288,382 |
| Aug 2, 2022 | Louie Ngar Yee | Director | Buy | 20,000 | $5.00 | $100.0K | 928,584 |
| Aug 2, 2022 | Luput Cristian | Director | Buy | 500 | $5.00 | $2.5K | 278,068 |
| Aug 2, 2022 | MCGUIRE JOSEPH F | Chief Financial Officer | Buy | 5,000 | $5.00 | $25.0K | 5,000 |
| Aug 2, 2022 | Obrocea Mihail | Chief Medical Officer | Buy | 1,000 | $5.00 | $5.0K | 27,100 |
| Aug 2, 2022 | Smith Stan | Director | Buy | 200,000 | $5.00 | $1.00M0.5% OS | 496,128+68% |
| Aug 2, 2022 | Vitoc Vlad | Chief Executive Officer | Buy | 6,000 | $5.00 | $30.0K | 789,121 |
| Aug 2, 2022 | Vlad Laurentiu | Director | Buy | 5,000 | $5.00 | $25.0K | 376,933 |
MAIA Insider Selling Activity
The following table shows recent insider sales of MAIA Biotechnology, Inc. (MAIA) stock reported via SEC Form 4 filings.
No insider selling activity found for MAIA in the last 12 months.
MAIA Insiders
Vitoc Vlad
director, 10 percent owner, officer: Chief Executive Officer
Bought $322.5K
6 tradesLast: Sep 15, 2026
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