Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2025-05-08 Purchase | 2025-05-12 4:14 pm | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 20,000 | $1.5 | $30,000 | 608,218 (Direct) | View |
2025-05-08 Purchase | 2025-05-12 4:12 pm | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 66,666 | $1.5 | $99,999 | 1,338,392 (Indirect) | View |
2025-03-03 Purchase | 2025-03-05 4:42 pm | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 33,333 | $1.5 | $50,000 | 601,551 (Direct) | View |
2025-03-03 Purchase | 2025-03-05 4:40 pm | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 25,000 | $1.5 | $37,500 | 1,230,060 (Indirect) | View |
2025-02-24 Purchase(A) | 2025-03-05 4:39 pm | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 50,000 | $1.5 | $75,000 | 1,230,060 (Indirect) | View |
2025-02-24 Purchase(A) | 2025-03-05 4:37 pm | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 73,333 | $1.5 | $110,000 | 608,218 (Direct) | View |
2025-02-24 Purchase | 2025-02-25 4:11 pm | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 73,333 | $1.5 | $110,000 | 608,218 (Direct) | View |
2025-02-24 Purchase | 2025-02-25 4:10 pm | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 50,000 | $1.5 | $75,000 | 1,230,060 (Indirect) | View |
2024-12-13 Purchase | 2024-12-13 5:17 pm | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 25,000 | $1.872 | $46,800 | 1,155,060 (Indirect) | View |
2024-12-13 Purchase | 2024-12-13 5:15 pm | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 53,418 | $1.872 | $99,998 | 568,388 (Direct) | View |
2024-11-01 Purchase | 2024-11-04 4:39 pm | MAIA Biotechnology Inc. | MAIA | Luput Cristian Director | 22,133 | $2.51 | $55,554 | 411,616 (Direct) | View |
2024-11-01 Purchase | 2024-11-04 4:38 pm | MAIA Biotechnology Inc. | MAIA | CHAOUKI STEVEN M Director | 22,133 | $2.51 | $55,554 | 133,157 (Direct) | View |
2024-11-01 Purchase | 2024-11-04 4:36 pm | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 88,534 | $2.51 | $222,220 | 496,668 (Direct) | View |
2024-11-01 Purchase | 2024-11-04 4:34 pm | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 100,000 | $2.51 | $251,000 | 1,057,568 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2025-05-14 Option Award | 2025-05-16 4:15 pm | N/A 2035-05-14 | MAIA Biotechnology Inc. | MAIA | Vitoc Vlad Chief Executive Officer 10% Owner | 400,000 | $0 | 400,000 (Direct) | View |
2025-05-14 Option Award | 2025-05-16 4:14 pm | N/A 2035-05-14 | MAIA Biotechnology Inc. | MAIA | Gryaznov Sergei Chief Scientific Officer | 200,000 | $0 | 200,000 (Direct) | View |
2025-05-14 Option Award | 2025-05-16 4:13 pm | N/A 2035-05-14 | MAIA Biotechnology Inc. | MAIA | Himmelreich Jeffrey C Head of Finance | 40,000 | $0 | 40,000 (Direct) | View |
2025-04-04 Option Award | 2025-04-08 4:49 pm | 2025-04-04 2035-04-04 | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 24,800 | $0 | 24,800 (Indirect) | View |
2025-04-04 Option Award | 2025-04-08 4:47 pm | 2025-04-04 2035-04-04 | MAIA Biotechnology Inc. | MAIA | CHAOUKI STEVEN M Director | 20,667 | $0 | 20,667 (Direct) | View |
2025-04-04 Option Award | 2025-04-08 4:45 pm | 2025-04-04 2035-04-04 | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 20,291 | $0 | 20,291 (Direct) | View |
2025-04-04 Option Award | 2025-04-08 4:44 pm | 2025-04-04 2035-04-04 | MAIA Biotechnology Inc. | MAIA | Louie Ngar Yee Director | 26,304 | $0 | 26,304 (Direct) | View |
2025-04-04 Option Award | 2025-04-08 4:42 pm | 2025-04-04 2035-04-04 | MAIA Biotechnology Inc. | MAIA | Luput Cristian Director | 21,042 | $0 | 21,042 (Direct) | View |
2025-04-04 Option Award | 2025-04-08 4:41 pm | 2025-04-04 2035-04-04 | MAIA Biotechnology Inc. | MAIA | Theagene Jean-Manasse Director | 20,291 | $0 | 20,291 (Direct) | View |
2025-02-10 Option Award | 2025-02-12 4:11 pm | N/A 2035-02-10 | MAIA Biotechnology Inc. | MAIA | Gryaznov Sergei Chief Scientific Officer | 200,000 | $0 | 200,000 (Direct) | View |
2025-02-10 Option Award | 2025-02-12 4:10 pm | N/A 2035-02-10 | MAIA Biotechnology Inc. | MAIA | Vitoc Vlad Chief Executive Officer 10% Owner | 400,000 | $0 | 400,000 (Direct) | View |
2025-02-10 Option Award | 2025-02-12 4:09 pm | N/A 2035-02-10 | MAIA Biotechnology Inc. | MAIA | Himmelreich Jeffrey C Head of Finance | 10,000 | $0 | 10,000 (Direct) | View |
2024-12-31 Option Award | 2025-01-03 4:15 pm | 2024-12-31 2034-12-31 | MAIA Biotechnology Inc. | MAIA | Luput Cristian Director | 10,225 | $0 | 10,225 (Direct) | View |
2024-12-31 Option Award | 2025-01-03 4:14 pm | 2024-12-31 2034-12-31 | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 10,225 | $0 | 10,225 (Direct) | View |
2024-12-31 Option Award | 2025-01-03 4:11 pm | 2024-12-31 2034-12-31 | MAIA Biotechnology Inc. | MAIA | Louie Ngar Yee Director | 15,338 | $0 | 15,338 (Direct) | View |
2024-12-31 Option Award | 2025-01-03 4:09 pm | 2024-12-31 2034-12-31 | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 12,782 | $0 | 12,782 (Indirect) | View |
2024-12-31 Option Award | 2025-01-03 4:07 pm | 2024-12-31 2034-12-31 | MAIA Biotechnology Inc. | MAIA | CHAOUKI STEVEN M Director | 10,225 | $0 | 10,225 (Direct) | View |
2024-12-31 Option Award | 2025-01-03 4:05 pm | 2024-12-31 2034-12-31 | MAIA Biotechnology Inc. | MAIA | Theagene Jean-Manasse Director | 10,225 | $0 | 10,225 (Direct) | View |
2024-11-05 Gift | 2024-11-07 4:25 pm | 2023-05-31 2033-05-30 | MAIA Biotechnology Inc. | MAIA | Vitoc Vlad Chief Executive Officer 10% Owner | 247,520 | $2.5 | 696,075 (Direct) | View |
2024-11-05 Gift | 2024-11-07 4:25 pm | 2020-04-30 2030-04-01 | MAIA Biotechnology Inc. | MAIA | Vitoc Vlad Chief Executive Officer 10% Owner | 119,890 | $1.8 | 696,075 (Direct) | View |
2024-09-30 Option Award | 2024-10-02 4:55 pm | 2024-09-30 2034-09-30 | MAIA Biotechnology Inc. | MAIA | CHAOUKI STEVEN M Director | 7,232 | $0 | 7,232 (Direct) | View |
2024-09-30 Option Award | 2024-10-02 4:54 pm | 2024-09-30 2034-09-30 | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 9,040 | $0 | 9,040 (Indirect) | View |
2024-09-30 Option Award | 2024-10-02 4:52 pm | 2024-09-30 2034-09-30 | MAIA Biotechnology Inc. | MAIA | Guerrero Ramiro Director | 7,232 | $0 | 7,232 (Direct) | View |
2024-09-30 Option Award | 2024-10-02 4:49 pm | 2024-09-30 2034-09-30 | MAIA Biotechnology Inc. | MAIA | Luput Cristian Director | 7,232 | $0 | 7,232 (Direct) | View |
2024-09-30 Option Award | 2024-10-02 4:47 pm | 2024-09-30 2034-09-30 | MAIA Biotechnology Inc. | MAIA | Louie Ngar Yee Director | 10,848 | $0 | 10,848 (Direct) | View |
2024-09-30 Option Award | 2024-10-02 4:45 pm | 2024-09-30 2034-09-30 | MAIA Biotechnology Inc. | MAIA | Theagene Jean-Manasse Director | 7,232 | $0 | 7,232 (Direct) | View |
2024-06-30 Option Award | 2024-07-02 4:16 pm | 2024-06-30 2034-06-30 | MAIA Biotechnology Inc. | MAIA | Smith Stan Director | 7,160 | $0 | 7,160 (Indirect) | View |