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Director · MAIA Biotechnology, Inc. · Common Stock
Open-market purchase
$100K reported value · 7.0% of prior position
Disclosed 1 business day after execution (deadline: 2)
First recorded trade by this actor in this security
2 other actors traded the same direction within 14 days
No material company filing within 60 days after the trade
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 37 | Vitoc VladDirector, Chief Executive Officer, 10% Owner | Open-market purchase | BUY | $100K 73.0K sh | Sep 15, 2026 traded Sep 14, 2026 | |
| 34 | Guerrero RamiroDirector | Open-market purchase | BUY | $50K 37.6K sh | Sep 14, 2026 traded Sep 10, 2026 | |
| 38 | Guerrero RamiroDirector | Open-market purchase | BUY | $109K 78.2K sh | Sep 1, 2026 traded Aug 27, 2026 | |
| 32 | Guerrero RamiroDirector | Open-market purchase | BUY | $63K 46.6K sh | Sep 1, 2026 traded Aug 28, 2026 | |
| 31 | Guerrero RamiroDirector | Open-market purchase | BUY | $12K 8,931 sh | Sep 1, 2026 traded Aug 26, 2026 | |
| 25 | Guerrero RamiroDirector | Open-market purchase | BUY | $2,386 1,794 sh | Aug 26, 2026 traded Aug 24, 2026 | |
| 29 | Guerrero RamiroDirector | Open-market purchase | BUY | $16K 11.9K sh | Aug 24, 2026 traded Aug 20, 2026 | |
| 9 | Himmelreich Jeffrey CHead of Finance | Grant or award | A | — 60.0K sh | Jun 1, 2026 traded May 29, 2026 | |
| 5 | Vitoc VladDirector, Chief Executive Officer, 10% Owner | Grant or award | A | — 800.0K sh | Jun 1, 2026 traded May 29, 2026 | |
| 9 | Gryaznov SergeiChief Scientific Officer | Grant or award | A | — 400.0K sh | Jun 1, 2026 traded May 29, 2026 | |
| 9 | Gryaznov SergeiChief Scientific Officer | Grant or award | A | — 400.0K sh | Apr 14, 2026 traded Apr 10, 2026 | |
| 9 | Himmelreich Jeffrey CHead of Finance | Grant or award | A | — 30.0K sh | Apr 14, 2026 traded Apr 10, 2026 | |
| 5 | Vitoc VladDirector, Chief Executive Officer, 10% Owner | Grant or award | A | — 800.0K sh | Apr 14, 2026 traded Apr 10, 2026 | |
| 23 | Smith StanDirector | Gift | G | — 20.0K sh | Jan 12, 2026 traded May 1, 2024 | |
| 44 | Smith StanDirector | Open-market purchase | BUY | $9,959 2,700 sh | Jan 12, 2026 traded Sep 19, 2022 | |
| 47 | Chaouki Steven MDirector | Open-market purchase | BUY | $50K 40.8K sh | Dec 23, 2025 traded Dec 22, 2025 | |
| 47 | Smith StanDirector | Open-market purchase | BUY | $78K 57.2K sh | Dec 23, 2025 traded Dec 22, 2025 | |
| 35 | Smith StanDirector | Open-market purchase | BUY | $70K 57.2K sh | Dec 23, 2025 traded Dec 22, 2025 | |
| 54 | Louie Ngar YeeDirector | Open-market purchase | BUY | $111K 81.7K sh | Dec 23, 2025 traded Dec 22, 2025 | |
| 54 | Chaouki Steven MDirector | Open-market purchase | BUY | $56K 40.8K sh | Dec 23, 2025 traded Dec 22, 2025 |
Read directly from the primary public document; every field below is as reported by the filer.
Value = shares × reported price per share
= $100,000
Louie Ngar Yee filed this Form 4 reporting a open-market purchase of MAIA on Dec 22, 2025. It became public on Dec 23, 2025. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
No field has changed since this record was first ingested.
No material filings recorded for this issuer.