MAIA insider transaction filings
MAIA Biotechnology, Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-02. Screen MAIA transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-02 | 4 | Guerrero Ramiro — Director | Grant/award (A): 26,355 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Louie Ngar Yee — Director | Grant/award (A): 32,630 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Luput Cristian — Director | Grant/award (A): 27,610 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Smith Stan — Director | Grant/award (A): 32,003 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Theagene Jean-Manasse — Director | Grant/award (A): 26,355 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | CHAOUKI STEVEN M — Director | Grant/award (A): 26,982 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Purchase (P): 72,700 @ $1.39 | EDGAR |
| 2026-06-02 | 4 | Smith Stan — Director | Purchase (P): 75,000 @ $1.34 | EDGAR |
| 2026-06-02 | 4 | Gryaznov Sergei — Chief Scientific Officer | Purchase (P): 2,000 @ $1.34 | EDGAR |
| 2026-06-01 | 4 | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Grant/award (A): 800,000 (derivative) @ $0 | EDGAR |
| 2026-06-01 | 4 | Gryaznov Sergei — Chief Scientific Officer | Grant/award (A): 400,000 (derivative) @ $0 | EDGAR |
| 2026-06-01 | 4 | Himmelreich Jeffrey C — Head of Finance | Grant/award (A): 60,000 (derivative) @ $0 | EDGAR |
| 2026-04-14 | 4 | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Grant/award (A): 800,000 (derivative) @ $0 | EDGAR |
| 2026-04-14 | 4 | Gryaznov Sergei — Chief Scientific Officer | Grant/award (A): 400,000 (derivative) @ $0 | EDGAR |
| 2026-04-14 | 4 | Himmelreich Jeffrey C — Head of Finance | Grant/award (A): 30,000 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | Guerrero Ramiro — Director | Grant/award (A): 27,258 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | Louie Ngar Yee — Director | Grant/award (A): 33,748 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | Luput Cristian — Director | Grant/award (A): 28,556 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | Theagene Jean-Manasse — Director | Grant/award (A): 27,258 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | Smith Stan — Director | Grant/award (A): 33,099 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | CHAOUKI STEVEN M — Director | Grant/award (A): 27,907 (derivative) @ $0 | EDGAR |
| 2026-01-12 | 4 | Smith Stan — Director | Purchase (P): 2,700 @ $3.69 · Gift (G): 20,000 @ $0 | EDGAR |
| 2026-01-05 | 4 | Theagene Jean-Manasse — Director | Grant/award (A): 24,060 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Smith Stan — Director | Grant/award (A): 29,216 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Luput Cristian — Director | Grant/award (A): 25,206 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Louie Ngar Yee — Director | Grant/award (A): 29,789 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Guerrero Ramiro — Director | Grant/award (A): 24,060 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | CHAOUKI STEVEN M — Director | Grant/award (A): 24,633 (derivative) @ $0 | EDGAR |
| 2025-12-23 | 4 | Smith Stan — Director | Purchase (P): 57,189 @ $1.22 · Purchase (P): 57,189 (derivative) @ $1.36 | EDGAR |
| 2025-12-23 | 4 | Louie Ngar Yee — Director | Purchase (P): 81,699 @ $1.22 · Purchase (P): 81,699 (derivative) @ $1.36 | EDGAR |
| 2025-12-23 | 4 | CHAOUKI STEVEN M — Director | Purchase (P): 40,849 @ $1.22 · Purchase (P): 40,849 (derivative) @ $1.36 | EDGAR |
| 2025-12-09 | 4 | Smith Stan — Director | Purchase (P): 4,580 @ $1.20 · Purchase (P): 4,580 @ $1.19 · Purchase (P): 4,580 @ $1.20 | EDGAR |
| 2025-12-04 | 4/A | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Purchase (P): 10,500 @ $0.97 | EDGAR |
| 2025-12-04 | 4/A | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Purchase (P): 22,000 @ $1.05 · Purchase (P): 50,000 @ $1.14 | EDGAR |
| 2025-12-01 | 4 | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Purchase (P): 50,000 @ $1.14 · Purchase (P): 22,000 @ $1.05 | EDGAR |
| 2025-12-01 | 4 | Luput Cristian — Director | Purchase (P): 20,000 @ $1.08 · Purchase (P): 18,145 @ $1.11 | EDGAR |
| 2025-12-01 | 4 | Smith Stan — Director | Purchase (P): 15,000 @ $1.04 | EDGAR |
| 2025-11-28 | 4 | Luput Cristian — Director | Purchase (P): 10,000 @ $0.98 | EDGAR |
| 2025-11-28 | 4 | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Purchase (P): 10,500 @ $0.97 | EDGAR |
| 2025-11-26 | 4 | Smith Stan — Director | Purchase (P): 10,000 @ $0.99 · Purchase (P): 15,000 @ $0.98 | EDGAR |
| 2025-11-25 | 4 | Vitoc Vlad — Chief Executive Officer, Director, 10% owner | Purchase (P): 1,800 @ $0.92 · Purchase (P): 10,000 @ $0.99 | EDGAR |
| 2025-10-06 | 4 | Smith Stan — Director | Grant/award (A): 24,844 (derivative) @ $0 | EDGAR |
| 2025-10-06 | 4 | Theagene Jean-Manasse — Director | Grant/award (A): 20,459 (derivative) @ $0 | EDGAR |
| 2025-10-06 | 4 | Luput Cristian — Director | Grant/award (A): 21,434 (derivative) @ $0 | EDGAR |
| 2025-10-06 | 4 | Louie Ngar Yee — Director | Grant/award (A): 25,331 (derivative) @ $0 | EDGAR |
| 2025-10-06 | 4 | Guerrero Ramiro — Director | Grant/award (A): 20,459 (derivative) @ $0 | EDGAR |
| 2025-10-06 | 4 | CHAOUKI STEVEN M — Director | Grant/award (A): 20,946 (derivative) @ $0 | EDGAR |
| 2025-10-02 | 4 | Smith Stan — Director | Purchase (P): 19,230 @ $1.30 · Purchase (P): 19,230 (derivative) @ $1.57 | EDGAR |
| 2025-07-02 | 4 | Guerrero Ramiro — Director | Grant/award (A): 20,380 (derivative) @ $0 | EDGAR |
| 2025-07-02 | 4 | Louie Ngar Yee — Director | Grant/award (A): 25,232 (derivative) @ $0 | EDGAR |
Recent 8-K events — MAIA Biotechnology, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-05-22 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-14 | 8-K | 1.02 — Termination of a Material Definitive Agreement | EDGAR |
| 2026-04-16 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-08 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-02 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-31 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-27 | 8-K | 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-04 | 8-K | 1.01 — Entry into a Material Definitive Agreement 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-24 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-20 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
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