Form4insider filings, from the source

Company · CIK 0001878313 · SIC 2834 — Pharmaceutical Preparations · NYSE

MAIA Biotechnology, Inc. · MAIA

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $352k · 5sales $0 · 0net $352k
$10k$10k$100k$100k$1M$1MbuyssalesJun 26Jul 11Jul 26Aug 11Aug 26Sep 11Sep 26

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 PForm 4 →Sep 15, 6:33 am EDTVlad VitocChief Executive Officer, Director, 10% Owner73,000$1.37$100,0101,049,121+7.48%
Sep 10, 2026 PForm 4 →Sep 14, 9:03 am EDTRamiro GuerreroDirector37,595$1.32$49,516773,296+5.11%
Aug 26, 2026 PForm 4 →Sep 1, 4:16 pm EDTRamiro GuerreroDirector133,790$1.38$184,103735,701+22.2% late
Aug 24, 2026 PForm 4 →Aug 26, 7:56 am EDTRamiro GuerreroDirector1,794$1.33$2,386601,911+0.30%
Aug 20, 2026 PForm 4 →Aug 24, 4:09 pm EDTRamiro GuerreroDirector11,899$1.37$16,302600,117+2.02%

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 30, 2026 AForm 4 →Jul 2, 4:15 pm EDTSteven M ChaoukiDirector26,982——26,982—
Jun 30, 2026 AForm 4 →Jul 2, 4:14 pm EDTRamiro GuerreroDirector26,355——26,355—
Jun 30, 2026 AForm 4 →Jul 2, 4:13 pm EDTNgar Yee LouieDirector32,630——32,630—
Jun 30, 2026 AForm 4 →Jul 2, 4:11 pm EDTCristian LuputDirector27,610——27,610—
Jun 30, 2026 AForm 4 →Jul 2, 4:10 pm EDTStan SmithDirector32,003——32,003—
Jun 30, 2026 AForm 4 →Jul 2, 4:09 pm EDTJean-Manasse TheageneDirector26,355——26,355—