MAIA Biotechnology (MAIA) insider trading in the last 6 months

Form 4 filings, newest first

Quality Score today -6

4 insiders bought $556K. No sales.

BuyVlad Vitoc$100KChief Executive Officerat $1.37 on Sep 14, filed Sep 15

BuyVlad VitocChief Executive Officer$100Kat $1.37 on Sep 14, filed Sep 15

BuyRamiro Guerrero$50KDirectorat $1.32 on Sep 10, filed Sep 14

BuyRamiro GuerreroDirector$50Kat $1.32 on Sep 10, filed Sep 14

BuyRamiro Guerrero$109KDirectorat $1.39 on Aug 27, filed Sep 1

BuyRamiro GuerreroDirector$109Kat $1.39 on Aug 27, filed Sep 1

From SEC Form 4s, the newest filed Sep 15, 2026 · Insiders have 2 business days to file a trade

7 more filings on MAIA in the last 6 months, for Pro members. See them free →

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Pro members see every filing on MAIA with what each insider bought or sold and at what price, and can turn on an optional alert when an insider buys.

Who files at MAIA Biotechnology

Ramiro GuerreroDirector · 6 buys
Vlad VitocChief Executive Officer · 2 buys
Sergei GryaznovChief Scientific Officer · 1 buy
Stan SmithDirector · 1 buy

Insider trades by person

Cluster buys at MAIA

4 insiders bought MAIA in the last 6 months: Ramiro Guerrero, Vlad Vitoc, Stan Smith, and Sergei Gryaznov.

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Questions about MAIA's insider trades

As of Nov 2, 2026: MAIA Biotechnology (MAIA) has 10 insider filings on record in the last 6 months, the newest filed Sep 15, 2026. Its Quality Score is -6 (Poor). Scores as of 7:14 PM ET, 15 minutes behind.

Are MAIA insiders buying or selling?

4 insiders bought $556K across 10 filings in the last 6 months. No open-⁠market sales on record. The newest filing: Vlad Vitoc, Chief Executive Officer, bought $100K on Sep 14, 2026. 4 insiders bought MAIA in the last 6 months: Ramiro Guerrero, Vlad Vitoc, Stan Smith, and Sergei Gryaznov.

Who are MAIA's biggest insider sellers?

No MAIA insider sold shares on the open market in the last 6 months, as filed on Form 4.

When did an MAIA insider last buy?

Vlad Vitoc, Chief Executive Officer, bought MAIA shares ($100K) on Sep 14, 2026, filed Sep 15, 2026, the newest insider buy on record.

MAIA Biotechnology's page has its Quality Score, its chart, and its earnings. More in Healthcare and Biotech. MAIA is on insider buys, Sep 14 to 20, 2026.