Sergei Gryaznov bought $2,690 of MAIA
Chief Scientific Officer at MAIA Biotechnology, Inc.. 2,000 shares at an average of $1.35, traded Jun 1, 2026, filed Jun 2, 2026.
Score components
- +15RoleOfficer
- 0Trade size$3k at market
- 0Relative to holdingsHoldings up 4.5%
- +8Price context56% below the 52-week high
- +15Cluster3 insiders buying within 14 days
- 0Repeat buyingFirst buy in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001878313-26-000060, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Jun 1, 2026 | POpen-market purchase Common Stock | +2,000 | $1.35 | $2,690 | 46,511 | Jun 2, 2026 |
Related signals
Other insiders at MAIA Biotechnology, Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 54Moderate | MAIA Biotechnology, Inc. | Vlad Vitoc Chief Executive Officer | $100k 73,000 shares | +7% | |
| 46Moderate | MAIA Biotechnology, Inc. | Ramiro Guerrero director | $50k 37,595 shares | +5% | |
| 41Moderate | MAIAbuy MAIA Biotechnology, Inc. | Ramiro Guerrero director | $184k 133,790 shares | +22% | |
| 18Weak | MAIAbuy MAIA Biotechnology, Inc. | Ramiro Guerrero director | $2,386 1,794 shares | +0% | |
| 18Weak | MAIAbuy MAIA Biotechnology, Inc. | Ramiro Guerrero director | $16k 11,899 shares | +2% | |
| 46Moderate | MAIA Biotechnology, Inc. | Stan Smith director | $100k 75,000 shares | +5% | |
| 61Notable | MAIA Biotechnology, Inc. | Vlad Vitoc Chief Executive Officer | $101k 72,700 shares | +8% | |
| 10Weak | MAIAbuy MAIA Biotechnology, Inc. | Stan Smith director | $9,959 2,700 shares | +0% | |
| 51Moderate | MAIA Biotechnology, Inc. | Steven M Chaouki director | $50k 40,849 shares | +37% | |
| 51Moderate | MAIA Biotechnology, Inc. | Ngar Yee Louie director | $100k 81,699 shares | +7% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.