MAIA Biotechnology, Inc.
MAIA Biotechnology, Inc. (MAIA) Insider Trading
Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.
SEC EDGAR · FMP · MAIA · as of Jun 9, 2026
Activity summary
Buy transactions
32
P-Purchase only
Sell transactions
0
12 Months
Buy/Sell ratio
∞
Buy/Sell (by trades)
Overall sentiment
MAIA Biotechnology, Inc. insiders have been net buyers of shares over the past 12 Months, which may signal confidence in the company's outlook.
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only
As of Jun 9, 2026
MAIA insider buying and selling by quarter
MAIA insider selling · MAIA insider buying stocks · quarterly insider activity
Mobile shows last 4Q · Desktop shows full 8Q
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters
As of Jun 9, 2026
Active insiders
Most active in past 12 months · MAIA ceo insider trading
Showing all insiders · Click a card to filter the transactions table below
▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API
Recent insider transactions
MAIA executive sell shares · MAIA board member insider trading · MAIA insider trading SEC filing
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Jun 1, 2026 | Vitoc Vlad CEO · Director | Purchase | 72,700 | $101K | Form 4 |
| Jun 1, 2026 | Smith Stan Director | Purchase | 75,000 | $100K | Form 4 |
| Jun 1, 2026 | Gryaznov Sergei Chief Scientific Officer | Purchase | 2,000 | $3K | Form 4 |
| May 1, 2024 | Smith Stan Director | Gift | 20,000 | — | Form 4 |
| Sep 19, 2022 | Smith Stan Director | Purchase | 2,700 | $10K | Form 4 |
| Dec 22, 2025 | Smith Stan Director | Purchase | 57,189 | $70K | Form 4 |
| Dec 22, 2025 | CHAOUKI STEVEN M Director | Purchase | 40,849 | $50K | Form 4 |
| Dec 22, 2025 | Louie Ngar Yee Director | Purchase | 81,699 | $100K | Form 4 |
| Dec 5, 2025 | Smith Stan Director | Purchase | 4,580 | $5K | Form 4 |
| Dec 5, 2025 | Smith Stan Director | Purchase | 4,580 | $5K | Form 4 |
| Dec 5, 2025 | Smith Stan Director | Purchase | 4,580 | $5K | Form 4 |
| Nov 28, 2025 | Vitoc Vlad CEO · Director | Purchase | 50,000 | $57K | Form 4 |
| Nov 26, 2025 | Vitoc Vlad CEO · Director | Purchase | 22,000 | $23K | Form 4 |
| Nov 28, 2025 | Luput Cristian Director | Purchase | 18,145 | $20K | Form 4 |
| Nov 26, 2025 | Luput Cristian Director | Purchase | 20,000 | $22K | Form 4 |
| Nov 26, 2025 | Smith Stan Director | Purchase | 15,000 | $16K | Form 4 |
| Nov 25, 2025 | Luput Cristian Director | Purchase | 10,000 | $10K | Form 4 |
| Nov 25, 2025 | Vitoc Vlad CEO · Director | Purchase | 10,500 | $10K | Form 4 |
| Nov 25, 2025 | Smith Stan Director | Purchase | 15,000 | $15K | Form 4 |
| Nov 24, 2025 | Smith Stan Director | Purchase | 10,000 | $10K | Form 4 |
| Nov 24, 2025 | Vitoc Vlad CEO · Director | Purchase | 10,000 | $10K | Form 4 |
| Nov 21, 2025 | Vitoc Vlad CEO · Director | Purchase | 1,800 | $2K | Form 4 |
| Oct 1, 2025 | Smith Stan Director | Purchase | 19,230 | $25K | Form 4 |
| Jun 3, 2025 | Smith Stan Director | Purchase | 33,333 | $50K | Form 4 |
| May 8, 2025 | Guerrero Ramiro Director | Purchase | 20,000 | $30K | Form 4 |
Gryaznov Sergei
Chief Scientific Officer
Date
Jun 1
Shares
2,000
Price
$1.34
Value
$3K
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —
About MAIA insider trading
MAIA insider trades
MAIA Biotechnology, Inc. (MAIA) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Smith Stan (Director), Vitoc Vlad (CEO · Director), Luput Cristian (Director). Over the past 12 months, 5 insiders have filed transactions with the SEC. MAIA insiders have been primarily buying, which may reflect pre-scheduled Rule 10b5-1 plan executions.
For MAIA Biotechnology, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →
Frequently asked questions
MAIA insider trading · 5 questionsThe insiders of MAIA Biotechnology, Inc. (MAIA) include executives and directors such as Smith Stan (Director), Vitoc Vlad (CEO · Director), Luput Cristian (Director), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.
▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 9, 2026