MAIA insider buying
8 cluster buysMAIA Biotechnology, Inc.
When two or more insiders at MAIA Biotechnology, Inc. buy MAIA in a qualifying detection window, the grouped purchases provide a starting point for further research. Below is every cluster we've detected in MAIA plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Aug 20 – Sep 14, 2026Detected Sep 15, 2026Executive buyer2 insidersTotal bought$352.3KMarket capUnknown
- Jun 1 – Aug 28, 2026Detected Sep 1, 2026Executive buyer3 insidersTotal bought$403.9KMarket capUnknown
- Jun 1 – Aug 24, 2026Detected Aug 26, 2026Executive buyer3 insidersTotal bought$219.8KMarket capUnknown
5 more clusters in MAIA
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All notable open-market buys in MAIA
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Sep 14, 2026 | Vitoc Vladcluster Director, Chief Executive Officer, 10% Owner | 73,000 | $1.37 | $100.0K | SEC ↗ |
| Sep 10, 2026 | Guerrero Ramirocluster Director | 37,595 | $1.32 | $49.5K | SEC ↗ |
| Aug 28, 2026 | Guerrero Ramirocluster Director | 46,620 | $1.35 | $62.9K | SEC ↗ |
| Aug 27, 2026 | Guerrero Ramirocluster Director | 78,239 | $1.39 | $108.8K | SEC ↗ |
| Aug 26, 2026 | Guerrero Ramirocluster Director | 8,931 | $1.39 | $12.4K | SEC ↗ |
| Aug 24, 2026 | Guerrero Ramirocluster Director | 1,794 | $1.33 | $2.4K | SEC ↗ |
| Aug 20, 2026 | Guerrero Ramirocluster Director | 11,899 | $1.37 | $16.3K | SEC ↗ |
| Jun 1, 2026 | Vitoc Vladcluster Director, Chief Executive Officer, 10% Owner | 72,700 | $1.39 | $100.9K | SEC ↗ |
| Jun 1, 2026 | Smith Stancluster Director | 75,000 | $1.34 | $100.2K | SEC ↗ |
| Dec 22, 2025 | Louie Ngar Yeecluster Director | 81,699 | $1.22 | $99.7K | SEC ↗ |
| Dec 22, 2025 | Smith Stancluster Director | 57,189 | $1.22 | $69.8K | SEC ↗ |
| Dec 22, 2025 | CHAOUKI STEVEN Mcluster Director | 40,849 | $1.22 | $49.8K | SEC ↗ |
| Dec 5, 2025 | Smith Stancluster Director | 4,580 | $1.20 | $5.5K | SEC ↗ |
| Dec 5, 2025 | Smith Stancluster Director | 4,580 | $1.20 | $5.5K | SEC ↗ |
| Dec 5, 2025 | Smith Stancluster Director | 4,580 | $1.19 | $5.5K | SEC ↗ |
| Nov 28, 2025 | Vitoc Vladcluster Director, Chief Executive Officer, 10% Owner | 50,000 | $1.14 | $57.0K | SEC ↗ |
| Nov 28, 2025 | Luput Cristiancluster Director | 18,145 | $1.11 | $20.1K | SEC ↗ |
| Nov 26, 2025 | Vitoc Vladcluster Director, Chief Executive Officer, 10% Owner | 22,000 | $1.05 | $23.1K | SEC ↗ |
| Nov 26, 2025 | Luput Cristiancluster Director | 20,000 | $1.08 | $21.6K | SEC ↗ |
| Nov 26, 2025 | Smith Stancluster Director | 15,000 | $1.04 | $15.6K | SEC ↗ |
| Nov 25, 2025 | Smith Stancluster Director | 15,000 | $0.98 | $14.7K | SEC ↗ |
| Nov 25, 2025 | Vitoc Vladcluster Director, Chief Executive Officer, 10% Owner | 10,500 | $0.97 | $10.2K | SEC ↗ |
| Nov 25, 2025 | Luput Cristiancluster Director | 10,000 | $0.98 | $9.8K | SEC ↗ |
| Nov 24, 2025 | Smith Stancluster Director | 10,000 | $0.99 | $9.9K | SEC ↗ |
| Nov 24, 2025 | Vitoc Vladcluster Director, Chief Executive Officer, 10% Owner | 10,000 | $0.99 | $9.9K | SEC ↗ |
MAIA insider buying — FAQ
- Are insiders buying MAIA stock?
- Yes — 9 distinct insiders have bought MAIA (MAIA Biotechnology, Inc.) on the open market, including 8 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Sep 15, 2026.
- How much MAIA stock have insiders bought?
- Insiders have bought a combined $2.5M of MAIA across 43 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in MAIA?
- A cluster buy is two or more distinct MAIA Biotechnology, Inc. insiders — officers, directors, or 10% owners — each buying MAIA on the open market within a rolling window. MAIA has 8 detected cluster buys to date.
- Where does this MAIA insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in MAIA
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy MAIA within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Transactions link to official filings; prices and market capitalizations may be cached market data. Read our methodology and data limits before interpreting the figures. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding MAIA.