ASYS insider buying
2 cluster buysAMTECH SYSTEMS INC · Technology
When two or more insiders at AMTECH SYSTEMS INC buy ASYS on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in ASYS 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
- Dec 12, 2024 – May 16, 2025Detected May 16, 2025High conviction3 insidersTotal bought$760.8KMarket cap$328.9M
- May 10 – Aug 9, 2024Detected Aug 9, 20242 insidersTotal bought$221.2KMarket cap$328.9M
All notable open-market buys in ASYS
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 |
|---|---|---|---|---|---|
| May 16, 2025 | DAIGLE ROBERT Ccluster Director, Chairman & CEO | 355 | $3.48 | $1.2K | SEC ↗ |
| May 15, 2025 | DAIGLE ROBERT Ccluster Director, Chairman & CEO | 2,498 | $3.49 | $8.7K | SEC ↗ |
| May 14, 2025 | Averick Robert Mcluster Director, 10% Owner | 46,272 | $3.46 | $160.1K | SEC ↗ |
| May 14, 2025 | DAIGLE ROBERT Ccluster Director, Chairman & CEO | 5,000 | $3.48 | $17.4K | SEC ↗ |
| Mar 10, 2025 | Averick Robert Mcluster Director, 10% Owner | 10,000 | $4.86 | $48.6K | SEC ↗ |
| Mar 5, 2025 | Averick Robert Mcluster Director, 10% Owner | 1,523 | $4.85 | $7.4K | SEC ↗ |
| Mar 3, 2025 | Averick Robert Mcluster Director, 10% Owner | 5,000 | $4.89 | $24.5K | SEC ↗ |
| Feb 13, 2025 | Averick Robert Mcluster Director, 10% Owner | 22,000 | $4.85 | $106.7K | SEC ↗ |
| Feb 7, 2025 | Averick Robert Mcluster Director, 10% Owner | 54,789 | $5.02 | $275.0K | SEC ↗ |
| Dec 12, 2024 | Averick Robert Mcluster Director, 10% Owner | 19,500 | $5.70 | $111.2K | SEC ↗ |
| Aug 9, 2024 | Averick Robert Mcluster Director, 10% Owner | 25,000 | $5.53 | $138.3K | SEC ↗ |
| May 14, 2024 | Averick Robert Mcluster Director, 10% Owner | 2,784 | $5.45 | $15.2K | SEC ↗ |
| May 13, 2024 | Averick Robert Mcluster Director, 10% Owner | 304 | $5.16 | $1.6K | SEC ↗ |
| May 10, 2024 | Averick Robert Mcluster Director, 10% Owner | 12,723 | $5.20 | $66.2K | SEC ↗ |
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ASYS insider buying — FAQ
- Are insiders buying ASYS stock?
- Yes — 3 distinct insiders have bought ASYS (AMTECH SYSTEMS INC) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was May 16, 2025.
- How much ASYS stock have insiders bought?
- Insiders have bought a combined $981.9K of ASYS across 14 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in ASYS?
- A cluster buy is two or more distinct AMTECH SYSTEMS INC insiders — officers, directors, or 10% owners — each buying ASYS on the open market within a rolling window. ASYS has 2 detected cluster buys to date.
- Where does this ASYS 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 ASYS
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 ASYS within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding ASYS.