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SCHEDULE 13D/A

Beneficial Ownership Report

AMTECH SYSTEMS INC Filed 2025-02-18 Acc 0001104659-25-014731

Documents 1

SCHEDULE 13D/A Beneficial Ownership Report , xslSCHEDULE_13D_X01/primary_doc.xml

Around this filing

2026-06-02 SCHEDULE 13D/A Beneficial Ownership Report
2025-02-24 DEFA14A Proxy Materials
2025-02-18 SCHEDULE 13D/A Beneficial Ownership Report
2025-02-18 4 Director bought 22,000 shares at $4.85 ($106,700)
2025-02-12 SCHEDULE 13G/A Statement of Beneficial Ownership
2025-02-11 SCHEDULE 13G/A Statement of Beneficial Ownership

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