Cite Filings / ASYS / 0000720500-26-000007

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424B5

Prospectus

AMTECH SYSTEMS INC Filed 2026-06-03 Acc 0000720500-26-000007

Documents 1

424B5 Prospectus , asys-20260602.htm

Around this filing

2026-06-03 8-K Material agreement · Other events
2026-06-03 424B5 Prospectus
2026-06-02 SCHEDULE 13D/A Beneficial Ownership Report
2026-06-01 4 Director acquired 18,000 shares (option exercise)
2026-06-01 S-3MEF S-3MEF
2026-06-01 424B5 Prospectus
2026-05-29 4 Options or other derivatives

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