FilingIndex
SC 13D/AThe Stakes

AMTECH SYSTEMS INC files SC 13D/A

Filed Jun 2, 2026 · 28d ago · Accession 0001104659-26-069614

Plain English

Activist stake — an investor has acquired more than 5% with intent to influence.

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Filing details
Ticker
ASYS
CIK
720500
Form type
SC 13D/A
Filing date
Jun 2, 2026
Report date
Document
Size