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Filing metadata

Accession number: 0001209191-21-055456
Form type: Form 4
Filer: AMTECH SYSTEMS INC
CIK: CIK 720500
Filed: Sep 10, 2021
Reporting period: Sep 08, 2021
Description: Insider transaction

Documents

0001209191-21-055456-index.htm

Complete submission

0001209191-21-055456.txt

directory listing

Filed by

AMTECH SYSTEMS INC