<SEC-DOCUMENT>0001591546-25-000007-index.html : 20250212 <SEC-HEADER>0001591546-25-000007.hdr.sgml : 20250212 <ACCEPTANCE-DATETIME>20250212175411 ACCESSION NUMBER: 0001591546-25-000007 CONFORMED SUBMISSION TYPE: SCHEDULE 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20250212 DATE AS OF CHANGE: 20250212 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: AMTECH SYSTEMS INC CENTRAL INDEX KEY: 0000720500 STANDARD INDUSTRIAL CLASSIFICATION: SPECIAL INDUSTRY MACHINERY, NEC [3559] ORGANIZATION NAME: 06 Technology IRS NUMBER: 860411215 STATE OF INCORPORATION: AZ FISCAL YEAR END: 0930 FILING VALUES: FORM TYPE: SCHEDULE 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-39482 FILM NUMBER: 25616359 BUSINESS ADDRESS: STREET 1: 58 S RIVER DRIVE SUITE 370 CITY: TEMPE STATE: AZ ZIP: 85288 BUSINESS PHONE: 4809675146 MAIL ADDRESS: STREET 1: 58 S RIVER DRIVE SUITE 370 CITY: TEMPE STATE: AZ ZIP: 85288 FORMER COMPANY: FORMER CONFORMED NAME: QUARTZ ENGINEERING & MATERIALS INC DATE OF NAME CHANGE: 19870715 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Pacific Ridge Capital Partners, LLC CENTRAL INDEX KEY: 0001591546 ORGANIZATION NAME: IRS NUMBER: 272506725 STATE OF INCORPORATION: NV FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SCHEDULE 13G/A BUSINESS ADDRESS: STREET 1: 4900 MEADOWS ROAD STREET 2: SUITE 320 CITY: LAKE OSWEGO STATE: OR ZIP: 97035 BUSINESS PHONE: 503-886-8970 MAIL ADDRESS: STREET 1: 4900 MEADOWS ROAD STREET 2: SUITE 320 CITY: LAKE OSWEGO STATE: OR ZIP: 97035 FORMER COMPANY: FORMER CONFORMED NAME: Pacific Ridge Capital Parnters, LLC DATE OF NAME CHANGE: 20131108 </SEC-HEADER> <DOCUMENT> <TYPE>SCHEDULE 13G/A <SEQUENCE>1 <FILENAME>primary_doc.xml <TEXT> Document 1 - file: primary_doc.html
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