0001209191-23-045828.txt : 20230815 0001209191-23-045828.hdr.sgml : 20230815 20230815160814 ACCESSION NUMBER: 0001209191-23-045828 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230811 FILED AS OF DATE: 20230815 DATE AS OF CHANGE: 20230815 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: DAIGLE ROBERT C CENTRAL INDEX KEY: 0001267540 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-11412 FILM NUMBER: 231174919 MAIL ADDRESS: STREET 1: C/O: ROGERS CORPORATION STREET 2: ONE TECHNOLOGY DRIVE PO BOX 188 CITY: ROGERS STATE: CT ZIP: 06263-0188 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: AMTECH SYSTEMS INC CENTRAL INDEX KEY: 0000720500 STANDARD INDUSTRIAL CLASSIFICATION: SPECIAL INDUSTRY MACHINERY, NEC [3559] IRS NUMBER: 860411215 STATE OF INCORPORATION: AZ FISCAL YEAR END: 0930 BUSINESS ADDRESS: STREET 1: 131 SOUTH CLARK DRIVE CITY: TEMPE STATE: AZ ZIP: 85288 BUSINESS PHONE: 4809675146 MAIL ADDRESS: STREET 1: 131 SOUTH CLARK DRIVE CITY: TEMPE STATE: AZ ZIP: 85288 FORMER COMPANY: FORMER CONFORMED NAME: QUARTZ ENGINEERING & MATERIALS INC DATE OF NAME CHANGE: 19870715 4 1 doc4.xml FORM 4 SUBMISSION X0508 4 2023-08-11 0 0000720500 AMTECH SYSTEMS INC ASYS 0001267540 DAIGLE ROBERT C C/O AMTECH SYSTEMS, INC. 131 S. CLARK DRIVE TEMPE AZ 85288 1 1 0 0 Chief Executive Officer 0 Amtech Systems, Inc. $0.01 par value common stock 2023-08-11 2023-08-11 4 P 0 15386 8.93 A 18470 D Amtech Systems, Inc. $0.01 par value common stock 2023-08-14 2023-08-14 4 P 0 1000 9.10 A 19470 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.60 to $9.00, inclusive. The reporting person undertakes to provide to Amtech Systems, Inc., any security holder of Amtech Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote 1 to this Form 4. /s/ Robert C. Daigle 2023-08-15