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Total of all derivative securities, with different terms and conditions, held following the reported transaction is 105,348."}],"balance_after":6000,"derivative":{"exercise_price":5.75,"exercise_date":"2017-09-18","expiration_date":"2027-03-17","underlying":"Amtech Systems, Inc. $.01 par value common stock","underlying_shares":0},"source":{"system":"sec-edgar","filing":"0000720500-17-000029","document":"wf-form4_149012913913414.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/720500/000072050017000029/wf-form4_149012913913414.xml","form_type":"4"}},{"id":4441320,"issuer":{"id":6122,"kind":"organization","name":"AMTECH SYSTEMS INC","symbol":"ASYS"},"owners":[{"id":171138,"kind":"person","name":"WANSEM PAUL J VAN DER","position":1,"cik":"0001223907","reported_name":"WANSEM PAUL J VAN DER","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-02-17T21:21:46.000Z","date":"2017-02-15","kind":"sale","acquired":false,"shares":4937,"price":6.2331,"value":30772.8147,"ownership":{"direct":true},"balance_after":332356,"source":{"system":"sec-edgar","filing":"0001144204-17-009834","document":"v459984_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/720500/000114420417009834/v459984_form4.xml","form_type":"4"}},{"id":4441319,"issuer":{"id":6122,"kind":"organization","name":"AMTECH SYSTEMS INC","symbol":"ASYS"},"owners":[{"id":171138,"kind":"person","name":"WANSEM PAUL J VAN DER","position":1,"cik":"0001223907","reported_name":"WANSEM PAUL J VAN DER","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-02-17T21:21:46.000Z","date":"2017-02-15","kind":"sale","acquired":false,"shares":3075,"price":6.2869,"value":19332.2175,"ownership":{"direct":false,"nature":"By Family Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. van der Wansem disclaims any beneficial ownership is shares held by the 1981 Van der Wansem Family Trust."}],"balance_after":26656,"source":{"system":"sec-edgar","filing":"0001144204-17-009834","document":"v459984_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/720500/000114420417009834/v459984_form4.xml","form_type":"4"}}]}