{"filing":{"accession_number":"0000720500-26-000008","cik":"0000720500","ticker":"ASYS","company_name":"AMTECH SYSTEMS INC","form":"8-K","filing_date":"2026-06-03","report_date":null,"primary_document":"asys-20260601.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/720500/000072050026000008/asys-20260601.htm"},"events":[{"id":7053,"run_id":6187,"accession_number":"0000720500-26-000008","anchor_item_number":"1.01","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.9,"summary":"AMTECH Systems entered into an underwriting agreement on June 1, 2026, to issue and sell 2,926,829 shares of common stock at $20.50 per share for approximately $60 million in gross proceeds through a public offering that closed on June 3, 2026. This material equity issuance significantly dilutes existing shareholder ownership.","company_name":"AMTECH SYSTEMS INC","ticker":"ASYS","filing_date":"2026-06-03","form":"8-K","submitted_at":null,"items":[{"id":3816,"accession_number":"0000720500-26-000008","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"The Company entered into an underwriting agreement on June 1, 2026, to issue and sell 2,926,829 shares of common stock at $20.50 per share for approximately $60 million in gross proceeds through a public offering that closed on June 3, 2026. This is a material dilutive equity issuance that would significantly affect shareholder ownership and is disclosed under Item 1.01 as a material definitive agreement.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-04T02:14:45.215386+00:00","company_name":"","ticker":null,"filing_date":""},{"id":3817,"accession_number":"0000720500-26-000008","item_number":"8.01","item_title":"Other Events.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The filing discloses a multi-stage equity offering: commencement on June 1, pricing on June 1, and closing on June 3, 2026. The sequential press releases announcing the \"Offering\" and its closing indicate a material capital raise. While the specific terms are not detailed in this Item 8.01 summary, the disclosure of an offering's commencement, pricing, and closing is characteristic of a dilutive equity issuance that would materially affect shareholders.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-04T02:14:45.215386+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":3816,"accession_number":"0000720500-26-000008","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"The Company entered into an underwriting agreement on June 1, 2026, to issue and sell 2,926,829 shares of common stock at $20.50 per share for approximately $60 million in gross proceeds through a public offering that closed on June 3, 2026. This is a material dilutive equity issuance that would significantly affect shareholder ownership and is disclosed under Item 1.01 as a material definitive agreement.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-04T02:14:45.215386+00:00","company_name":"AMTECH SYSTEMS INC","ticker":"ASYS","filing_date":"2026-06-03"},{"id":3817,"accession_number":"0000720500-26-000008","item_number":"8.01","item_title":"Other Events.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The filing discloses a multi-stage equity offering: commencement on June 1, pricing on June 1, and closing on June 3, 2026. The sequential press releases announcing the \"Offering\" and its closing indicate a material capital raise. While the specific terms are not detailed in this Item 8.01 summary, the disclosure of an offering's commencement, pricing, and closing is characteristic of a dilutive equity issuance that would materially affect shareholders.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-04T02:14:45.215386+00:00","company_name":"AMTECH SYSTEMS INC","ticker":"ASYS","filing_date":"2026-06-03"}]}