{"schema_version":"secwatch.filing_event.v1","accession":"0000720500-26-000008","form_type":"8-K","ticker":"ASYS","cik":"0000720500","company_name":"AMTECH SYSTEMS INC","filed_at":"2026-06-03T20:30:40+00:00","discovered_at":"2026-06-03T20:33:00.330318+00:00","generated_at":"2026-06-03T20:57:06.814929+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Amtech Systems closes $60M oversubscribed public offering of 2.93M shares at $20.50","bullets":["Oversubscribed offering: 2,926,829 shares at $20.50/share, gross proceeds ~$60M.","Proceeds to accelerate semiconductor packaging, wafer substrate fabrication, M&A, and working capital.","Titan Partners sole bookrunner; 60-day lock-up for company and insiders.","Offering closed June 3, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0000720500-26-000008","json":"https://secwatch.observer/filing/0000720500-26-000008.json","markdown":"https://secwatch.observer/filing/0000720500-26-000008.md","text":"https://secwatch.observer/filing/0000720500-26-000008.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/720500/000072050026000008/0000720500-26-000008-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/720500/000072050026000008/asys-20260601.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-03T20:57:06.814929+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"bc1f4ef04092c1f0fbb9740a45d82796cced568e","claim":"AMTECH SYSTEMS INC entered into Underwriting Agreement with Titan Partners Group LLC, a division of American Capital Partners, LLC valued at aggregate gross proceeds of approximately $60 million (effective 2026-06-01).","evidence_excerpt":"On June 1, 2026, Amtech Systems, Inc. (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”) with Titan Partners Group LLC, a division of American Capital Partners, LLC (the “Underwriter”), pursuant to which the Company agreed to issue and sell in an underwritten public offering (the “Offering”) an aggregate of 2,926,829 shares of its common stock, par value $0.01 per share (“Common Stock”), at a price to the public of $20.50 per share for aggregate gross proceeds of approximately $60 million, less underwriting discounts and commissions and offering expenses.","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/720500/000072050026000008/0000720500-26-000008-index.htm","confidence":0.95,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"underwriting"},{"label":"Counterparty","value":"Titan Partners Group LLC, a division of American Capital Partners, LLC"},{"label":"Value","value":"aggregate gross proceeds of approximately $60 million"},{"label":"Effective","value":"2026-06-01"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}