{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-227280","form_type":"8-K","ticker":"BCSS","cik":"0002064355","company_name":"Bain Capital GSS Investment Corp.","filed_at":"2025-10-02T23:59:59+00:00","discovered_at":"2026-05-14T18:02:41.505406+00:00","generated_at":"2026-05-17T04:59:18.389033+00:00","sec_items":["1.01","3.02","5.02","5.03","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Bain Capital GSS Investment Corp. prices $400M IPO; 46M units at $10.00 each","bullets":["IPO of 46,000,000 units at $10.00/unit generates $400M gross proceeds; includes full over-allotment exercise.","Each unit comprises one Class A ordinary share and one-fifth of one redeemable warrant; units trade as 'BCSS.U' on NYSE.","Sponsor Bain Capital GSS Sponsor LLC purchased 900,000 private placement units at $10.00/unit ($9M).","David J. Greenwald appointed to Board effective Oct 1, 2025; serves on audit, nominations, and compensation committees.","Citigroup Global Markets Inc. sole bookrunner; underwriter had 45-day over-allotment option for up to 6M units."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-227280","json":"https://secwatch.observer/filing/0001193125-25-227280.json","markdown":"https://secwatch.observer/filing/0001193125-25-227280.md","text":"https://secwatch.observer/filing/0001193125-25-227280.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2064355/000119312525227280/0001193125-25-227280-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2064355/000119312525227280/d54660d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T04:59:18.389033+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":"df9015b075bfb25899d0a4b26c2767549c2abd69","claim":"Bain Capital GSS Investment Corp.: Company adopted its Amended and Restated Memorandum and Articles of Association in connection with the IPO (effective 2025-09-29).","evidence_excerpt":"On September 29, 2025 and in connection with the IPO, the Company adopted its Amended and Restated Memorandum and Articles of Association.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/2064355/000119312525227280/0001193125-25-227280-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2025-09-29"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}