{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-235847","form_type":"8-K","ticker":"GIW","cik":"0002080019","company_name":"GigCapital8 Corp.","filed_at":"2025-10-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:41.563124+00:00","generated_at":"2026-05-17T04:15:18.929864+00:00","sec_items":["1.01","9.01","3.02","5.02","5.03","8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"GigCapital8 closes IPO of 25.3M units at $10 for $253M in gross proceeds","bullets":["IPO closed Oct 7: 25,300,000 units (incl. 3.3M over-allotment) at $10/unit, gross proceeds $253M.","Net $253M deposited in trust; SPAC must complete initial business combination within 24 months.","Private placements: 95,200 units to sponsor/directors/Lynrock at $9.7374 ($927K); others bought Class B shares and units for $2.6M.","Board audit committee: Horowitz, Machuca, Timm; compensation: Horowitz, Dagul, Greene; nominating: Ben-Bashat, Greene, Machuca."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-235847","json":"https://secwatch.observer/filing/0001193125-25-235847.json","markdown":"https://secwatch.observer/filing/0001193125-25-235847.md","text":"https://secwatch.observer/filing/0001193125-25-235847.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2080019/000119312525235847/0001193125-25-235847-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2080019/000119312525235847/d87287d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T04:15:18.929864+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":"77e665c7b07c48082a1a6ca042f53c8317701265","claim":"GigCapital8 Corp. issued 95,200 units of unit to the Sponsor, four of the Company’s directors and Lynrock Lake Master Fund LP for $9.7374 per unit.","evidence_excerpt":"Simultaneously with the closing of the IPO, the Company completed the private sale and issuance of an aggregate of 95,200 units (the “ Private Placement Units”) to the Sponsor, four of the Company’s directors and Lynrock Lake Master Fund LP at a price of $9.7374 per unit, generating gross proceeds to the Company of $927,000.","evidence_source":"SEC 8-K Item 3.02/3.03","evidence_url":"https://www.sec.gov/Archives/edgar/data/2080019/000119312525235847/0001193125-25-235847-index.htm","confidence":0.9,"family_label":"Equity Issuances","details":[{"label":"Security","value":"unit"},{"label":"Shares","value":"95,200 units"},{"label":"Purchaser","value":"the Sponsor, four of the Company’s directors and Lynrock Lake Master Fund LP"},{"label":"Consideration","value":"$9.7374 per unit"}],"fact_type":"equity_issuance"},{"claim_id":"c6323734b32de5821a2f4844bf77589d0fcaeb39","claim":"GigCapital8 Corp. issued 2,964,203 Class B ordinary shares of common stock to certain non-managing investors for $0.023254 per share.","evidence_excerpt":"an aggregate of 2,964,203 Class B ordinary shares of the Company, par value of $0.0001 per share (“ Class B Ordinary Shares ”) at a price of $0.023254 per share","evidence_source":"SEC 8-K Item 3.02/3.03","evidence_url":"https://www.sec.gov/Archives/edgar/data/2080019/000119312525235847/0001193125-25-235847-index.htm","confidence":0.9,"family_label":"Equity Issuances","details":[{"label":"Security","value":"common stock"},{"label":"Shares","value":"2,964,203 Class B ordinary shares"},{"label":"Purchaser","value":"certain non-managing investors"},{"label":"Consideration","value":"$0.023254 per share"}],"fact_type":"equity_issuance"},{"claim_id":"c4e8cdb57f3739df5d97f5025501196971fe3d56","claim":"GigCapital8 Corp.: Adopted First Amended and Restated Memorandum and Articles of Association in connection with IPO (effective 2025-10-03).","evidence_excerpt":"On October 3, 2025, in connection with the IPO, the Company adopted its First Amended and Restated Memorandum and Articles of Association (the “ Amended and Restated Articles ”), effective the same day.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/2080019/000119312525235847/0001193125-25-235847-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2025-10-03"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}