{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-21-136168","form_type":"8-K","ticker":"GCTS","cik":"0001851961","company_name":"GCT Semiconductor Holding, Inc.","filed_at":"2021-11-09T23:59:59+00:00","discovered_at":"2026-05-14T18:04:14.737748+00:00","generated_at":"2026-06-28T11:02:23.245906+00:00","sec_items":["1.01","2.03","3.02","5.02","5.03","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Concord Acquisition Corp III closes upsized $345M IPO, full over-allotment exercised","bullets":["Gross proceeds of $345M from 34.5M units at $10/unit, including 4.5M over-allotment units.","Private placement of 9.4M warrants at $1.00 each to sponsor and CA2 Co-Investment for $9.4M.","Sponsor loans of $6.9M via promissory notes, convertible to warrants at $1.00 per warrant.","Trust account funded with $351.9M from IPO, private placement, and sponsor loan proceeds.","Board appointed: Peter Ort, Thomas King, Larry Leibowitz effective November 3, 2021."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-21-136168","json":"https://secwatch.observer/filing/0001104659-21-136168.json","markdown":"https://secwatch.observer/filing/0001104659-21-136168.md","text":"https://secwatch.observer/filing/0001104659-21-136168.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1851961/000110465921136168/0001104659-21-136168-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1851961/000110465921136168/tm2132193d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T11:02:23.245906+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":"9f73407463","claim":"Peter Ort was appointed as director at GCT Semiconductor Holding, Inc..","evidence_excerpt":"Effective as of November 3, 2021, the following individuals were appointed to the board of directors of the Company: Peter Ort, Thomas King and Larry Leibowitz.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1851961/000110465921136168/0001104659-21-136168-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"director"}],"fact_type":"executive_change"},{"claim_id":"9fd1fec721","claim":"Thomas King was appointed as director at GCT Semiconductor Holding, Inc..","evidence_excerpt":"Effective as of November 3, 2021, the following individuals were appointed to the board of directors of the Company: Peter Ort, Thomas King and Larry Leibowitz.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1851961/000110465921136168/0001104659-21-136168-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"director"}],"fact_type":"executive_change"},{"claim_id":"f00349da30","claim":"Larry Leibowitz was appointed as director at GCT Semiconductor Holding, Inc..","evidence_excerpt":"Effective as of November 3, 2021, the following individuals were appointed to the board of directors of the Company: Peter Ort, Thomas King and Larry Leibowitz.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1851961/000110465921136168/0001104659-21-136168-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}