---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-21-139256"
form_type: "8-K"
ticker: "GCTS"
cik: "0001851961"
company_name: "GCT Semiconductor Holding, Inc."
filed_at: "2021-11-15T23:59:59+00:00"
generated_at: "2026-06-28T08:43:03.244420+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Concord Acquisition Corp III completes $345M IPO, deposits $351.9M in trust

## Summary
- Sold 34.5M units at $10 each, including full over-allotment exercise, gross $345M.
- Private placement of 9.4M warrants at $1 each raised $9.4M; sponsor loans of $6.9M convertible to warrants.
- Net proceeds of $351.9M placed in trust account for future business combination.
- Audited balance sheet shows $354.8M total assets, $48.6M liabilities, $351.9M redeemable stock.
- Company has 18 months (up to 24) to complete business combination or liquidate.

## SEC filing metadata
- accession: 0001104659-21-139256
- form_type: 8-K
- ticker: GCTS
- cik: 0001851961
- company_name: GCT Semiconductor Holding, Inc.
- filed_at: 2021-11-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1851961/000110465921139256/0001104659-21-139256-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1851961/000110465921139256/tm2132193d2_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-21-139256
- JSON: https://secwatch.observer/filing/0001104659-21-139256.json
- Plain text: https://secwatch.observer/filing/0001104659-21-139256.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.