---
schema_version: "secwatch.filing_event.v1"
accession: "0000929638-26-002965"
form_type: "8-K"
ticker: "GCTS"
cik: "0001851961"
company_name: "GCT Semiconductor Holding, Inc."
filed_at: "2026-08-10T21:05:34+00:00"
generated_at: "2026-08-10T21:08:10.479075+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# GCT Semiconductor Q2 2026 revenue down 17.9% to $1.0M; net loss widens to $20.4M

## Summary
- Net revenues $1.0M, down 17.9% YoY from $1.2M; gross margin negative.
- Net loss $20.4M vs $13.5M, including $12.3M non-cash warrant fair value loss.
- Adjusted EBITDA loss $6.6M; cash $30.2M at quarter end.
- 5G chipset shipments up ~71% sequentially to >5,100 units.
- ATM offering cap raised from $75M to $120M; H2 2026 5G shipments seen exceeding H1.

## SEC filing metadata
- accession: 0000929638-26-002965
- form_type: 8-K
- ticker: GCTS
- cik: 0001851961
- company_name: GCT Semiconductor Holding, Inc.
- filed_at: 2026-08-10T21:05:34+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1851961/000092963826002965/0000929638-26-002965-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1851961/000092963826002965/form8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000929638-26-002965
- JSON: https://secwatch.observer/filing/0000929638-26-002965.json
- Plain text: https://secwatch.observer/filing/0000929638-26-002965.txt

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