---
schema_version: "secwatch.filing_event.v1"
accession: "0000929638-25-002962"
form_type: "8-K"
ticker: "GCTS"
cik: "0001851961"
company_name: "GCT Semiconductor Holding, Inc."
filed_at: "2025-08-12T23:59:59+00:00"
generated_at: "2026-05-17T14:52:15.262498+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# GCT Semi posts Q2 revenue down 19% YoY; delivers initial 5G chipset samples, expects volume shipments in H2 2025

## Summary
- Net revenues $1.2M, down 19% YoY from $1.5M; gross margin fell to 32.0% from 62.7%.
- Total operating expenses flat at $8.0M; cash and equivalents $1.3M as of June 30.
- Delivered first 5G chipset samples to lead customers Orbic North America and Airspan Networks.
- Completed $11M registered direct offering; has up to $75M ATM program and ~$114M shelf availability.
- Expects to begin production of 5G chipsets in Q3 2025, volume shipments in Q4 2025.

## SEC filing metadata
- accession: 0000929638-25-002962
- form_type: 8-K
- ticker: GCTS
- cik: 0001851961
- company_name: GCT Semiconductor Holding, Inc.
- filed_at: 2025-08-12T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- 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/1851961/000092963825002962/0000929638-25-002962-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1851961/000092963825002962/form8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000929638-25-002962
- JSON: https://secwatch.observer/filing/0000929638-25-002962.json
- Plain text: https://secwatch.observer/filing/0000929638-25-002962.txt

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