GCTS GCT Semiconductor Holding, Inc.: institutional ownership and insider trading
58 funds reported holding $40.8M of GCT Semiconductor Holding, Inc. in their latest 13F filings; in Q2 2026 funds net bought $25.6M, with 29 new positions and 6 funds selling out; over the last 12 months insiders bought $58.1K and sold $0 on the open market; over its last four quarters it reported revenue of $4.08M and net income of −$53.1M.
GCTS revenue and earnings
- Quarter ended Jun 30, 2026: revenue $971K, net income −$20.4M, EPS -0.25
- Quarter ended Mar 31, 2026: revenue $1.92M, net income −$9.86M, EPS -0.15
- Quarter ended Dec 31, 2025: revenue $758K, net income −$9.02M, EPS -0.16
- Quarter ended Sep 30, 2025: revenue $430K, net income −$13.8M, EPS -0.25
Famous investors holding GCTS
- Renaissance Technologies (Renaissance Technologies): $5.04M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $357K, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $94.9K, 0.0% of the portfolio
- Two Sigma (Two Sigma Investments): $94.2K, 0.0% of the portfolio
Largest institutional holders of GCTS
- VANGUARD CAPITAL MANAGEMENT LLC — $8.91M
- RENAISSANCE TECHNOLOGIES LLC — $5.04M
- MARSHALL WACE, LLP — $3.85M
- BlackRock, Inc. (BLK) — $3.81M
- TUDOR INVESTMENT CORP ET AL — $2.43M
- VANGUARD GROUP INC — $2.41M
- GEODE CAPITAL MANAGEMENT, LLC — $2.28M
- UBS Group AG (UBS) — $1.92M
- VANGUARD FIDUCIARY TRUST CO — $1.24M
- STATE STREET CORP (STT, STT-PG) — $1.05M
Recent GCTS insider trades
- Nov 25, 2025: Shin Hyunsoo bought 16,725 shares ($21.4K)
- Nov 21, 2025: Shin Hyunsoo bought 28,633 shares ($36.7K)
- Sep 12, 2025: Shin Hyunsoo bought 44,067 shares ($66.5K)
- Sep 5, 2025: Shin Hyunsoo bought 18,550 shares ($23.8K)
5%+ owners
- SUNP Corp: 5.2% (Schedule 13G/A, filed Aug 22, 2025)
Who owns the most GCTS stock?
The largest institutional holders of GCT Semiconductor Holding, Inc. in the latest 13F filings are VANGUARD CAPITAL MANAGEMENT LLC ($8.91M), RENAISSANCE TECHNOLOGIES LLC ($5.04M), MARSHALL WACE, LLP ($3.85M).
Are insiders buying or selling GCTS?
Over the last 12 months insiders bought $58.1K and sold $0 of GCT Semiconductor Holding, Inc. stock on the open market (SEC Form 4).
Which famous investors own GCTS?
Renaissance Technologies, Ken Griffin, Izzy Englander, Two Sigma.
What was GCTS's revenue last quarter?
GCT Semiconductor Holding, Inc. reported revenue of $971K for the quarter ended June 30, 2026, with net income of −$20.4M.