Robert Barker

Insider Reports History

Location
San Jose, CA
Signature
/s/ Edmond Cheng, attorney-in-fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Robert Barker:

Stock Role Class Num Shares Value Price $ Report Date Ownership
GCT Semiconductor Holding, Inc. Director, Class II Director Common Stock 95.4K $146K $1.53 30 Sep 2025 Direct
GCT Semiconductor Holding, Inc. Director, Class II Director Stock Option (Right to Buy) 1.87K 26 Mar 2024 Direct

Insider Reports Filed by Robert Barker

Symbol Company Period Transactions Value $ Form Type Role Filing Time
GCTS GCT Semiconductor Holding, Inc. 30 Sep 2025 1 $0 4 Director, Class II Director 02 Oct 2025, 16:04
GCTS GCT Semiconductor Holding, Inc. 30 Jun 2025 1 $0 4 Director, Class II Director 02 Jul 2025, 16:28
GCTS GCT Semiconductor Holding, Inc. 31 Mar 2025 1 $0 4 Director, Class II Director 02 Apr 2025, 16:09
GCTS GCT Semiconductor Holding, Inc. 31 Dec 2024 1 $0 4 Director, Class II Director 02 Jan 2025, 16:02
GCTS GCT Semiconductor Holding, Inc. 30 Sep 2024 1 $0 4 Director, Class II Director 21 Nov 2024, 16:12
GCTS GCT Semiconductor Holding, Inc. 30 Jun 2024 1 $0 4 Director, Class II Director 03 Jul 2024, 16:15
GCTS GCT Semiconductor Holding, Inc. 26 Mar 2024 4 $0 4/A Director, Class II Director 14 Apr 2025, 20:27
GCTS Concord Acquisition Corp III 26 Mar 2024 4 $0 4 Director, Class II Director 27 Mar 2024, 19:01
GCTS Concord Acquisition Corp III 26 Mar 2024 0 $0 3 Director, Class II Director 27 Mar 2024, 18:45