Insider · CIK 0002007837

Barker Robert

Reports to the SEC for 1 company · SAN JOSE, CA

sec.gov

Transactions

Companies

Filings

CIK

0002007837

Forms 4 and 5

Insider transactions

18 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-30	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+13K sh	—	—	164,681
2026-06-30	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+9,259 sh	—	—	151,710
2026-03-31	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+24.1K sh	—	—	142,451
2025-12-31	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+22.9K sh	—	—	118,329
2025-09-30	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+18.1K sh	—	—	95,413
2025-06-30	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+18.5K sh	—	—	77,321
2025-03-31	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+16.8K sh	—	—	58,865
2024-12-31	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+11.8K sh	—	—	41,162
2024-09-30	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+8,208 sh	—	—	29,360
2024-06-30	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+5,278 sh	—	—	21,152
2024-03-26	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+13.1K sh	—	—	13,073
2024-03-26	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+3,735 sh	—	—	3,735
2024-03-26	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+13.1K sh	—	—	13,074
2024-03-26	GCTSGCT Semiconductor Holding, Inc.A Award	Director, Class II Director	AAward	+3,735 sh	—	—	16,809
2024-03-26	GCTSGCT Semiconductor Holding, Inc. · Stock Option (Right to Buy)A Award	Director, Class II Director	AAward	+933 sh	—	—	933
2024-03-26	GCTSGCT Semiconductor Holding, Inc. · Stock Option (Right to Buy)A Award	Director, Class II Director	AAward	+1,867 sh	—	—	1,867
2024-03-26	GCTSGCT Semiconductor Holding, Inc. · Stock Option (Right to Buy)A Award	Director, Class II Director	AAward	+933 sh	—	—	933
2024-03-26	GCTSGCT Semiconductor Holding, Inc. · Stock Option (Right to Buy)A Award	Director, Class II Director	AAward	+1,867 sh	—	—	1,867

Recent filings

Accepted (ET)
Oct 24
Barker Robert0000929638-26-003840
SEC(opens sec.gov)
Jul 24
Barker Robert0000929638-26-002495
SEC(opens sec.gov)
Apr 24
Barker Robert0000929638-26-001357
SEC(opens sec.gov)
Jan 54
Barker Robert0000929638-26-000020
SEC(opens sec.gov)
Oct 24
Barker Robert0000929638-25-003728
SEC(opens sec.gov)
Jul 24
Barker Robert0000929638-25-002493
SEC(opens sec.gov)
Apr 144/A
Barker Robert0000929638-25-001550
SEC(opens sec.gov)
Apr 24
Barker Robert0000929638-25-001450
SEC(opens sec.gov)
Jan 24
Barker Robert0000929638-25-000002
SEC(opens sec.gov)
Nov 214
Barker Robert0000929638-24-004019
SEC(opens sec.gov)
Jul 34
Barker Robert0000929638-24-002411
SEC(opens sec.gov)
Mar 274
Barker Robert0000929638-24-001260
SEC(opens sec.gov)

Companies

GCT Semiconductor Holding, Inc.Director, Class II DirectorGCTS

Address

C/O GCT SEMICONDUCTOR HOLDING, INC. 2290 NORTH 1ST STREET, SUITE 201

SAN JOSE, CA, 95131