BARKER ROBERT

PrivateCIK: 2007837

Location

SAN JOSE, CA

TUDER JEFFREY

→GCT SEMICONDUCTOR HOLDING, INC.

Apr 2, 2026·Apr 2, 2026

1 txn

LEE KYEONGHO

→GCT SEMICONDUCTOR HOLDING, INC.

Apr 2, 2026·Apr 2, 2026

1 txn

BARKER ROBERT

→GCT SEMICONDUCTOR HOLDING, INC.

Apr 2, 2026·Apr 2, 2026

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Apr 2, 2026·Apr 2, 2026

1 txn

TUDER JEFFREY

→GCT SEMICONDUCTOR HOLDING, INC.

Jan 5, 2026·Jan 5, 2026

1 txn

BARKER ROBERT

→GCT SEMICONDUCTOR HOLDING, INC.

Jan 5, 2026·Jan 5, 2026

1 txn

LEE KYEONGHO

→GCT SEMICONDUCTOR HOLDING, INC.

Jan 5, 2026·Jan 5, 2026

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Jan 5, 2026·Jan 5, 2026

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Nov 28, 2025·Nov 28, 2025

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Nov 24, 2025·Nov 24, 2025

2 txn

TUDER JEFFREY

→GCT SEMICONDUCTOR HOLDING, INC.

Oct 3, 2025·Oct 3, 2025

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Oct 2, 2025·Oct 2, 2025

1 txn

LEE KYEONGHO

→GCT SEMICONDUCTOR HOLDING, INC.

Oct 2, 2025·Oct 2, 2025

1 txn

BARKER ROBERT

→GCT SEMICONDUCTOR HOLDING, INC.

Oct 2, 2025·Oct 2, 2025

1 txn

SCHLAEFER JOHN

→GCT SEMICONDUCTOR HOLDING, INC.

Sep 30, 2025·Sep 30, 2025

1 txn

KIM JEONG-MIN

→GCT SEMICONDUCTOR HOLDING, INC.

Sep 23, 2025·Sep 23, 2025

1 txn

SCHLAEFER JOHN

→GCT SEMICONDUCTOR HOLDING, INC.

Sep 23, 2025·Sep 23, 2025

1 txn

SUM ALEX

→GCT SEMICONDUCTOR HOLDING, INC.

Sep 23, 2025·Sep 23, 2025

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Sep 16, 2025·Sep 16, 2025

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Sep 8, 2025·Sep 8, 2025

2 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Aug 19, 2025·Aug 19, 2025

1 txn

TUDER JEFFREY

→GCT SEMICONDUCTOR HOLDING, INC.

Jul 2, 2025·Jul 2, 2025

1 txn

SHIN HYUNSOO

→GCT SEMICONDUCTOR HOLDING, INC.

Jul 2, 2025·Jul 2, 2025

1 txn

LEE KYEONGHO

→GCT SEMICONDUCTOR HOLDING, INC.

Jul 2, 2025·Jul 2, 2025

1 txn

BARKER ROBERT

→GCT SEMICONDUCTOR HOLDING, INC.

Jul 2, 2025·Jul 2, 2025

1 txn

Page 1 of 3 · 64 total

Filer	Form	Target	Filed	Activity
TUDER JEFFREYCIK · 1671976	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Apr 2, 2026 Apr 2, 2026	1txn
LEE KYEONGHOCIK · 1542776	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Apr 2, 2026 Apr 2, 2026	1txn
BARKER ROBERTCIK · 2007837	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Apr 2, 2026 Apr 2, 2026	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Apr 2, 2026 Apr 2, 2026	1txn
TUDER JEFFREYCIK · 1671976	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jan 5, 2026 Jan 5, 2026	1txn
BARKER ROBERTCIK · 2007837	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jan 5, 2026 Jan 5, 2026	1txn
LEE KYEONGHOCIK · 1542776	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jan 5, 2026 Jan 5, 2026	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jan 5, 2026 Jan 5, 2026	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Nov 28, 2025 Nov 28, 2025	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Nov 24, 2025 Nov 24, 2025	2txn
TUDER JEFFREYCIK · 1671976	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Oct 3, 2025 Oct 3, 2025	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Oct 2, 2025 Oct 2, 2025	1txn
LEE KYEONGHOCIK · 1542776	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Oct 2, 2025 Oct 2, 2025	1txn
BARKER ROBERTCIK · 2007837	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Oct 2, 2025 Oct 2, 2025	1txn
SCHLAEFER JOHNCIK · 1542775	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Sep 30, 2025 Sep 30, 2025	1txn
KIM JEONG-MINCIK · 2007834	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Sep 23, 2025 Sep 23, 2025	1txn
SCHLAEFER JOHNCIK · 1542775	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Sep 23, 2025 Sep 23, 2025	1txn
SUM ALEXCIK · 1543349	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Sep 23, 2025 Sep 23, 2025	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Sep 16, 2025 Sep 16, 2025	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Sep 8, 2025 Sep 8, 2025	2txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Aug 19, 2025 Aug 19, 2025	1txn
TUDER JEFFREYCIK · 1671976	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jul 2, 2025 Jul 2, 2025	1txn
SHIN HYUNSOOCIK · 2007757	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jul 2, 2025 Jul 2, 2025	1txn
LEE KYEONGHOCIK · 1542776	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jul 2, 2025 Jul 2, 2025	1txn
BARKER ROBERTCIK · 2007837	4 Trade	GCT SEMICONDUCTOR HOLDING, INC.CIK · 1851961	Jul 2, 2025 Jul 2, 2025	1txn

Page 1 of 3 · 64 total