Jeong-Min Kim - 19 Sep 2025 Form 4 Insider Report for GCT Semiconductor Holding, Inc. (GCTS)

Reporting relationship: Chief Technology Officer
Issuer ticker: GCTS
Reported as of: 19 Sep 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 23 Sep 2025, 16:07:44 UTC
Prior SEC filing: 27 Mar 2024
Source filing: View source filing
Reporting owner signature: /s/ Edmond Cheng, attorney-in-fact

Key filing fact

Jeong-Min Kim filed Form 4 for GCT Semiconductor Holding, Inc. (GCTS) on 23 Sep 2025.

Key facts

This page summarizes Jeong-Min Kim's Form 4 filing for GCT Semiconductor Holding, Inc. (GCTS).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 23 Sep 2025, 16:07.

Change

Previous filing in this sequence was filed on 27 Mar 2024.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002007834 Primary reporting owner

Kim Jeong-Min

Relationship: Chief Technology Officer
Address: C/O GCT SEMICONDUCTOR HOLDING, INC., 2290 NORTH 1ST STREET, SUITE 201, SAN JOSE
Signature: /s/ Edmond Cheng, attorney-in-fact
Signature date: 22 Sep 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GCTS transaction

Common Stock, par value $0.0001 per share

Award

Transaction value: $0
Shares: +75,000
Change %: +33%
Price: $0.000000
Shares after: 302,701
Date: 19 Sep 2025
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents restricted stock units ("RSU"), which constitute a contingent right to receive one share of common stock, par value $0.0001 per share, of GCT Semiconductor Holding, Inc. The RSUs vest over four years in equal 25% installments on each anniversary of the September 19, 2025 grant date, commencing September 19, 2026, subject to the Reporting Person's continued service with the Issuer.