GCT Semiconductor Holding, Inc. — Director's Dealing 2025

Apr 2, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GCT Semiconductor Holding, Inc. (GCTS)
CIK: 0001851961
Period of Report: 2025-03-31

Reporting Person: Lee Kyeongho (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-03-31	Common Stock	A	16768	—	Acquired	1003277	Direct

Footnotes

F1: Each Restricted Stock Unit ("RSU") represents the right to receive one share of common stock, par value $0.0001 per share ("Common Stock") of GCT Semiconductor Holding, Inc. (the "Issuer") following vesting. The RSUs become payable in Common Stock in accordance with a deferral election made by the reporting person.

F2: The number of shares subject to and issuable under the award is determined on the last day of each calendar quarter during the period April 1, 2024 through March 31, 2025 (beginning with the quarter ending June 30, 2024) by dividing $27,500 by the fair market value per share of Common Stock, which was determined to be $1.64 on March 31, 2025, rounded down to the nearest whole share.

F3: The RSUs will vest on March 31, 2025 subject to continued service through such date.

F4: No expiration date is applicable to restricted stock units.

F5: Mr. Lee's previously filed Form 4 included 800,000 private placement warrants, currently held, but not yet exercised, in Mr. Lee's beneficially owned securities, which are now removed in this Form 4.