Company: GCTS
Filing Date: 2025-07-25
Form Type: PRE 14A
Source: 0000950170-25-098780
Chunk: 55

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-07-25
Form: PRE 14A
Chunk 55
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 statement. This proxy statement is dated [ ], 2025. You should not assume that the information in this proxy statement is accurate as of any date other than that date, and the mailing of this proxy statement to stockholders at any time after that date does not create an implication to the contrary. This proxy statement does not constitute a solicitation of a proxy in any jurisdiction where, or to or from any person to whom, it is unlawful to make such proxy solicitations in such jurisdiction.

<div align='center'>Form 10-K</div>

The proxy materials, including our Annual Report on Form 10-K for the fiscal year ended December 31, 2024, are available at https://www.cstproxy.com/gctsemi/2025,on our website at https://investors.gctsemi.com and on the SEC’s website at www.sec.gov.

We will also provide, free of charge, to each person to any stockholder of record or beneficial owner of our common stock as of the record date, upon their written or oral request, a copy of our Annual Report on Form 10-K for the fiscal year ended December 31, 2024, as filed with the SEC. Requests for copies should be addressed to our Chief Financial Officer and Corporate Secretary at the address below:

<div align='center'>GCT Semiconductor Holding, Inc.

2290 North 1st Street, Suite 201

San Jose, California

Attention: Chief Financial Officer and Corporate Secretary

Telephone: (408) 434-8035</div>

Please include your contact information with the request. The exhibits set forth on the exhibit index of the Form 10-K may be made available at a reasonable charge.

<div align='center'>OtherMatters</div>

As of the date of this proxy statement, we have no knowledge of any other matters that may come before the Annual Meeting and do not intend to present any other matters. However, if any other matters should properly come before the Annual Meeting or any adjournment, our representatives will have the discretion to vote as they see fit unless directed otherwise.

<div align='center'>36</div>

199107 GCT Semiconductor, Inc. Proxy Card Rev6 Front YOUR VOTE IS IMPORTANT. PLEASE VOTE TODAY. Vote by Internet -QUICK ★★★ EASY IMMEDIATE - 24 Hours a Day, 7 Days a Week or by Mail GCT SEMICONDUCTOR HOLDING, INC. 2025 Your Internet vote authorizes the named proxies to vote your shares