Company: GCTS
Filing Date: 2025-08-04
Form Type: DEF 14A
Source: 0000950170-25-102009
Chunk: 3

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-08-04
Form: DEF 14A
Chunk 3
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 3 - Approval, for the Purposes of Complying with the Rules of the New York Stock Exchange, the Issuance of Shares of Our Common Stock in Excess of 19.99% of Our Outstanding Common Stock Pursuant to Our Equity Line of Credit Facility | 34 |
| Where You Can Find More Information                                                                                                                                                                                                               | 36 |
| Incorporation by Reference – Form 10-K                                                                                                                                                                                                            | 36 |
| Other Matters                                                                                                                                                                                                                                     | 36 |

<div align='center'>i

GCT Semiconductor Holding, Inc.

2290 North 1st Street, Suite 201 San Jose, California 95131

Proxy Statement for

2025 Annual Meeting of Stockholders</div>

The Board of Directors (the “Board”) of GCT Semiconductor Holding, Inc., a Delaware corporation (“GCT,” “we,” “us,” or “our”), is soliciting your proxy to vote at the 2025 annual meeting of stockholders (the “Annual Meeting”) of GCT to be held via live audiocast at https://www.cstproxy.com/gctsemi/2025 on September 18, 2025, at 4:00 p.m. Pacific Time, including at any adjournments or postponements of the Annual Meeting. The Annual Meeting will be held in a virtual-only format. You are invited to attend and vote your shares electronically at the Annual Meeting and submit questions by following the instructions available on the meeting website.

You are encouraged to log in to the website above before the Annual Meeting begins. Online check-in will be available approximately 15 minutes before the meeting starts. If you encounter any difficulties accessing or participating in the Annual Meeting through the meeting website, please call the support team at the number listed on the website log-in screen.

We are mailing copies of the proxy materials, which include this proxy statement, a proxy card, and our annual report on Form 10-K for the fiscal year ended December 31, 2024, to stockholders beginning on or about August 4, 2025. You do not need to attend the Annual Meeting via live audiocast to vote your shares. Instead, you may vote your shares by proxy via the internet or by completing, signing, and returning the enclosed proxy card.

<div align='center'>Questionsand Answers</div>

Why have I received these materials?The Board is soliciting proxies to vote at the Annual Meeting to be held on September 18, 2025, at 4:00