Company: GCTS
Filing Date: 2025-07-25
Form Type: PRE 14A
Source: 0000950170-25-098780
Chunk: 0

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-07-25
Form: PRE 14A
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

| Filed by the Registrant ☒ |     | Filed by a Party other than the Registrant ☐ |

Check the appropriate box:

| ☒ | Preliminary Proxy Statement |

| ☐ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |

| ☐ | Definitive Proxy Statement |

| ☐ | Definitive Additional Materials |

| ☐ | Soliciting Material Pursuant to §240.14a-12 |

| GCT Semiconductor Holding, Inc.                                         |
| (Name of Registrant as Specified In Its Charter)                        |
| N/A                                                                     |
| (Name of Person(s) Filing Proxy Statement if Other Than the Registrant) |

Payment of Filing Fee (Check all boxes that apply):

| ☒ | No fee required |

| ☐ | Fee paid previously with preliminary materials |

| ☐ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11 |

<div align='center'>PRELIMINARY PROXY STATEMENT SUBJECT TO COMPLETION DATED JULY 25, 2025

GCT Semiconductor Holding, Inc

2290 North 1st Street, Suite 201

San Jose, California 95131

Notice of Annual Meeting of Stockholders

To Be Held on September 18, 2025</div>

You are cordially invited to attend an annual meeting of stockholders (the “Annual Meeting”) of GCT Semiconductor Holding, Inc. (“GCT,” “we,” “us,” or “our”) to be held on September 18, 2025, at 4:00 p.m. Pacific Time. The Annual Meeting will be held via live audiocast at https://www.cstproxy.com/gctsemi/2025 for the following purposes:

To elect two Class I directors to our Board of Directors to serve until our 2028 annual meeting of stockholders or until their successors are duly elected and qualified or until their earlier resignation or removal;

To ratify the appointment of BPM LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2025;

To approve, for purposes of complying with the