Company: GCTS
Filing Date: 2025-05-16
Form Type: 424B5
Source: 0001104659-25-049833
Chunk: 17

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-05-16
Form: 424B5
Chunk 17
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 You can also call or write us for a copy as described below under “Documents Incorporated
by Reference.”

<div align='center'>DOCUMENTS INCORPORATED BY REFERENCE</div>

The SEC allows us to “incorporate
by reference” the information we file with the SEC under the Exchange Act, which means that we can disclose important information
to you by referring you to those documents. Information incorporated by reference is considered to be a part of this prospectus, and information
that we file later with the SEC will automatically update, modify and, where applicable, supersede this information. We incorporate by
reference into this prospectus supplement the specific documents listed below and all documents filed by us with the SEC pursuant to Section 13(a),
13(c), 14, or 15(d) of the Exchange Act between the date of this prospectus supplement and the termination of the Offering of Securities
under this prospectus supplement (other than, in each case, documents or information deemed to be furnished and not filed in accordance
with SEC rules), which future filings shall be deemed to be incorporated by reference into this prospectus supplement and to be part of
this prospectus supplement from the date we subsequently file such documents. The SEC file number for these documents is 1-41013.

| · 
 · | Our Annual Report on Form 10-K for the fiscal year ended December 31, 2024, filed with the SEC on March 25, 2025;  
 Our Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2025, filed with the SEC on May 14, 2025; |
|:--|:-------------------------------------------------------------------------------------------------------------------|
| · | Our Current Reports on Form 8-K filed with the SEC on January 29, 2025, March 25, 2025,                            
 April 17, 2025, and May 14, 2025 (excluding any portions thereof that are furnished and not filed); and            |
| · | The description of our securities contained in Form 8-A/A filed with the Commission on April 5, 2024.              |

Any statement contained in
this prospectus supplement or in any document incorporated by reference into this prospectus supplement shall be deemed to be modified
or, where applicable, superseded for the purposes of this prospectus supplement to the extent that a statement contained in this prospectus
supplement or any subsequently filed document that also is incorporated by reference into this prospect