<SEC-DOCUMENT>0001104659-25-049833-index.html : 20250516 <SEC-HEADER>0001104659-25-049833.hdr.sgml : 20250516 <ACCEPTANCE-DATETIME>20250516090038 ACCESSION NUMBER: 0001104659-25-049833 CONFORMED SUBMISSION TYPE: 424B5 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20250516 DATE AS OF CHANGE: 20250516 FILER: COMPANY DATA: COMPANY CONFORMED NAME: GCT Semiconductor Holding, Inc. CENTRAL INDEX KEY: 0001851961 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] ORGANIZATION NAME: 04 Manufacturing EIN: 862171699 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 424B5 SEC ACT: 1933 Act SEC FILE NUMBER: 333-286316 FILM NUMBER: 25957097 BUSINESS ADDRESS: STREET 1: 2290 NORTH 1ST STREET STREET 2: SUITE 201 CITY: SAN JOSE STATE: CA ZIP: 95131 BUSINESS PHONE: 408-434-6040 MAIL ADDRESS: STREET 1: 2290 NORTH 1ST STREET STREET 2: SUITE 201 CITY: SAN JOSE STATE: CA ZIP: 95131 FORMER COMPANY: FORMER CONFORMED NAME: Concord Acquisition Corp III DATE OF NAME CHANGE: 20210318 </SEC-HEADER> <DOCUMENT> <TYPE>424B5 <SEQUENCE>1 <FILENAME>tm2515352d1_424b5.htm <DESCRIPTION>424B5 <TEXT> Document 1 - file: tm2515352d1_424b5.htm
</DOCUMENT> </SEC-DOCUMENT>