GCT Semiconductor Holding, Inc. ("GCT" or the "Company") (NYSE:GCTS), a leading designer and supplier of 5G semiconductors powering the AI data pipeline with wireless connectivity, today announced that the Company will release its financial results for the second quarter ended June 30, 2026, on Monday, August 10, 2026, after the market closes. The press release will be followed by a conference call and live webcast at 4:30 p.m. ET or 1:30 p.m. PT, which will be open to the public. During the conference call, the Company will give a business update and review financial results, followed by a Q&A period.

Date: Monday, August 10, 2026

Time: 4:30 p.m. Eastern time (1:30 p.m. Pacific time)

Dial-in information: Please register in advance of the call here.

Webcast (listen-only): To listen to the webcast use the following LINK.

A replay of the webcast will be available via the Investors section of the GCT website at investors.gctsemi.com.

About GCT Semiconductor Holding, Inc.

GCT is a leading fabless designer and supplier of 5G, 4G LTE and satellite semiconductor solutions powering the AI data pipeline and enabling advanced wireless connectivity. GCT’s market-proven solutions are optimized to enable fast and reliable connectivity to devices such as CPEs, mobile hotspots, routers, M2M applications, smartphones, etc., including for edge computing and direct-to-device applications, for the world’s top wireless carriers including satellite connectivity providers and terrestrial mobile operators. GCT is committed to delivering the high‑performance, low‑latency wireless technologies that form the backbone of the AI‑edge data pipeline. GCT’s system-on-chip solutions integrate radio frequency, baseband modem and digital signal processing functions, therefore offering complete platform solutions with small form factors, low power consumption, high performance, high reliability, and cost-effectiveness.

For more information, visit www.gctsemi.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260727440345/en/

Investor relations website: investors.gctsemi.com
Investor relations contact: Gateway Group, Ralf Esper, GCT@gateway-grp.com
Media contact: media@gctsemi.com