Leading the 5G and 4G chip and module ecosystems

5G is Here. Expect Performance and Innovation

GCT is working closely with infrastructure and device makers to develop cutting-edge 5G solutions to meet the high demands of the evolving ecosystem

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FEATURED NEWS

GCT Semiconductor Announces Licensing Agreement with Leading Satellite Communications Provider to Accelerate Global 5G Connectivity

SAN JOSE, CA – January 29, 2026GCT Semiconductor Holding Inc. (“GCT” or the "Company") (NYSE: GCTS), a leading designer and supplier of advanced 5G and 4G semiconductor solutions, today announced that it has licensed its 5G and 4G chipsets to one of the world’s largest satellite communications providers.  The agreement enables the integration of GCT’s 5G and 4G chipsets into the satellite provider’s user equipment, unlocking new capabilities for global, resilient, and high-bandwidth connectivity, both via satellite and terrestrial networks. This agreement also establishes a clear pathway for future chipset sales as the satellite provider will leverage GCT’s newly released 5G chipset to enable direct-to-satellite applications within its rapidly expanding network. Shipments of the 5G products supporting this initiative are expected to begin as early as the second half of this year.

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FEATURED NEWS

GCT Semiconductor Launches Commercial Shipments of 5G Chipset

Official Commercial Launch Marks Key Revenue-Growth Milestone

SAN JOSE, CA – January 6, 2026GCT Semiconductor Holding Inc. (“GCT” or the "Company") (NYSE: GCTS), a leading designer and supplier of advanced 5G and 4G semiconductor solutions, today announced the first commercial shipments of its 5G chipset to GCT’s lead customers. The shipments follow successful qualification and adoption, as highlighted in GoGo’s recent announcement, marking a key milestone in GCT’s 5G revenue growth trajectory.

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Advanced LTE connectivity for the ultimate mobile experience

GCT’s 4G LTE chips and modules enable superior high-speed LTE connectivity to commercial devices worldwide. Our market-proven solutions, certified by top operators, are optimized for numerous applications such as smartphones, tablets, hotspots, USB dongles, routers, M2M, IoT devices and more.

Our Ecosystem Partners

GCT Rings Closing Bell at the NYSE

On April 26, 2024, the GCT team with CEO John Schlaefer rang the closing bell at the NYSE, celebrating the listing of GCTS. Watch the video. Congratulations!