GCT Semiconductor Holding, Inc. (Nasdaq: GCTS) is a fabless semiconductor company specializing in 4G LTE and 5G wireless chipsets that became a publicly traded entity through a SPAC merger in 2024. Headquartered in San Jose, California, the company designs integrated circuits targeting wireless broadband, IoT, and mobile connectivity markets. On May 12, 2026, GCT Semiconductor filed an 8-K current report with the SEC under accession number 0000929638-26-001816, continuing its public disclosure obligations as a post-merger reporting issuer in the semiconductor and wireless technology sector. The filing reflects the company's ongoing status as an active public company following its de-SPAC transaction. Sign up for full data on SpacDesk to access complete filing history, deal analytics, and real-time coverage of GCTS and hundreds of other SPAC transactions.