Gct Semiconductor Holding, INC Form 4 insider transactions

GCT Semiconductor Holding, Inc. reports that Director Jeffrey Tuder was granted Restricted Stock Units (RSUs) valued at $27,500, vesting in March 2027.

Robert Barker, a Class II Director and 10% owner of GCT Semiconductor Holding, Inc., acquired 9,259 Restricted Stock Units (RSUs) on June 30, 2026.

Director Chun Kukjin acquired 9,259 Restricted Stock Units (RSUs) in GCT Semiconductor Holding, Inc. on June 30, 2026, as part of a deferred compensation plan.

Nelson Chan, a Director at GCT Semiconductor Holding, Inc., acquired 9,259 Restricted Stock Units (RSUs) on June 30, 2026, as part of the company's 2024 Omnibus Incentive Compensation Plan.

GCT Semiconductor Holding, Inc. reports a transaction where Director Lee Kyeongho acquired 9,259 shares of common stock.

GCT Semiconductor Holding, Inc. director Shin Hyunsoo acquired Restricted Stock Units (RSUs) valued at $27,500, with vesting scheduled for March 31, 2027.

Director Jeffrey Tuder acquired 24,122 shares of GCT Semiconductor Holding, Inc. common stock via restricted stock unit vesting.

GCT Semiconductor Holding, Inc. Director Chun Kukjin reported gifting 40,000 shares of common stock, reducing direct beneficial ownership to 65,255 shares.

GCT Semiconductor Holding, Inc. Director Nelson Chan was granted 22,916 Restricted Stock Units, aligning his interests with shareholders.

GCT Semiconductor's Chairman and Director, Kyeongho Lee, acquired 22,916 Restricted Stock Units, increasing his beneficial ownership to 1,062,741 shares.

Jeffrey Tuder, a Class III Director at GCT Semiconductor Holding, Inc., acquired 22,916 Restricted Stock Units (RSUs) on December 31, 2025, increasing his direct beneficial ownership to 117,809 shares.

GCT Semiconductor Holding, Inc. Director Robert Barker acquired 22,916 Restricted Stock Units, vesting March 31, 2026, as part of his compensation.

GCT Semiconductor Holding, Inc. Director Chun Kukjin acquired 22,916 Restricted Stock Units, increasing beneficial ownership to 105,255 shares.

GCT Semiconductor Holding, Inc. Class II Director Shin Hyunsoo was granted 22,916 Restricted Stock Units under the 2024 Omnibus Incentive Compensation Plan.

GCT Semiconductor Holding, Inc. Director Shin Hyunsoo acquired 16,725 shares of common stock at $1.28 per share.

GCT Semiconductor Director Shin Hyunsoo increases direct ownership of common stock through open market purchases.

GCT Semiconductor Holding, Inc. Director Jeffrey Tuder was granted 18,092 Restricted Stock Units, vesting March 31, 2026.

GCT Semiconductor Holding, Inc. Director Robert Barker acquired 18,092 Restricted Stock Units, increasing his direct beneficial ownership to 95,413 shares.

GCT Semiconductor Holding, Inc. Director Shin Hyunsoo received 18,092 Restricted Stock Units as part of the company's incentive plan.

Kyeongho Lee, Chairman and Class III Director of GCT Semiconductor Holding, Inc., was granted 18,092 Restricted Stock Units (RSUs) on September 30, 2025.

GCT Semiconductor Holding, Inc. Director Chun Kukjin was granted 18,092 Restricted Stock Units, vesting on March 31, 2026.

GCT Semiconductor Holding, Inc. Director Nelson Chan was granted 18,092 Restricted Stock Units, vesting March 31, 2026.

GCT Semiconductor Holding, Inc. President and CEO, John Schlaefer, reported the acquisition of 555 shares of common stock.

GCT Semiconductor's Chief Technology Officer, Jeong-Min Kim, was granted 75,000 restricted stock units vesting over four years.

GCT Semiconductor Holding, Inc. CEO John Schlaefer was granted 75,000 restricted stock units, vesting over four years.

GCT Semiconductor's Chief Financial Officer, Edmond Cheng, was granted 75,000 restricted stock units, vesting over four years.

GCT Semiconductor Holding, Inc. granted 75,000 Restricted Stock Units to Alex Sum, Senior VP of Sales and Marketing, vesting over four years.

GCT Semiconductor Holding, Inc. Director Shin Hyunsoo reported a planned acquisition of 44,067 common shares at $1.51 per share, scheduled for September 12, 2025, under a Rule 10b5-1 plan.

GCT Semiconductor Holding, Inc. Director Shin Hyunsoo reported planned future purchases of common stock totaling 18,550 shares under a Rule 10b5-1 plan.

GCT Semiconductor Holding, Inc. Director Shin Hyunsoo reported a planned future purchase of 121,000 common shares at $1.26 each.