Company: GCTS
Filing Date: 2025-03-26
Form Type: 424B3
Source: 0000929638-25-001281
Chunk: 170

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-03-26
Form: 424B3
Chunk 170
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,500 regular board retainer fees for the 1 st fiscal quarter of 2024. Dr. Chun also received $33,750 regular board retainer fees, $5,625 Audit Committee member fees collectively for the 2 nd , 3 rd , and 4 th fiscal quarters of 2024. (5) Mr. Hyunsoo Shin received $7,500 regular board retainer fees for the 1 st fiscal quarter of 2024. Mr. Shin also received $33,750 regular board retainer fees and $5,625 Audit Committee member fees collectively for the 2 nd , 3 rd , and 4 th fiscal quarters of 2024. (6) Dr. Kyeongho Lee received $30,000 regular board retainer fees, $7,500 Compensation Committee chairman fees, and $3,750 Nominating & Corporate Governance committee member fees in fiscal 2024 (for the 2 nd , 3 rd , and 4 th fiscal quarters of 2024). (7) Mr. Jeff Tuder received $35,625 regular board retainer fees, and $3,750 Compensation Committee member fees in fiscal 2024 (for the 2 nd , 3 rd , and 4 th fiscal quarters of 2024). (8) Mr. Nelson C. Chan received $35,625 regular board retainer fees, and $3,750 Nominating & Corporate Governance member fees in fiscal 2024 (for the 2 nd , 3 rd , and 4 th fiscal quarters of 2024). Cash Retainer and Fees: Each non-employee director receives an annual retainer in the following amounts:

| Name             |     | Fees ($) |        |
|:-----------------|:----|:---------|-------:|
| Robert Barker    |     | $        | 40,000 |
| Dr. Kukjin Chun  |     | $        | 45,000 |
| Hyunsoo Shin     |     | $        | 45,000 |
| Dr. Kyeongho Lee |     | $        | 40,000 |
| Jeff Tuder       |     | $        | 47,500 |
| Nelson C. Chan   |     | $        | 47,500 |

89 In addition to an annual cash retainer, our non-employee directors receive the additional compensation described below, as applicable. All cash retainers are paid in quarterly installments