Company: GCTS
Filing Date: 2025-03-26
Form Type: 424B3
Source: 0000929638-25-001279
Chunk: 193

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-03-26
Form: 424B3
Chunk 193
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, and a loan agreement with a principal of KRW 2 billion on December 17, 2024. This revised agreement agrees to change the penalty provision stipulated in Article 6 (Events of Late Payment) of the above three loan agreements as follows:

|         | Before revision | After revision |
| Penalty | 1.25% per month | 3.0% per month |

Except for the above amendment agreement, all other matters are identical to the three contracts mentioned above.

The parties to the contract have entered into the above revised agreement and, in order to prove this, have created two copies of the contract, each of whom has signed and stamped one copy and retained one copy.

January 24, 2025

Lender: Kyeongho Lee

[***]

By:

/s/ Kyeongho Lee

--------------------------------

Name: Kyeongho Lee

Borrower: GCT Research, Inc.

Address: 11F., Specialty Construction Center, 15, Boramae-ro 5-gil, Dongjak Gu, Seoul 07071, Korea

By:

/s/ Jeongmin Kim

--------------------------------

Name: Jeongmin Kim

Title: President and Representative Director

<div align='center'>1</div>

EXHIBIT 10.30

<div align='center'>CERTAIN INFORMATION CONTAINED IN THIS EXHIBIT, MARKED BY [***], HAS BEEN EXCLUDED FROM THIS EXHIBIT BECAUSE THE REGISTRANT HAS DETERMINED THAT IT IS BOTH NOT MATERIAL AND IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL.

Loan Agreement</div>

Anapass, Inc. (Korean corporation. “Lender”) and GCT Research, Inc. (Korean corporation. “Borrower”) are executing the loan agreement as follows.

Article 1 (Purpose)

The purpose of this agreement is to lend operating funds from Lender to Borrower in order to provide short term funds for operating expenditure of Borrower.

Article 2 (Contractor)

Lender: Anapass, Inc.

Borrower: GCT Research, Inc.

Article 3 (Loan conditions)

Loan principal: KRW4,500,000,000

Interest rate: 6.5% per annum

Interest payment: Interest is calculated and paid on the 25th of each month after the loan execution date (including the loan execution date).

Loan execution date: March 21,