Company: GCTS
Filing Date: 2025-04-30
Form Type: POS AM
Source: 0000929638-25-001738
Chunk: 1

Company: GCT Semiconductor Holding, Inc.
Filing Date: 2025-04-30
Form: POS AM
Chunk 1
---
 ☐ If this Form is a registration statement pursuant to General Instruction I.D. or a post-effective amendment thereto that shall become effective upon filing with the Commission pursuant to Rule 462(e) under the Securities Act, check the following box. ☐ If this Form is a post-effective amendment to a registration statement filed pursuant to General Instruction I.D. filed to register additional securities or classes of additional securities pursuant to Rule 413(b) under the Securities Act, check the following box. ☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

| Large accelerated filer | ☐ | Accelerated filer         | ☐ |
| Non-accelerated filer   | ☒ | Smaller reporting company | ☒ |
|                         |   | Emerging growth company   | ☒ |

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of Securities Act. ☐

DEREGISTRATION OF SECURITIES GCT Semiconductor Holding, Inc., a Delaware corporation (the “ Registrant”), is filing this Post-Effective Amendment No. 1 (the “ Amendment”) to the Registration Statement on Form S-1 (File No. 333-279600) filed by the Registrant with the Securities and Exchange Commission (“ SEC”) on May 22, 2024 and declared effective on June 06, 2024 (“ S-1 Registration Statement”), to deregister any and all securities of the Registrant registered but unsold or otherwise unissued under the S-1 Registration Statement as of the date hereof. The S-1 Registration Statement pertains to the registration for resale by B. Riley Principal Capital II, LLC (the “ Selling Stockholder”) of 10,900,000 shares of the Registrant’s common stock, $0.0001 par value per share (the “ Common Stock”), issuable pursuant to a Common Stock Purchase Agreement, dated as of April 23, 2024 (the “Common Stock Purchase Agreement”), that the Registrant entered into