GCT Semiconductor Holding, Inc. SEC filings GCTS
GCT Semiconductor Holding, Inc. has 336 filings in SEC EDGAR's recent list, going back to Mar 26, 2021. Its latest annual report, Form ARS, was filed on Aug 3, 2026 for the period ended Jul 28, 2026. The latest quarterly report (Form 10-Q) was filed on Aug 10, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 18, 2026 (shareholder vote results). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| EFFECT | Filing | Jun 10, 2025 | — |
| EFFECT | Filing | Jun 6, 2025 | — |
| CORRESP | Letter to the SEC | Jun 4, 2025 | — |
| CORRESP | Letter to the SEC | May 30, 2025 | — |
| UPLOAD | Letter from the SEC | May 20, 2025 | — |
| CORRESP | Letter to the SEC | May 13, 2025 | — |
| EFFECT | Filing | May 2, 2025 | — |
| UPLOAD | Letter from the SEC | May 1, 2025 | — |
| EFFECT | Filing | Apr 30, 2025 | — |
| CORRESP | Letter to the SEC | Apr 28, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 28, 2025 | — |
| EFFECT | Filing | Apr 9, 2025 | — |
| CORRESP | Letter to the SEC | Apr 7, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 4, 2025 | — |
| EFFECT | Filing | Jun 6, 2024 | — |
| CORRESP | Letter to the SEC | Jun 4, 2024 | — |
| EFFECT | Filing | Jun 3, 2024 | — |
| CORRESP | Letter to the SEC | May 31, 2024 | — |
| UPLOAD | Letter from the SEC | May 28, 2024 | — |
| CORRESP | Letter to the SEC | May 23, 2024 | — |
| UPLOAD | Letter from the SEC | May 22, 2024 | — |
| CORRESP | Letter to the SEC | May 17, 2024 | — |
| UPLOAD | Letter from the SEC | May 6, 2024 | — |
| 8-A12B/A | Filing | Apr 5, 2024 | — |
| 25-NSE | Delisting notice | Mar 27, 2024 | — |
| 425 | Form 425 | Mar 22, 2024 | — |
| 425 | Filing | Feb 15, 2024 | — |
| EFFECT | Filing | Feb 14, 2024 | — |
| CORRESP | Letter to the SEC | Feb 12, 2024 | — |
| CORRESP | Letter to the SEC | Feb 9, 2024 | — |
| CORRESP | Letter to the SEC | Jan 31, 2024 | — |
| UPLOAD | Letter from the SEC | Jan 25, 2024 | — |
| CORRESP | Letter to the SEC | Jan 10, 2024 | — |
| UPLOAD | Letter from the SEC | Jan 5, 2024 | — |
| CORRESP | Letter to the SEC | Dec 21, 2023 | — |
| UPLOAD | Letter from the SEC | Dec 8, 2023 | — |
| 425 | Filing | Nov 8, 2023 | — |
| 425 | Filing | Nov 3, 2023 | — |
| UPLOAD | Letter from the SEC | Apr 4, 2023 | — |
| CORRESP | Letter to the SEC | Apr 4, 2023 | — |
| PRER14A | Filing | Apr 4, 2023 | — |
| UPLOAD | Letter from the SEC | Apr 3, 2023 | — |
| EFFECT | Filing | Nov 3, 2021 | — |
| CERT | Nyse certification | Nov 3, 2021 | — |
| 8-A12B | Filing | Nov 3, 2021 | — |
| CORRESP | Letter to the SEC | Nov 1, 2021 | — |
| CORRESP | Letter to the SEC | Nov 1, 2021 | — |
| CORRESP | Letter to the SEC | May 7, 2021 | — |
| UPLOAD | Letter from the SEC | Apr 22, 2021 | — |
Showing 49 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Semiconductors & Related Devices (SIC 3674)
- Listed as
- GCTS (NYSE), GCTS-WT (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- San Jose, CA
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1851961
- Former names
- Concord Acquisition Corp III (until Mar 28, 2024)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.