# GCT Semiconductor Holding, Inc.: filings

GCTS · NYSE · CIK 1851961 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/gcts.md) · [Financials](/companies/gcts/financials.md) · [Filings](/companies/gcts/filings.md) · [Insiders](/companies/gcts/insiders.md)

## Reports and events: 74 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 100, 8-K 41, SC 13G 19, 3 18, CORRESP 18, SC 13G/A 18, 10-Q 15, 424B3 14, UPLOAD 13, EFFECT 9, 4/A 6, DEFA14A 6, 10-K 5, 424B5 5, S-1/A 5, SCHEDULE 13G/A 5, 425 4, DEF 14A 4, S-4/A 4, PRE 14A 3, S-1 3, S-3 3, ARS 2, POS AM 2, S-3/A 2, SCHEDULE 13G 2, 25-NSE 1, 424B4 1, 8-A12B 1, 8-A12B/A 1, 8-K/A 1, CERT 1, PRER14A 1, S-1MEF 1, S-4 1, S-8 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-09-18 | 20:07 ET | [8-K](/filings/0000929638-26-003573.md) | 5.07 Shareholder vote results | 0000929638-26-003573 |
| 2026-09-15 | 20:24 ET | [8-K](/filings/0000929638-26-003539.md) | 5.02 Departure or appointment of officers or directors | 0000929638-26-003539 |
| 2026-08-10 | 21:05 ET | [8-K](/filings/0000929638-26-002965.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-26-002965 |
| 2026-08-10 | 20:46 ET | [10-Q](/filings/0001193125-26-342564.md) | Quarterly report, period 2026-06-30 | 0001193125-26-342564 |
| 2026-08-03 | 20:11 ET | [DEF 14A](/filings/0001193125-26-330575.md) | Proxy statement, period 2026-09-17 | 0001193125-26-330575 |
| 2026-06-18 | 21:21 ET | [8-K/A](/filings/0000929638-26-002285.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000929638-26-002285 |
| 2026-06-18 | 20:31 ET | [8-K](/filings/0000929638-26-002281.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-26-002281 |
| 2026-05-12 | 20:22 ET | [10-Q](/filings/0001193125-26-219536.md) | Quarterly report, period 2026-03-31 | 0001193125-26-219536 |
| 2026-05-12 | 20:15 ET | [8-K](/filings/0000929638-26-001816.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-26-001816 |
| 2026-03-25 | 20:27 ET | [10-K](/filings/0001193125-26-124183.md) | Annual report, period 2025-12-31 | 0001193125-26-124183 |
| 2026-03-25 | 20:15 ET | [8-K](/filings/0000929638-26-001149.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-26-001149 |
| 2026-02-25 | 12:59 ET | [8-K](/filings/0000929638-26-000748.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0000929638-26-000748 |
| 2026-01-29 | 12:13 ET | [8-K](/filings/0000929638-26-000390.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000929638-26-000390 |
| 2025-12-15 | 21:36 ET | [8-K](/filings/0000929638-25-004601.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0000929638-25-004601 |
| 2025-11-12 | 21:37 ET | [8-K](/filings/0000929638-25-004231.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-25-004231 |
| 2025-11-12 | 21:34 ET | [10-Q](/filings/0001193125-25-277777.md) | Quarterly report, period 2025-09-30 | 0001193125-25-277777 |
| 2025-09-19 | 20:07 ET | [8-K](/filings/0000929638-25-003527.md) | 5.07 Shareholder vote results | 0000929638-25-003527 |
| 2025-09-11 | 12:44 ET | [8-K](/filings/0000929638-25-003426.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0000929638-25-003426 |
| 2025-08-12 | 20:25 ET | [10-Q](/filings/0001851961-25-000010.md) | Quarterly report, period 2025-06-30 | 0001851961-25-000010 |
| 2025-08-12 | 20:16 ET | [8-K](/filings/0000929638-25-002962.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-25-002962 |
| 2025-08-04 | 20:11 ET | [DEF 14A](/filings/0000950170-25-102009.md) | Proxy statement, period 2025-09-18 | 0000950170-25-102009 |
| 2025-06-06 | 20:15 ET | [8-K](/filings/0000929638-25-002185.md) | 8.01 Other events | 0000929638-25-002185 |
| 2025-05-16 | 20:01 ET | [8-K](/filings/0001104659-25-049992.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-25-049992 |
| 2025-05-14 | 20:30 ET | [8-K](/filings/0000929638-25-001868.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-25-001868 |
| 2025-05-14 | 20:16 ET | [10-Q](/filings/0000950170-25-071424.md) | Quarterly report, period 2025-03-31 | 0000950170-25-071424 |
| 2025-04-17 | 01:10 ET | [8-K](/filings/0000929638-25-001567.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000929638-25-001567 |
| 2025-03-25 | 20:30 ET | [10-K](/filings/0000950170-25-044438.md) | Annual report, period 2024-12-31 | 0000950170-25-044438 |
| 2025-03-25 | 20:11 ET | [8-K](/filings/0000929638-25-001242.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000929638-25-001242 |
| 2025-01-29 | 21:01 ET | [8-K](/filings/0000929638-25-000430.md) | 1.01 Entry into a material agreement | 0000929638-25-000430 |
| 2024-11-14 | 21:16 ET | [10-Q](/filings/0000950170-24-127082.md) | Quarterly report, period 2024-09-30 | 0000950170-24-127082 |
| 2024-11-14 | 21:13 ET | [8-K](/filings/0000950170-24-127069.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-127069 |
| 2024-09-26 | 21:10 ET | [8-K](/filings/0000929638-24-003250.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 9.01 Financial statements and exhibits | 0000929638-24-003250 |
| 2024-08-26 | 20:05 ET | [8-K](/filings/0001104659-24-092856.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001104659-24-092856 |
| 2024-08-14 | 21:00 ET | [10-Q](/filings/0001410578-24-001463.md) | Quarterly report, period 2024-06-30 | 0001410578-24-001463 |
| 2024-08-14 | 20:15 ET | [8-K](/filings/0001104659-24-089641.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-24-089641 |
| 2024-07-10 | 12:45 ET | [8-K](/filings/0001104659-24-078794.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-078794 |
| 2024-05-23 | 21:24 ET | [S-1/A](/filings/0001410578-24-000956.md) | Registration statement, amended | 0001410578-24-000956 |
| 2024-05-22 | 23:33 ET | [S-1](/filings/0001410578-24-000946.md) | Registration statement | 0001410578-24-000946 |
| 2024-05-17 | 20:41 ET | [S-1/A](/filings/0001410578-24-000917.md) | Registration statement, amended | 0001410578-24-000917 |
| 2024-05-14 | 21:23 ET | [10-Q](/filings/0001410578-24-000825.md) | Quarterly report, period 2024-03-31 | 0001410578-24-000825 |
| 2024-05-14 | 20:22 ET | [8-K](/filings/0001104659-24-061180.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-24-061180 |
| 2024-04-24 | 20:32 ET | [8-K](/filings/0001104659-24-051246.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 9.01 Financial statements and exhibits | 0001104659-24-051246 |
| 2024-04-19 | 22:50 ET | [S-1](/filings/0001410578-24-000518.md) | Registration statement | 0001410578-24-000518 |
| 2024-04-08 | 20:01 ET | [8-K](/filings/0001104659-24-044718.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001104659-24-044718 |
| 2024-04-01 | 20:06 ET | [8-K](/filings/0001104659-24-041823.md) | 1.01 Entry into a material agreement; 2.01 Completion of an acquisition or disposition; 3.02 Unregistered sale of equity; 3.03 Change to security holders’ rights; 5.01 Change in control; 5.02 Departure or appointment of officers or directors; 5.03 Amendment to articles or bylaws; 5.06 Item not in the standard list; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-041823 |
| 2024-03-08 | 21:52 ET | [10-K](/filings/0001410578-24-000166.md) | Annual report, period 2023-12-31 | 0001410578-24-000166 |
| 2024-02-29 | 22:54 ET | [8-K](/filings/0001104659-24-028838.md) | 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001104659-24-028838 |
| 2024-01-25 | 13:30 ET | [8-K](/filings/0001104659-24-006497.md) | 3.01 Delisting notice; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-24-006497 |
| 2023-11-14 | 00:14 ET | [10-Q](/filings/0001410578-23-002439.md) | Quarterly report, period 2023-09-30 | 0001410578-23-002439 |
| 2023-11-13 | 21:11 ET | [8-K](/filings/0001104659-23-117214.md) | 1.01 Entry into a material agreement; 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-23-117214 |

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Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:06 ET. No prices; not investment advice.