On Semiconductor Corp
ONNasdaqCIK 1097864TechnologyFiscal year ends Dec 31
Reports and events: 361 filings
Newest first, by EDGAR acceptance time (Eastern). Each filing’s page lists its documents on sec.gov and, for 10-K and 10-Q reports, the extracted sections.
What the forms are: 10-K, 10-Q, 8-K, Form 4, DEF 14A, Schedule 13D, Schedule 13G, amendments, accession numbers.
| Filed | Form | What it is | Accession number |
|---|---|---|---|
| 2026-10-0121:10 ET | 8-K | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-038294 |
| 2026-08-1310:01 ET | 8-K | 8.01 Other events | 0001140361-26-032594 |
| 2026-08-0320:56 ET | 10-Q | Quarterly reportPeriod 2026-07-03 | 0001097864-26-000017 |
| 2026-08-0320:54 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-26-030989 |
| 2026-06-2520:55 ET | 8-K | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-026395 |
| 2026-05-1820:30 ET | 8-K | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results | 0001140361-26-021907 |
| 2026-05-1222:37 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-020642 |
| 2026-05-0710:31 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-019416 |
| 2026-05-0611:31 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-019207 |
| 2026-05-0420:14 ET | 10-Q | Quarterly reportPeriod 2026-04-03 | 0001097864-26-000014 |
| 2026-05-0420:10 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-26-018868 |
| 2026-04-0213:13 ET | DEF 14A | Proxy statementPeriod 2026-05-14 | 0001097864-26-000010 |
| 2026-03-1110:05 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001140361-26-008936 |
| 2026-02-0921:24 ET | 10-K | Annual reportPeriod 2025-12-31 | 0001097864-26-000006 |
| 2026-02-0921:21 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-26-004405 |
| 2025-11-1721:47 ET | 8-K | 2.06 Material impairments | 0001140361-25-042498 |
| 2025-11-0513:05 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001140361-25-040434 |
| 2025-11-0316:13 ET | 10-Q | Quarterly reportPeriod 2025-10-03 | 0001097864-25-000019 |
| 2025-11-0313:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-25-040094 |
| 2025-09-2310:28 ET | 8-K | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001140361-25-035762 |
| 2025-08-0415:24 ET | 10-Q | Quarterly reportPeriod 2025-07-04 | 0001097864-25-000013 |
| 2025-08-0412:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-25-028492 |
| 2025-05-2112:05 ET | 8-K | 5.07 Shareholder vote results | 0001140361-25-019979 |
| 2025-05-0514:22 ET | 10-Q | Quarterly reportPeriod 2025-04-04 | 0001628280-25-022042 |
| 2025-05-0512:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-25-017228 |
| 2025-04-0313:12 ET | DEF 14A | Proxy statementPeriod 2025-05-15 | 0001097864-25-000008 |
| 2025-03-1821:10 ET | 8-K | 2.06 Material impairments | 0001193125-25-056735 |
| 2025-03-0611:04 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-047728 |
| 2025-02-2521:10 ET | 8-K | 2.05 Exit or disposal costs | 0001193125-25-035138 |
| 2025-02-1016:50 ET | 10-K | Annual reportPeriod 2024-12-31 | 0001628280-25-004557 |
| 2025-02-1013:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-023201 |
| 2024-12-1011:05 ET | 8-K | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-273895 |
| 2024-10-2814:30 ET | 10-Q | Quarterly reportPeriod 2024-09-27 | 0001628280-24-043880 |
| 2024-10-2812:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-244677 |
| 2024-10-0320:45 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001193125-24-232294 |
| 2024-07-2914:25 ET | 10-Q | Quarterly reportPeriod 2024-06-28 | 0001628280-24-033229 |
| 2024-07-2912:08 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-186735 |
| 2024-06-1320:31 ET | 8-K | 8.01 Other events | 0001193125-24-160742 |
| 2024-05-2220:39 ET | 8-K | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-24-145010 |
| 2024-04-2914:18 ET | 10-Q | Quarterly reportPeriod 2024-03-29 | 0001628280-24-018814 |
| 2024-04-2912:07 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-120128 |
| 2024-04-0413:05 ET | DEF 14A | Proxy statementPeriod 2023-12-31 | 0001097864-24-000001 |
| 2024-04-0220:31 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-084805 |
| 2024-03-0421:33 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-24-057909 |
| 2024-02-2621:30 ET | 8-K/A | 5.02 Departure or appointment of officers or directors | 0001193125-24-046238 |
| 2024-02-0621:45 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001193125-24-025335 |
| 2024-02-0516:27 ET | 10-K | Annual reportPeriod 2023-12-31 | 0001628280-24-003201 |
| 2024-02-0513:06 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-023485 |
| 2023-10-3014:27 ET | 10-Q | Quarterly reportPeriod 2023-09-29 | 0001628280-23-035450 |
| 2023-10-3012:05 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-23-265690 |
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:02 ET. Listed shows no prices and gives no investment advice.