# On Semiconductor Corp: filings

ON · Nasdaq · CIK 1097864 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

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

## Reports and events: 361 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 1216, 8-K 261, SC 13G/A 70, 10-Q 53, 144 40, SC TO-T/A 30, 3 29, 10-K 18, DEF 14A 18, SC 13G 17, 11-K 13, SD 13, S-8 12, ARS 11, 8-K/A 10, DEFA14A 9, UPLOAD 8, CORRESP 6, 4/A 5, SCHEDULE 13G/A 5, 3/A 4, SC TO-C 4, T-3 3, PRE 14A 2, SCHEDULE 13G 2, SC TO-I/A 2, SC TO-T 2, 8-A12B 1, 8-A12B/A 1, RW 1, S-4 1, SC 13D 1, SC TO-I 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-01 | 21:10 ET | [8-K](/filings/0001140361-26-038294.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-038294 |
| 2026-08-13 | 10:01 ET | [8-K](/filings/0001140361-26-032594.md) | 8.01 Other events | 0001140361-26-032594 |
| 2026-08-03 | 20:56 ET | [10-Q](/filings/0001097864-26-000017.md) | Quarterly report, period 2026-07-03 | 0001097864-26-000017 |
| 2026-08-03 | 20:54 ET | [8-K](/filings/0001140361-26-030989.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-26-030989 |
| 2026-06-25 | 20:55 ET | [8-K](/filings/0001140361-26-026395.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-026395 |
| 2026-05-18 | 20:30 ET | [8-K](/filings/0001140361-26-021907.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results | 0001140361-26-021907 |
| 2026-05-12 | 22:37 ET | [8-K](/filings/0001140361-26-020642.md) | 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 |
| 2026-05-07 | 10:31 ET | [8-K](/filings/0001140361-26-019416.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-019416 |
| 2026-05-06 | 11:31 ET | [8-K](/filings/0001140361-26-019207.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001140361-26-019207 |
| 2026-05-04 | 20:14 ET | [10-Q](/filings/0001097864-26-000014.md) | Quarterly report, period 2026-04-03 | 0001097864-26-000014 |
| 2026-05-04 | 20:10 ET | [8-K](/filings/0001140361-26-018868.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-26-018868 |
| 2026-04-02 | 13:13 ET | [DEF 14A](/filings/0001097864-26-000010.md) | Proxy statement, period 2026-05-14 | 0001097864-26-000010 |
| 2026-03-11 | 10:05 ET | [8-K](/filings/0001140361-26-008936.md) | 5.02 Departure or appointment of officers or directors | 0001140361-26-008936 |
| 2026-02-09 | 21:24 ET | [10-K](/filings/0001097864-26-000006.md) | Annual report, period 2025-12-31 | 0001097864-26-000006 |
| 2026-02-09 | 21:21 ET | [8-K](/filings/0001140361-26-004405.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-26-004405 |
| 2025-11-17 | 21:47 ET | [8-K](/filings/0001140361-25-042498.md) | 2.06 Material impairments | 0001140361-25-042498 |
| 2025-11-05 | 13:05 ET | [8-K](/filings/0001140361-25-040434.md) | 5.02 Departure or appointment of officers or directors | 0001140361-25-040434 |
| 2025-11-03 | 16:13 ET | [10-Q](/filings/0001097864-25-000019.md) | Quarterly report, period 2025-10-03 | 0001097864-25-000019 |
| 2025-11-03 | 13:05 ET | [8-K](/filings/0001140361-25-040094.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-25-040094 |
| 2025-09-23 | 10:28 ET | [8-K](/filings/0001140361-25-035762.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001140361-25-035762 |
| 2025-08-04 | 15:24 ET | [10-Q](/filings/0001097864-25-000013.md) | Quarterly report, period 2025-07-04 | 0001097864-25-000013 |
| 2025-08-04 | 12:05 ET | [8-K](/filings/0001140361-25-028492.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-25-028492 |
| 2025-05-21 | 12:05 ET | [8-K](/filings/0001140361-25-019979.md) | 5.07 Shareholder vote results | 0001140361-25-019979 |
| 2025-05-05 | 14:22 ET | [10-Q](/filings/0001628280-25-022042.md) | Quarterly report, period 2025-04-04 | 0001628280-25-022042 |
| 2025-05-05 | 12:05 ET | [8-K](/filings/0001140361-25-017228.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001140361-25-017228 |
| 2025-04-03 | 13:12 ET | [DEF 14A](/filings/0001097864-25-000008.md) | Proxy statement, period 2025-05-15 | 0001097864-25-000008 |
| 2025-03-18 | 21:10 ET | [8-K](/filings/0001193125-25-056735.md) | 2.06 Material impairments | 0001193125-25-056735 |
| 2025-03-06 | 11:04 ET | [8-K](/filings/0001193125-25-047728.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-047728 |
| 2025-02-25 | 21:10 ET | [8-K](/filings/0001193125-25-035138.md) | 2.05 Exit or disposal costs | 0001193125-25-035138 |
| 2025-02-10 | 16:50 ET | [10-K](/filings/0001628280-25-004557.md) | Annual report, period 2024-12-31 | 0001628280-25-004557 |
| 2025-02-10 | 13:05 ET | [8-K](/filings/0001193125-25-023201.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-023201 |
| 2024-12-10 | 11:05 ET | [8-K](/filings/0001193125-24-273895.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-273895 |
| 2024-10-28 | 14:30 ET | [10-Q](/filings/0001628280-24-043880.md) | Quarterly report, period 2024-09-27 | 0001628280-24-043880 |
| 2024-10-28 | 12:05 ET | [8-K](/filings/0001193125-24-244677.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-244677 |
| 2024-10-03 | 20:45 ET | [8-K](/filings/0001193125-24-232294.md) | 5.02 Departure or appointment of officers or directors | 0001193125-24-232294 |
| 2024-07-29 | 14:25 ET | [10-Q](/filings/0001628280-24-033229.md) | Quarterly report, period 2024-06-28 | 0001628280-24-033229 |
| 2024-07-29 | 12:08 ET | [8-K](/filings/0001193125-24-186735.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-186735 |
| 2024-06-13 | 20:31 ET | [8-K](/filings/0001193125-24-160742.md) | 8.01 Other events | 0001193125-24-160742 |
| 2024-05-22 | 20:39 ET | [8-K](/filings/0001193125-24-145010.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-24-145010 |
| 2024-04-29 | 14:18 ET | [10-Q](/filings/0001628280-24-018814.md) | Quarterly report, period 2024-03-29 | 0001628280-24-018814 |
| 2024-04-29 | 12:07 ET | [8-K](/filings/0001193125-24-120128.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-120128 |
| 2024-04-04 | 13:05 ET | [DEF 14A](/filings/0001097864-24-000001.md) | Proxy statement, period 2023-12-31 | 0001097864-24-000001 |
| 2024-04-02 | 20:31 ET | [8-K](/filings/0001193125-24-084805.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-084805 |
| 2024-03-04 | 21:33 ET | [8-K](/filings/0001193125-24-057909.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-24-057909 |
| 2024-02-26 | 21:30 ET | [8-K/A](/filings/0001193125-24-046238.md) | 5.02 Departure or appointment of officers or directors | 0001193125-24-046238 |
| 2024-02-06 | 21:45 ET | [8-K](/filings/0001193125-24-025335.md) | 5.02 Departure or appointment of officers or directors | 0001193125-24-025335 |
| 2024-02-05 | 16:27 ET | [10-K](/filings/0001628280-24-003201.md) | Annual report, period 2023-12-31 | 0001628280-24-003201 |
| 2024-02-05 | 13:06 ET | [8-K](/filings/0001193125-24-023485.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-24-023485 |
| 2023-10-30 | 14:27 ET | [10-Q](/filings/0001628280-23-035450.md) | Quarterly report, period 2023-09-29 | 0001628280-23-035450 |
| 2023-10-30 | 12:05 ET | [8-K](/filings/0001193125-23-265690.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-23-265690 |

Page 1 of 8. [Older](/companies/on/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:02 ET. No prices; not investment advice.