TERADYNE, INC - TER
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 82
Latest filed: May 21, 2026
| Form | Count |
|---|---|
| 4 | 54 |
| 144 | 18 |
| 8-K | 7 |
| SCHEDULE 13G | 2 |
| SCHEDULE 13G/A | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 21, 2026 | 144 | — | 0001959173-26-003861 | View |
| May 21, 2026 | 144 | — | 0001959173-26-003851 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0000904454-26-000305 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0000904454-26-000306 | View |
| May 15, 2026 | 144 | — | 0001959173-26-003624 | View |
| May 15, 2026 | 144 | — | 0001959173-26-003627 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000274 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000276 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000262 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000264 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000266 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000268 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000270 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0000904454-26-000272 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0000904454-26-000258 | View |
| May 11, 2026 | 8-K | May 08, 2026 | 0001193125-26-215848 | View |
| May 07, 2026 | 144 | — | 0001959173-26-003360 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000775 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100119-26-000064 | View |
| Apr 29, 2026 | 8-K | Apr 28, 2026 | 0001193125-26-188706 | View |
| Apr 09, 2026 | 4 | Apr 08, 2026 | 0000904454-26-000229 | View |
| Apr 08, 2026 | 144 | — | 0001959173-26-002822 | View |
| Apr 07, 2026 | 4 | Apr 06, 2026 | 0000904454-26-000220 | View |
| Apr 06, 2026 | 144 | — | 0001959173-26-002777 | View |
| Apr 03, 2026 | 4 | Apr 01, 2026 | 0000904454-26-000214 | View |
| Apr 03, 2026 | 4 | Apr 01, 2026 | 0000904454-26-000216 | View |
| Apr 02, 2026 | 144 | — | 0001959173-26-002724 | View |
| Mar 30, 2026 | 4 | Mar 26, 2026 | 0000904454-26-000206 | View |
| Mar 30, 2026 | 4 | Mar 26, 2026 | 0000904454-26-000208 | View |
| Mar 30, 2026 | 4 | Mar 26, 2026 | 0000904454-26-000210 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-002428 | View |
| Mar 17, 2026 | 4 | Mar 13, 2026 | 0000904454-26-000184 | View |
| Mar 17, 2026 | 4 | Mar 13, 2026 | 0000904454-26-000186 | View |
| Mar 17, 2026 | 4 | Mar 13, 2026 | 0000904454-26-000188 | View |
| Mar 06, 2026 | 4 | Mar 05, 2026 | 0000904454-26-000165 | View |
| Mar 05, 2026 | 144 | — | 0001959173-26-001939 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001904623-26-000005 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001719723-26-000009 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0002019245-26-000005 | View |
| Mar 02, 2026 | 8-K | Feb 27, 2026 | 0000816761-26-000004 | View |
| Feb 27, 2026 | 4 | Feb 25, 2026 | 0000904454-26-000130 | View |
| Feb 27, 2026 | 4 | Feb 26, 2026 | 0001719723-26-000006 | View |
| Feb 26, 2026 | 144 | — | 0001950047-26-001839 | View |
| Feb 25, 2026 | 4 | Feb 24, 2026 | 0001365837-26-000006 | View |
| Feb 25, 2026 | 144 | — | 0001959173-26-001468 | View |
| Feb 24, 2026 | 144 | — | 0001959173-26-001405 | View |
| Feb 23, 2026 | 8-K | Feb 19, 2026 | 0001628280-26-010578 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0001904623-26-000002 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0002019245-26-000002 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0001588334-26-000002 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0001719723-26-000002 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0002067236-26-000002 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0001840039-26-000002 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0000921895-26-000383 | View |
| Feb 11, 2026 | 8-K | Feb 10, 2026 | 0001628280-26-007274 | View |
| Feb 11, 2026 | 144 | — | 0000921895-26-000292 | View |
| Feb 10, 2026 | 8-K | Feb 10, 2026 | 0001628280-26-006830 | View |
| Feb 06, 2026 | 4 | Feb 05, 2026 | 0000904454-26-000063 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000904454-26-000067 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000904454-26-000069 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000904454-26-000071 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000904454-26-000073 | View |
| Feb 06, 2026 | 4 | Feb 04, 2026 | 0000904454-26-000075 | View |
| Feb 05, 2026 | 144 | — | 0001959173-26-000655 | View |
| Feb 04, 2026 | 4 | Feb 02, 2026 | 0000904454-26-000053 | View |
| Feb 04, 2026 | 4 | Feb 02, 2026 | 0000904454-26-000057 | View |
| Feb 04, 2026 | 4 | Feb 02, 2026 | 0000904454-26-000059 | View |
| Feb 04, 2026 | 4 | Feb 02, 2026 | 0000904454-26-000061 | View |
| Feb 03, 2026 | 8-K | Feb 02, 2026 | 0001193125-26-034348 | View |
| Jan 29, 2026 | 4 | Jan 27, 2026 | 0000904454-26-000042 | View |
| Jan 29, 2026 | 4 | Jan 27, 2026 | 0000904454-26-000044 | View |
| Jan 29, 2026 | 4 | Jan 27, 2026 | 0000904454-26-000046 | View |
| Jan 06, 2026 | 4 | Jan 05, 2026 | 0000904454-26-000003 | View |
| Jan 05, 2026 | 144 | — | 0001959173-26-000057 | View |
| Dec 19, 2025 | 4 | Dec 17, 2025 | 0000904454-25-000636 | View |
| Dec 19, 2025 | 4 | Dec 17, 2025 | 0000904454-25-000638 | View |
| Dec 19, 2025 | 4 | Dec 17, 2025 | 0000904454-25-000640 | View |
| Dec 15, 2025 | 4 | Dec 12, 2025 | 0000904454-25-000632 | View |
| Dec 12, 2025 | 144 | — | 0001959173-25-007684 | View |
| Dec 08, 2025 | 4 | Dec 05, 2025 | 0000904454-25-000629 | View |
| Dec 05, 2025 | 144 | — | 0001959173-25-007527 | View |
| Dec 05, 2025 | 144 | — | 0001959173-25-007533 | View |