Teradyne, Inc SEC filings TER
Teradyne, Inc has 1,003 filings in SEC EDGAR's recent list, going back to Feb 3, 2015. Its latest annual report, Form ARS, was filed on Mar 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 30, 2026, covering the quarter ended Sep 27, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Nov 5, 2026 | Nov 3, 2026 |
| 4 | Insider transaction | Nov 3, 2026 | Nov 2, 2026 |
| 144 | Notice of proposed sale | Nov 2, 2026 | — |
| 4 | Insider transaction | Oct 22, 2026 | Oct 21, 2026 |
| 144 | Notice of proposed sale | Oct 21, 2026 | — |
| 4 | Insider transaction | Oct 19, 2026 | Oct 15, 2026 |
| 4 | Insider transaction | Oct 19, 2026 | Oct 15, 2026 |
| 144 | Notice of proposed sale | Oct 15, 2026 | — |
| 144 | Notice of proposed sale | Oct 15, 2026 | — |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 144 | Notice of proposed sale | Oct 1, 2026 | — |
| 4 | Insider transaction | Sep 28, 2026 | Sep 24, 2026 |
| 4 | Insider transaction | Sep 28, 2026 | Sep 24, 2026 |
| 4 | Insider transaction | Sep 28, 2026 | Sep 25, 2026 |
| 4 | Insider transaction | Sep 28, 2026 | Sep 24, 2026 |
| 4 | Insider transaction | Sep 18, 2026 | Sep 17, 2026 |
| 144 | Notice of proposed sale | Sep 17, 2026 | — |
| 4 | Insider transaction | Sep 16, 2026 | Sep 15, 2026 |
| 4 | Insider transaction | Sep 16, 2026 | Sep 15, 2026 |
| 144 | Notice of proposed sale | Sep 15, 2026 | — |
| 144 | Notice of proposed sale | Sep 15, 2026 | — |
| 4 | Insider transaction | Sep 2, 2026 | Sep 1, 2026 |
| 144 | Notice of proposed sale | Sep 1, 2026 | — |
| 4 | Insider transaction | Aug 18, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 17, 2026 |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 144 | Notice of proposed sale | Aug 17, 2026 | — |
| 4 | Insider transaction | Aug 4, 2026 | Aug 3, 2026 |
| 144 | Notice of proposed sale | Aug 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 30, 2026 | — |
| 4 | Insider transaction | Jul 16, 2026 | Jul 15, 2026 |
| 4 | Insider transaction | Jul 16, 2026 | Jul 15, 2026 |
| 144 | Notice of proposed sale | Jul 15, 2026 | — |
| 144 | Notice of proposed sale | Jul 15, 2026 | — |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 144 | Notice of proposed sale | Jul 1, 2026 | — |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 29, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 16, 2026 | Jun 12, 2026 |
| 144 | Notice of proposed sale | Jun 15, 2026 | — |
| 144 | Notice of proposed sale | Jun 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jun 4, 2026 | — |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 2, 2026 |
| 144 | Notice of proposed sale | Jun 2, 2026 | — |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| 144 | Notice of proposed sale | May 22, 2026 | — |
| 144 | Notice of proposed sale | May 21, 2026 | — |
| 144 | Notice of proposed sale | May 21, 2026 | — |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 15, 2026 |
| 144 | Notice of proposed sale | May 15, 2026 | — |
| 144 | Notice of proposed sale | May 15, 2026 | — |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 12, 2026 | May 8, 2026 |
| 4 | Insider transaction | May 11, 2026 | May 7, 2026 |
| 144 | Notice of proposed sale | May 7, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| 4 | Insider transaction | Apr 9, 2026 | Apr 8, 2026 |
| 144 | Notice of proposed sale | Apr 8, 2026 | — |
| 4 | Insider transaction | Apr 7, 2026 | Apr 6, 2026 |
| 144 | Notice of proposed sale | Apr 6, 2026 | — |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 144 | Notice of proposed sale | Apr 2, 2026 | — |
| 4 | Insider transaction | Mar 30, 2026 | Mar 26, 2026 |
| 4 | Insider transaction | Mar 30, 2026 | Mar 26, 2026 |
| 4 | Insider transaction | Mar 30, 2026 | Mar 26, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 17, 2026 | Mar 13, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 13, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 13, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 5, 2026 |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 4 | Insider transaction | Feb 27, 2026 | Feb 25, 2026 |
| 144 | Notice of proposed sale | Feb 25, 2026 | — |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 5, 2026 |
| 144 | Notice of proposed sale | Feb 5, 2026 | — |
| 4 | Insider transaction | Feb 4, 2026 | Feb 2, 2026 |
| 4 | Insider transaction | Feb 4, 2026 | Feb 2, 2026 |
| 4 | Insider transaction | Feb 4, 2026 | Feb 2, 2026 |
| 4 | Insider transaction | Feb 4, 2026 | Feb 2, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 27, 2026 |
| 4 | Insider transaction | Jan 6, 2026 | Jan 5, 2026 |
| 144 | Notice of proposed sale | Jan 5, 2026 | — |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 17, 2025 |
| 4 | Insider transaction | Dec 15, 2025 | Dec 12, 2025 |
| 144 | Notice of proposed sale | Dec 12, 2025 | — |
| 4 | Insider transaction | Dec 8, 2025 | Dec 5, 2025 |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 4 | Insider transaction | Nov 14, 2025 | Nov 12, 2025 |
| 144 | Notice of proposed sale | Nov 12, 2025 | — |
| 4 | Insider transaction | Nov 7, 2025 | Nov 5, 2025 |
| 4 | Insider transaction | Nov 7, 2025 | Nov 5, 2025 |
| 144 | Notice of proposed sale | Nov 5, 2025 | — |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 144 | Notice of proposed sale | Nov 5, 2025 | — |
| 144 | Notice of proposed sale | Nov 5, 2025 | — |
| 144 | Notice of proposed sale | Nov 4, 2025 | — |
| 144 | Notice of proposed sale | Nov 3, 2025 | — |
| 3 | Initial insider ownership | Nov 3, 2025 | Nov 3, 2025 |
| 144 | Notice of proposed sale | Oct 27, 2025 | — |
| 4 | Insider transaction | Oct 15, 2025 | Oct 10, 2025 |
| 144 | Notice of proposed sale | Oct 10, 2025 | — |
| 4 | Insider transaction | Oct 8, 2025 | Oct 6, 2025 |
| 144 | Notice of proposed sale | Oct 6, 2025 | — |
| 4 | Insider transaction | Oct 1, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Sep 29, 2025 |
| 4 | Insider transaction | Sep 29, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 29, 2025 | Sep 25, 2025 |
| 4 | Insider transaction | Sep 24, 2025 | Sep 22, 2025 |
| 144 | Notice of proposed sale | Sep 22, 2025 | — |
| 4 | Insider transaction | Sep 16, 2025 | Sep 12, 2025 |
| 144 | Notice of proposed sale | Sep 12, 2025 | — |
| 3 | Initial insider ownership | Sep 10, 2025 | Sep 2, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 144 | Notice of proposed sale | Sep 5, 2025 | — |
| 4 | Insider transaction | Aug 14, 2025 | Aug 12, 2025 |
| 144 | Notice of proposed sale | Aug 12, 2025 | — |
| 4 | Insider transaction | Aug 7, 2025 | Aug 5, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Aug 1, 2025 |
| 144 | Notice of proposed sale | Aug 5, 2025 | — |
| 4 | Insider transaction | Aug 1, 2025 | Jul 30, 2025 |
| 4 | Insider transaction | Aug 1, 2025 | Jul 30, 2025 |
| 144 | Notice of proposed sale | Jul 31, 2025 | — |
| 144 | Notice of proposed sale | Jul 30, 2025 | — |
| 144 | Notice of proposed sale | Jul 30, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2025 | — |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 3 | Initial insider ownership | Jul 3, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 3 | Initial insider ownership | Jul 3, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jun 30, 2025 | Jun 26, 2025 |
| 4 | Insider transaction | Jun 30, 2025 | Jun 26, 2025 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 13, 2025 |
| 4 | Insider transaction | May 13, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 13, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 13, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 13, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 13, 2025 | May 9, 2025 |
| 3 | Initial insider ownership | May 13, 2025 | May 9, 2025 |
| 3 | Initial insider ownership | May 13, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 13, 2025 | May 9, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2025 | — |
| 4 | Insider transaction | Mar 31, 2025 | Mar 27, 2025 |
| 4 | Insider transaction | Mar 31, 2025 | Mar 27, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 14, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 14, 2025 |
| 4 | Insider transaction | Mar 18, 2025 | Mar 14, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 144 | Notice of proposed sale | Mar 3, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| 4 | Insider transaction | Feb 5, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 5, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 5, 2025 | Feb 4, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Feb 3, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 144 | Notice of proposed sale | Feb 4, 2025 | — |
| 144 | Notice of proposed sale | Feb 4, 2025 | — |
| 144 | Notice of proposed sale | Feb 4, 2025 | — |
| 144 | Notice of proposed sale | Feb 3, 2025 | — |
| 4 | Insider transaction | Jan 31, 2025 | Jan 30, 2025 |
| 4 | Insider transaction | Jan 31, 2025 | Jan 30, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
| 4 | Insider transaction | Jan 30, 2025 | Jan 28, 2025 |
Showing 200 filings, the most recent 200. 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.
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Company profile
- Industry
- Instruments For Meas & Testing of Electricity & Elec Signals (SIC 3825)
- Listed as
- TER (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- MA
- Headquarters
- North Reading, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 97210
- Former names
- TERADYNE INC (until Oct 11, 2006)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.