Teradyne (TER)CEO sold ~$1.35M

~$1.35M

Approx. value · 4,000 sh @ $337.83

108K

Holds after · shares reported

Traded

Sep 15, 2026

Filed

Sep 16, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Dec 15, 2025Federal contract · $8.4M obligatedDepartment of Defense awarded Teradyne: $8.36M obligated to date
2. Mar 27, 2026CongressDisclosed purchase of TER — reported range $1,001 - $15,000
3. Jul 28, 2026Company filing · Form 8-K · ResultsReported its results
4. Jul 30, 20265% stakeBlackRock, Inc. reported a passive stake (13G) of 11.1%
5. Aug 3, 2026InsiderDirector sold ~$59K of TER shares in the open market
6. Aug 7, 2026Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations
7. Aug 17, 2026Insider · 2 peopleInsiders: 2 sales (~$2.2M)
8. Sep 1, 2026InsiderDirector sold ~$57K of TER shares in the open market
9. Sep 15, 2026 · this disclosureInsiderCEO sold ~$1.35M of TER shares in the open market

What came next

1. Sep 15, 2026InsiderDirector sold ~$270K of TER shares in the open market
2. Sep 17, 2026InsiderDirector sold ~$140K of TER shares in the open market
3. Oct 1, 2026InsiderDirector sold ~$67K of TER shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Teradyne

For Teradyne, OQRO holds 14 insider filings (SEC Form 4 or Form 144), 1 Congress trade report, 35 fund holdings reports (13F) and 1 federal contract award dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its TER page.

Other recent filings by Gregory Stephen Smith, President and CEO

• SEC Form 4 at Teradyne (TER)Aug 18, 2026
• SEC Form 4 at Teradyne (TER)Jul 16, 2026
• SEC Form 4 at Teradyne (TER)Jun 17, 2026
• SEC Form 4 at Teradyne (TER)May 19, 2026
• SEC Form 4 at Teradyne (TER)Dec 15, 2025

The full history of Gregory Stephen Smith, President and CEO is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Teradyne

• SEC Form 4Oct 2, 2026
• SEC Form 144Oct 1, 2026
• SEC Form 4Sep 18, 2026
• SEC Form 144Sep 17, 2026
• SEC Form 4Sep 16, 2026
• SEC Form 144Sep 15, 2026

Everything OQRO holds on this company is on its TER page.