4Filing Date: Sep 16, 2026

Teradyne

Statement of Changes in Beneficial Ownership

View SEC Filing
ACC: 0000904454-26-000483
Total Value$270.3K
Trades1
Insiders1

Transaction Details

MATZ MARILYN
Director·Direct
Sell · Dispose
Common Stock
Shares-800
Price$337.83
Total Value$270.3K
Shares Owned After14.24K
Transaction DateSep 15, 2026
10b5-1
Footnotes ▸

The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person on February 13, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

Post-Transaction Holdings

MATZ MARILYN · Director
SecuritySharesChange
Common Stock14.24K-800 (-5.32%)
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Deep Analysis

Teradyne director Marilyn Matz sold 800 shares for $270,264 at $337.83 under a Rule 10b5-1 plan adopted February 13, 2026, trimming her direct stake by about 5.3%.

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Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-09-15 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: TERADYNE, INC (TER) CIK: 0000097210 --- Reporting Owner --- Name: MATZ MARILYN CIK: 0001618274 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-09-15 | Code: S (Open market sale) Shares: -800 | Price: $337.83 Total Value: $270,264.00 Shares Owned After: 14,240.675 | Ownership: D (Direct) Footnotes: [F1] The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person on February 13, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934. --- Footnotes (Complete Index) --- F1: The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person on February 13, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934. --- Signature --- /s/ /s/ Ryan E. Driscoll, Attorney-in-Fact (2026-09-16)

keid analysis is for reference only and does not constitute investment advice.