TERADYNE, INC 4

Mercedes Johnson sold 166 shares of Teradyne, Inc. common stock for roughly $59K under a Rule 10b5-1 trading plan, retaining direct and trust-held ownership afterward.

On August 3, 2026, reporting person Mercedes Johnson sold 166 shares of Teradyne, Inc. common stock at an average price of approximately $358.15 per share, for an aggregate value of about $59,444, in a transaction coded as a discretionary sale (transaction code S). Following the sale, she directly owns 6,531 shares, and an additional 1,876 shares are held indirectly through The Mercedes Johnson Trust UAD 07/23/04, for which she serves as trustee and sole beneficiary. The filing notes that the sale was executed under a Rule 10b5-1 trading plan adopted on March 4, 2026, indicating a pre-arranged, systematic disposition rather than an opportunistic trade.

Filing Facts

CIK

97210

Ticker

TER

Form

4

Source Type

sec

Accession

0000904454-26-000430

Alert Tier

7