JOHNSON MERCEDES 4

What Happened Mercedes Johnson, a director of Teradyne, sold 625 shares of Teradyne (TER) in an open-market transaction on March 5, 2026. The shares were sold at $299.20 each for total proceeds of $187,000. The sale was executed under a pre-established Rule 10b5-1 sales plan, which typically reflects a planned disposition rather than a spontaneous trade.

Key Details

• Transaction date and price: 2026-03-05 — 625 shares sold at $299.20 per share.
• Total value: $187,000.
• Shares owned after transaction: Not specified in the provided filing.
• Footnotes: (F1) Sale pursuant to a 10b5-1 plan adopted Feb 3, 2025. (F2) Shares are held by The Mercedes Johnson Trust UAD 07/23/04; Johnson is trustee and sole beneficiary.
• Filing timeliness: Form filed on 2026-03-06 (one day after the transaction), indicating a timely report.

Context This was a sale (not a purchase or option exercise). Because the transaction was executed under a Rule 10b5-1 plan, it was prearranged and is generally viewed as a routine, planned disposition rather than an immediate signal about the insider’s view of the company.