Form 4: Teradyne President Sells Shares Under 10b5-1 Plan

Teradyne's President of Product Test, Regan Mills, sold 788 shares of common stock for $332.87 per share under a pre-arranged 10b5-1 trading plan.

Summary

• Regan Mills, President, Product Test at Teradyne, Inc. (TER), sold 788 shares of common stock.
• The transaction occurred on February 25, 2026, at a price of $332.87 per share.
• Following this sale, Mills beneficially owns 11,889.3452 shares of Teradyne common stock directly.
• The sale was executed pursuant to a Rule 10b5-1 sales plan adopted by Mills on November 25, 2025.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event. While an insider sale reduces executive ownership, its execution under a pre-arranged 10b5-1 plan mitigates concerns about its timing or implications for immediate company prospects.

Positives

• The sale was conducted under a pre-arranged Rule 10b5-1 trading plan, indicating a structured and pre-determined transaction rather than a reaction to immediate market conditions.

Negatives

• An insider sale, even under a 10b5-1 plan, reduces the direct ownership stake of a key executive in the company.

Risks

• No specific risks are detailed in this Form 4 filing beyond the general market interpretation of an insider sale.

Future Outlook

NA

Industry Context

StockSavvy.ai notes that insider transactions, particularly those executed under Rule 10b5-1 plans, are common practice for executives managing personal portfolios and are generally not indicative of immediate company performance or industry trends unless part of a broader pattern of sales or purchases across multiple insiders.

Corporate Governance

Stakeholder Impact

• Shareholders: May observe a slight reduction in executive ownership, though the 10b5-1 plan context typically lessens negative interpretations.

Key Dates

Keywords

Teradyne, TER, Regan Mills, Insider Sale, Form 4, 10b5-1 Plan, Common Stock, Executive Transaction, Semiconductor Equipment