Form 4: Teradyne Director Ernest Maddock Increases Stake Through DSU Dividend Reinvestment

Teradyne Director Ernest Maddock acquired additional deferred stock units (DSUs) through dividend reinvestment, increasing his beneficial ownership of common stock.

Summary

• Ernest E. Maddock, a Director of Teradyne, Inc. (TER), acquired 6 additional shares of Common Stock on June 13, 2025.
• This acquisition occurred at a price of $0 per share, as it represents Deferred Stock Units (DSUs) issued due to Mr. Maddock's election to receive dividends on existing DSUs in the form of additional DSUs.
• Following this transaction, Mr. Maddock beneficially owns a total of 9,590 shares of Teradyne Common Stock.
• The acquisition is exempt under Exchange Act Rule 16b-3(d).
• These DSUs are designed to be settled one-for-one in Common Stock, generally within ninety days after a non-employee director ceases to serve in that capacity.

Sentiment

Score: 6

Explanation: The acquisition of additional deferred stock units by a director through dividend reinvestment is a positive sign of continued insider alignment and commitment to the company, though it is a routine and expected transaction rather than a significant new investment.

Positives

• Director Maddock's increased beneficial ownership through DSU dividend reinvestment aligns his interests further with shareholders.
• The method of acquisition (dividend reinvestment into DSUs) indicates a continued long-term commitment to the company by an insider.

Future Outlook

The Deferred Stock Units (DSUs) acquired are generally settled into Common Stock within ninety days of the director ceasing to serve in their capacity.

Industry Context

This Form 4 filing is a routine insider transaction report for a director of Teradyne, Inc., a company operating in the semiconductor test equipment and industrial automation sectors. Such filings provide transparency into insider holdings but do not typically contain broader industry analysis or strategic updates.

Stakeholder Impact

• Shareholders: Increased alignment of a director's interests with shareholders due to increased beneficial ownership.

Next Steps

• DSUs will be settled into Common Stock generally within 90 days of Ernest E. Maddock ceasing to serve as a non-employee director.

Key Dates

Keywords

Teradyne, TER, SEC Form 4, Insider Transaction, Beneficial Ownership, Deferred Stock Units, DSU, Director, Stock Acquisition, Dividend Reinvestment