Teradyne Director Sold 400 Shares of Common Stock
Director Marilyn Matz offloaded 400 shares of the company stock in a recent non-discretionary transaction.
Updated on Sept. 29, 2026 in Public Companies
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Teradyne Director Marilyn Matz sold 400 shares of common stock for a total of $140,444. The transaction occurred on September 17, 2026, at a price of $351.11 per share.
Why it matters
The sale was executed under a Rule 10b5-1 trading plan adopted in February 2026, signaling a pre-planned portfolio management move rather than a reactive decision.
Teradyne reported $4.5 billion in trailing twelve-month revenue as of September 2026. Company shares have appreciated 209% over the past year, reaching a 52-week high of $487.91.
The players
Marilyn Matz
She is a director at Teradyne, Inc. who manages a portion of her equity holdings through a pre-established trading plan.
Teradyne, Inc.
This is a global technology company that specializes in automated test equipment for semiconductors and electronic systems.
The details
Marilyn Matz processed the sale at $351.11 per share, slightly below the market closing price of $353.13 on the day of the transaction. She continues to hold 13,840 shares of Teradyne common stock following the sale.
Timeline
February 13, 2026: Rule 10b5-1 trading plan was adopted.
September 17, 2026: The director sold 400 shares of common stock.
September 29, 2026: The company announced its Magnum E2 test system.
Market Landscape
The use of an SEC Rule 10b5-1 trading plan follows a pattern established by corporate insiders to avoid accusations of trading on non-public information. Such plans are standard practice in the technology sector to ensure compliance while managing large executive equity positions.
This transaction is a pre-planned administrative move that does not change the operational trajectory for current company shareholders. Investors should look to the company's recent announcements, such as the Magnum E2 test system release, for indicators of long-term business performance.
The takeaway
Pre-planned trading programs provide a transparent framework for executives to divest shares without impacting daily market operations. Retail investors should focus on core revenue metrics and product innovations rather than routine, automated insider transactions.
Further reading
For broader trends in executive stock activity, visit the Public Companies section.
Source note: This article includes information reported by The Motley Fool.
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