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TER TERADYNE, INC Insider Trading

Latest: President and CEO Sold $1.4M of Shares · Jul 2026

Multiple insiders have been active at TERADYNE, INC (TER): 3 distinct insiders account for 0 buy filings and 6 sell filings as of Jul 2026. Its highest-significance filing in the last 90 days: President and CEO Gregory Stephen Smith sold $1.4M, transaction dated Jul 2026.

6 filings analyzed · Latest 2026-07-16

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Buys
0
Sells
6
Insiders
3
Direction
Net selling

TERADYNE, INC leadership

CEO
Gregory S. Smith — Chief Executive Officer
CFO
Michelle Turner — Chief Financial Officer
General Counsel
Ryan Driscoll — Vice President, General Counsel and Secretary
Chair
Paul J. Tufano — Independent Chair of the Board

Historically, stocks have lagged the S&P 500 by a median ~3% over the 90 days after a medium insider sell (n ≈ 4,738, 2024-2026). Past results don't predict the future. How we measure this ↗

July 2026
2026-07-16 10b5-1 Plan
medium
President and CEO
4,000 shares
$1,425,240
@ $356.31
Significance 4

TER CEO Gregory Stephen Smith sold 4,000 shares at $356.31 on 2026-07-15; stock now down 33.8% from 52-week high under 10b5-1 plan.

Gregory Stephen Smith, President and CEO of Teradyne, Inc., sold 4,000 shares at $356.31 on 2026-07-15 pursuant to a pre-arranged 10b5-1 trading plan adopted on 2026-02-12, reducing his holdings from 120,495 to 116,495 shares. The sale occurred at a materially higher price than the current price of $322.95, and the stock has declined 33.8% from its 52-week high of $487.91, a fall of 21.1% over the 30 days immediately following the trade. Because this transaction was scheduled under a 10b5-1 plan rather than discretionary, it carries no signal regarding the CEO's contemporaneous conviction about valuation or company prospects—the execution timing was predetermined. At the same ticker, his prior sell on 2026-06-15 resulted in a 30-day return of -19.1%, consistent with the negative price momentum observed post-trade in both instances.

June 2026
2026-06-16 10b5-1 Plan
low
President and CEO
4,000 shares
$1,692,120
@ $423.03
Significance 3

TER CEO Gregory Stephen Smith sold 4,000 shares at $423.03 on 2026-06-15 under pre-arranged 10b5-1 plan; still holds 120,469 shares

Gregory Stephen Smith, President and CEO, sold 4,000 shares (4.0K shares) of TERADYNE for $1,692,120.00 on 2026-06-15 at $423.03 per share under a pre-arranged 10b5-1 trading plan adopted on 2026-02-12, resulting in a post-transaction holding of 120,469 shares. This is a scheduled, non-discretionary transaction, so it does not reflect a real-time management judgment about valuation or business direction. The sale represents a -3.2% reduction in his holdings. At the transaction price of $423.03, the stock was trading near its 52-week high of $437.77. His one prior sale at TER (on 2026-05-15) occurred in a period of strong momentum (+19.0% 30-day return), consistent with a plan executing during periods of positive price action. Investors should monitor whether Smith continues to execute pre-arranged sales at elevated prices or whether subsequent filings signal discretionary repositioning.

May 2026
2026-05-26 10b5-1 Plan
low
President, Semiconductor Test
1,664 shares
$581,013
@ $349.17
Significance 4

President sells 1,664 shares at $345.37–$355.00 via scheduled 10b5-1 plan; retains 15,721 non-derivative shares plus 8,532 in options

Shannon John Poulin, President of Semiconductor Test, executed 2 separate sales totaling 1,664 shares for $581,012.96 on consecutive trading days (May 21–22, 2026) at prices ranging from $345.37 to $355.00. These sales were part of a pre-arranged 10b5-1 trading plan adopted on 2026-02-19, indicating a scheduled, non-discretionary execution rather than a response to current market conditions. Post-transaction, Poulin retains 15,721 non-derivative shares (a 9.6% reduction from prior holdings) along with 8,532 stock options, preserving substantial ongoing exposure to Teradyne. The scheduled nature of the plan removes timing as a meaningful signal; this represents portfolio management through an established mechanism rather than a discretionary trading decision.

2026-05-19 10b5-1 Plan
low
President and CEO
8,597 shares
$2,914,211
@ $338.98
Significance 3

TER CEO Smith Gregory Stephen sells 8,597 shares (8.6K) at $338.98 under pre-arranged 10b5-1 plan; stock now -23.8% from 52-week high.

Smith Gregory Stephen, as President and CEO, executed a sale of 8,597 shares at $338.98 on 2026-05-15 under a pre-arranged 10b5-1 trading plan adopted on 2026-02-12, reducing his holdings from 133,066 shares to 124,469 shares. This transaction is scheduled rather than discretionary, eliminating timing as an analytical signal. Since the trade, TER stock has declined 23.8% from its 52-week high of $422.11, with the current price at $321.73, though this post-trade movement is unrelated to the insider's trading decision under a fixed plan. With a P/E of 58.92 and the company showing strong fundamentals (revenue growth of +13.1% annually, $398.9M net income in the latest quarter on $1.3B quarterly revenue), the sale does not materially alter the CEO's significant 124.5K-share remaining position.

January 2025
2025-01-30 10b5-1 Plan
medium
VP and Chief Financial Officer
5,338 shares
$656,040
@ $122.90
Significance 4

CFO Sanjay Mehta sold 5,338 shares of TER at $122.90 on 2025-01-29; stock now down -8.6% in 30d and -29.4% from 52-week high

Sanjay Mehta, VP and CFO, sold 5,338 shares of Teradyne at $122.90 on 2025-01-29, reducing his holdings by -14.7% to 31,060 shares. The stock has declined -8.6% over the past 30 days and now trades at $115.08, down -29.4% from its 52-week high of $163.00. Mehta's cross-ticker track record shows a 71.43% well-timed rate on prior sells (7 sells with avg 90d return -7.9%), but his same-ticker history at Teradyne is more mixed: 3 of 5 prior sells showed negative 90-day returns, while 2 showed positive outcomes. The company faces headwinds with annual revenue declining -15.2% and the stock trading at a P/E of 36.53 despite a declining revenue trajectory, leaving investors to assess whether the sale reflects operational concerns or routine portfolio management.

August 2024
2024-08-22 10b5-1 Plan
medium
VP and Chief Financial Officer
6,153 shares
$818,718
@ $133.06
Significance 4

Mehta Sanjay (then-CFO) sold 6,153 shares at $133.06 under 10b5-1 plan adopted May 2024

Mehta Sanjay, who was CFO at the time, sold 6,153 shares (6.2K shares) on 2024-08-20 at $133.06 per share for total proceeds of $818,718.18 ($818.7K), reducing holdings from 41,986 shares (42.0K shares) to 35,833 shares (35.8K shares)—a net reduction of 14.7% versus pre-transaction holdings. This transaction was executed under a pre-arranged 10b5-1 trading plan adopted on 2024-05-20, making it a scheduled, non-discretionary sale. Because the sale was governed by a pre-established trading plan adopted months in advance, it reflects programmatic portfolio management rather than a response to current market conditions. The significant reduction in his shareholding (14.7%) should be noted in context of his then-executive role, though the scheduled nature of the plan limits inferences about immediate business outlook.

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