Every Form 4 that Teradyne, Inc. (TER) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow TER and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full TER filings page.
Teradyne director Peter Herweck reported a small routine equity adjustment tied to his board compensation. He received 5 deferred stock units, or DSUs, on March 13, 2026 as dividends paid on existing DSUs, taken in stock units instead of cash. These DSUs will convert into an equal number of Teradyne common shares, generally within ninety days after he no longer serves as a non-employee director. Following this transaction, his directly held common stock position reported in this filing is 15,374 shares, indicating this is a minor, non-market administrative change rather than an open-market trade.
Teradyne director Mercedes Johnson reported an open-market stock sale. On the stated date, Johnson sold 625 shares of Teradyne common stock at a price of $299.20 per share under a pre-arranged Rule 10b5-1 trading plan adopted on February 3, 2025.
After this transaction, Johnson directly owned 6,988 shares of common stock. An additional 1,876 shares were held indirectly by The Mercedes Johnson Trust UAD 07/23/04, for which Johnson is trustee and sole beneficiary.
Teradyne, Inc. reported an insider stock sale by executive Mills Regan. Regan, who serves as President, Product Test, sold 788 shares of Teradyne common stock in an open-market transaction at a price of $332.87 per share on February 25, 2026. After this transaction, Regan directly owned 11,889.3452 shares of Teradyne common stock. The shares were sold under a pre-arranged Rule 10b5-1 trading plan adopted on November 25, 2025, which is designed to allow insiders to sell shares according to a preset schedule.
Teradyne, Inc. reported that President and CEO Gregory Stephen Smith received new equity awards. On February 4, 2026, he was granted 13,380 restricted stock units, each representing one share of common stock, which vest in four equal annual installments beginning on February 4, 2027.
On the same date, he was also granted a stock option for 11,810 shares of common stock at an exercise price of $269.07 per share, vesting 25% per year over four years starting on February 4, 2027. After these grants, he beneficially owned 128,469.5729 shares of common stock directly and 11,810 stock options directly.
Teradyne executive Shannon John Poulin, President, Semiconductor Test, reported new equity awards. On February 4, 2026, he received 4,460 restricted stock units of common stock at no cost, bringing his directly held common shares to 17,235.5779.
The RSUs vest in four equal annual installments beginning on February 4, 2027. He also received a stock option grant for 3,937 shares of common stock with a $269.07 exercise price, vesting 25% per year over four years starting on February 4, 2027.
Teradyne VP, General Counsel and Secretary Ryan Driscoll reported new equity awards. On February 4, 2026, he received 1,784 restricted stock units under Teradyne’s 2006 Equity and Cash Compensation Incentive Plan, each representing one share of common stock and vesting in four equal annual installments starting February 4, 2027.
He was also granted a stock option for 1,575 shares of common stock at an exercise price of $269.07 per share, vesting 25% per year over four years beginning February 4, 2027. Following the RSU grant, he beneficially owned 8,345.3054 shares of Teradyne common stock directly.
Teradyne, Inc. officer equity awards: President, Product Test Mills Regan reported new equity grants dated February 4, 2026. He received 1,004 restricted stock units (RSUs), each equal to one share of common stock, and now directly holds 12,677.3452 common shares after this grant.
The 1,004 RSUs were granted at no cash cost and will vest in four equal annual installments beginning on February 4, 2027. He was also granted a stock option for 886 shares at an exercise price of $269.07 per share, which vests 25% per year over four years starting on the same date.
Teradyne, Inc. President Teradyne Robotics Jean Pierre Hathout received new equity awards. On February 4, 2026, he was granted 1,004 shares of Common Stock in the form of restricted stock units at a grant price of $0, increasing his directly held Common Stock to 10,174 shares.
He was also granted a stock option for 886 shares of Common Stock with a $269.07 exercise price, expiring February 4, 2033. The RSUs vest in four equal annual installments beginning February 4, 2027, and the option vests 25% per year over four years starting on the same date.
Teradyne director Mercedes Johnson reported a small planned stock sale. On February 5, 2026, she sold 625 shares of common stock at $266.98 per share under a pre-arranged Rule 10b5-1 trading plan adopted on February 3, 2025.
After this sale, she beneficially owns 7,613 Teradyne shares directly. In addition, 1,876 shares are held indirectly by The Mercedes Johnson Trust UAD 07/23/04, for which she is trustee and sole beneficiary.
Teradyne, Inc. executive Jean Pierre Hathout, President of Teradyne Robotics, reported a routine share withholding related to equity compensation. On 02/02/2026, 381 shares of common stock were withheld at $249.53 per share to cover tax obligations from restricted stock units that vested on January 31 and February 1, 2026.
After this tax withholding event, Hathout beneficially owned 9,170 shares of Teradyne common stock in direct ownership. The transaction was coded "F," indicating it was not an open-market sale but shares withheld by the company for taxes.
Teradyne, Inc. officer Mills Regan, President of Product Test, reported a routine share withholding related to equity compensation. On February 2, 2026, 345 shares of common stock were withheld at $249.53 per share to cover tax obligations from restricted stock units that vested on January 31 and February 1, 2026. After this transaction, Regan directly beneficially owned 11,673.3452 shares of Teradyne common stock.
Teradyne, Inc. President and CEO Gregory Stephen Smith reported a routine tax-related share withholding. On 02/02/2026, 6,763 shares of Teradyne common stock were withheld by the company at a price of $249.53 per share to satisfy his tax obligations from restricted stock units vesting on January 31 and February 1, 2026.
After this transaction, Smith beneficially owned 115,089.5729 shares of Teradyne common stock in direct form.
Teradyne, Inc. executive reports tax share withholding. VP, General Counsel and Secretary Ryan Driscoll reported that on February 2, 2026, 414 shares of common stock were withheld by Teradyne at $249.53 per share to cover his tax obligations from restricted stock units vesting on January 31 and February 1, 2026.
After this non-open-market, tax-related transaction, Driscoll beneficially owns 6,561.3054 Teradyne common shares, held directly.
Teradyne, Inc. President and CEO Gregory Stephen Smith reported equity compensation activity involving the company’s common stock. On January 27, 2026, he acquired 59,475 shares at $0 upon full vesting of previously granted performance-based restricted stock units, each settling into one share.
To cover tax withholding on the vesting of RSUs and PRSUs, the issuer withheld 30,610 shares at $238.94 on January 27, 2026 and an additional 486 shares at $250.48 on January 28, 2026. After these transactions, he directly beneficially owned 121,852.5729 shares of Teradyne common stock.
Teradyne, Inc. executive reports tax-related share withholdings tied to RSU vesting. President, Product Test, Mills Regan reported two transactions coded "F," which indicate shares withheld by the company to cover taxes when restricted stock units vested on January 27 and January 28, 2026.
The company withheld 193 shares at $238.94 and 167 shares at $250.48. After these non‑open‑market transactions, Regan directly beneficially owns 12,018.3452 shares of Teradyne common stock, including shares previously acquired through the Employee Stock Purchase Plan.
Teradyne, Inc. VP, General Counsel and Secretary Ryan Driscoll reported routine share-withholding transactions related to restricted stock units. On January 27, 2026, 113 shares of common stock were withheld at $238.94 per share to cover tax obligations from RSU vesting, leaving 7,057.3054 shares beneficially owned directly.
On January 28, 2026, an additional 82 shares were withheld at $250.48 per share in connection with another RSU vesting, after which Driscoll directly owned 6,975.3054 Teradyne common shares. The holdings include shares previously acquired under Teradyne’s Employee Stock Purchase Plan.
Teradyne, Inc. director Mercedes Johnson reported selling 625 shares of Teradyne common stock on January 5, 2026 at a price of $211.85 per share. The sale was made under a pre-arranged Rule 10b5-1 trading plan that Johnson adopted on February 3, 2025, which is designed to allow insiders to sell shares according to a preset schedule.
After this transaction, Johnson beneficially owns 8,238 shares of Teradyne common stock directly. She also has an indirect beneficial interest in 1,876 shares held by The Mercedes Johnson Trust UAD 07/23/04, where she serves as trustee and sole beneficiary.
Teradyne, Inc.'s President and CEO, who is also a director, reported a sale of common stock. On December 12, 2025, the insider sold 1,108 shares of Teradyne common stock at $ 201.31 per share, coded as a sale transaction.
The shares were sold pursuant to a sales plan adopted by the reporting person on February 4, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934. After this transaction, the insider beneficially owned 93,408.995 shares of Teradyne common stock, held directly.
Teradyne, Inc. (TER) reported an insider transaction: the President and CEO, who is also a Director, sold 1,108 shares of common stock on 11/12/2025 at a price of $180.2 per share, coded as S (sale). The filing notes the sale was made under a Rule 10b5-1 trading plan adopted on 02/04/2025.
Following this transaction, the reporting person beneficially owns 94,516.995 shares, held directly.
Teradyne (TER) reported an insider equity transaction by its President and CEO, who is also a director. On November 5, 2025, the executive exercised a stock option for 2,072 shares at an exercise price of $36.75 (code M).
To cover the option exercise price and associated tax withholding, the issuer withheld 1,224 shares at a price of $177.05 (code F), as noted in the footnotes. Following these transactions, the reporting person beneficially owned 95,624.995 shares, held directly.
The option referenced vested 25% per year over four years beginning January 25, 2020.
Teradyne (TER): Form 4 insider transaction — A director reported a sale of common stock. On 11/05/2025, the reporting person sold 625 shares at $177.05 per share under a pre-arranged Rule 10b5-1 trading plan adopted on February 3, 2025.
Following the transaction, the reporting person beneficially owned 9,488 shares directly. In addition, 1,876 shares were held indirectly by The Mercedes Johnson Trust UAD 07/23/04, for which the reporting person serves as trustee and sole beneficiary.
Teradyne, Inc. (TER) reported insider equity awards to its Chief Financial Officer on 11/03/2025. The filing shows a grant of 11,144 restricted stock units (RSUs) at $0, and a stock option to buy 9,156 shares with a $183.07 exercise price.
The RSUs vest in four equal annual installments beginning on November 3, 2026. The option vests 25% per year over four years beginning on November 3, 2026, and expires on November 3, 2032. Following the transactions, the officer beneficially owned 11,260 shares of common stock directly.