Welcome to our dedicated page for Teradyne SEC filings (Ticker: TER), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Teradyne, Inc. filings document an operating company with common stock traded on Nasdaq under TER and businesses in automated test equipment and advanced robotics. Form 8-K reports cover quarterly operating and financial results across Semiconductor Test, Product Test, and Robotics, along with material events such as annual meeting vote results and executive-transition or compensation arrangements.
Proxy materials describe board elections, advisory compensation votes, auditor ratification, executive compensation, equity-award reporting, and related governance matters. The filings also provide capital-structure details, including Teradyne's common stock class, and formal exhibits tied to earnings releases and other disclosure events.
Teradyne Inc. Schedule 13G/A reports that BlackRock, Inc. beneficially owns 15,850,543 shares of Teradyne common stock, representing 10.1% of the class as of 05/31/2026. The filing attributes 14,784,600 shares of sole voting power and 15,850,543 shares of sole dispositive power to BlackRock's Reporting Business Units. The amendment is signed on 06/04/2026.
Teradyne, Inc. executive Jean Pierre Hathout reported routine tax-related share disposals tied to vesting restricted stock units. On June 1 and June 2, 2026, a total of 441 common shares were withheld by the company to cover tax obligations, leaving him with 9,733 directly held shares.
Teradyne, Inc. director Mercedes Johnson reported an open-market sale of 167 shares of common stock at $369.74 per share. The sale occurred on June 2, 2026 and was made pursuant to a Rule 10b5-1 trading plan adopted on March 4, 2026. After this transaction, Johnson directly holds 6,864 Teradyne shares and indirectly holds 1,876 shares through The Mercedes Johnson Trust UAD 07/23/04, where she is trustee and sole beneficiary.
TER reported a Form 144 notice indicating proposed and recent sales of Common Stock by an insider. The filing lists a proposed sale line showing 167 (field present) and records two reported dispositions of 625 shares each on 03/05/2026 and 04/06/2026 with proceeds of $187,012.50 and $195,125.00, respectively. The securities are identified as restricted stock from a Restricted Stock Vesting compensation source.
Teradyne, Inc. executive Shannon John Poulin reported a mix of option exercises, tax withholding, and share sales in company stock. On May 21, 2026, he exercised stock options for 2,843 shares of common stock at an exercise price of $82.61 per share, then 1,531 shares were disposed of to cover the option exercise price and related tax-withholding obligations. Also on May 21, 2026, he sold 1,008 shares in open-market transactions at $345.37 per share, followed by an additional sale of 656 shares at $355.00 per share on May 22, 2026. The filing states that the sales were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on February 19, 2026, and after these transactions he directly holds approximately 15,722 shares of Teradyne common stock.
Teradyne, Inc. director Marilyn Matz reported an open-market sale of company common stock. On May 21, 2026, she sold 400 shares of Teradyne common stock at $350 per share. After this transaction, she directly holds 18,640.675 shares of common stock. The filing notes that this sale was executed under a pre-arranged sales plan adopted on February 13, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.
TER Rule 144 notice: a holder reported intended sale of 656 shares via a stock option exercise on 05/21/2026, with the method listed as cash. The filing also records 1,008 shares sold in the prior three months for $348,132.96.
TER: A Form 144 notice reports proposed and recent insider-related transactions in common stock. The filing lists 400 shares identified as "Securities To Be Sold" tied to Restricted Stock Vesting with a date of 05/08/2026. It also records that Marilyn Matz sold 800 shares on 05/15/2026 for $271,184.00. Broker details include Fidelity Brokerage Services LLC and a reporting date of 05/21/2026.
Teradyne, Inc. President and CEO Gregory Stephen Smith exercised stock options for 4,597 shares of common stock at $72.10 per share and sold 8,597 shares at $338.98 per share. After these transactions, he directly holds 124,469.5729 common shares. The trades were executed under a pre-arranged Rule 10b5-1 sales plan adopted on February 12, 2026.