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.
The Teradyne, Inc. (NASDAQ: TER) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures filed with the U.S. Securities and Exchange Commission. Teradyne is incorporated in Massachusetts and lists its common stock on the Nasdaq Stock Market LLC under the symbol TER. As a public issuer, it files annual reports on Form 10-K, quarterly reports on Form 10-Q, and current reports on Form 8-K, along with other required documents. These filings offer detailed information about Teradyne’s automated test equipment and advanced robotics businesses, financial condition, governance, and material corporate events.
Recent Form 8-K filings illustrate the range of topics covered in Teradyne’s current reports. The company files 8-Ks to furnish quarterly earnings press releases under Item 2.02, disclosing results for segments such as Semiconductor Test, Product Test, and Robotics. Other 8-Ks report on executive officer changes, including the appointment of a new Chief Financial Officer, and provide summaries of related compensation and change-of-control arrangements under Item 5.02. Teradyne also uses Form 8-K to disclose director appointments, committee assignments, and amendments to its Amended and Restated By-Laws, including changes to shareholder proposal and director nomination procedures.
Filings related to governance, such as bylaw amendments, describe how Teradyne manages shareholder rights, nomination windows, voting standards, and meeting procedures. These documents help investors understand the company’s corporate governance framework. Additional filings may address material modifications to the rights of security holders, such as changes linked to bylaw updates, and provide timelines for shareholder actions ahead of annual meetings.
On Stock Titan, Teradyne’s SEC filings are presented with AI-powered summaries designed to make complex regulatory documents more accessible. Annual reports (Form 10-K) and quarterly reports (Form 10-Q) can be reviewed with AI-generated highlights that point to key discussions of segment performance, risk factors, and liquidity. Current reports (Form 8-K) are summarized to emphasize the nature of each material event, whether it involves financial results, leadership changes, or governance updates. Investors can also track insider-related filings such as Form 4, where available, to monitor transactions by directors and executive officers. Real-time updates from EDGAR and AI explanations allow users to quickly identify the most relevant information in Teradyne’s filings without reading every page in full.
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. filed a current report to note that it released financial results for the fourth quarter ended December 31, 2025. The company issued a press release on February 2, 2026 summarizing its operations and financial condition for that period, attached as Exhibit 99.1.
The filing is primarily administrative, formally furnishing the earnings press release and related interactive data as part of Teradyne’s ongoing disclosure obligations to investors.
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.
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