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. reported a strong first quarter of 2026, with total revenue of $1,282.5 million, up from $685.7 million a year earlier, driven mainly by AI-related demand in its Semiconductor Test business.
Net income rose to $398.9 million, compared with $98.9 million in the prior-year quarter, and diluted EPS increased to $2.53 from $0.61. Semiconductor Test revenue reached $1,110.8 million, exceeding $1.0 billion for the first time, supported by strong compute and memory test demand, including high bandwidth memory for AI data centers.
Robotics posted its fourth consecutive quarter of sequential revenue growth, and Product Test revenue also grew year over year, aided by defense and aerospace applications. Operating cash flow improved to $265.1 million. The company ended the quarter with $241.9 million in cash and cash equivalents and $152.0 million in marketable securities, with no outstanding balance on its revolving credit facility.
Teradyne Inc reports a Schedule 13G showing Vanguard Portfolio Management beneficially owns 8,623,026 shares of Common Stock (5.50%). The filing states Vanguard has sole dispositive power over 8,623,026 shares and sole voting power of 20,108 shares as reported for the period ending 03/31/2026. The disclosure notes holdings include shares held for Vanguard funds and managed accounts.
Teradyne Inc reported that Vanguard Capital Management beneficially owns 11,732,982 shares of Common Stock, representing 7.49% of the class. The filing states Vanguard has sole voting power over 1,556,791 shares and sole dispositive power over 11,732,982 shares.
The filing notes these holdings reflect securities held by Vanguard Capital Management LLC and affiliated business divisions, including shares held for Vanguard funds and managed accounts. The Schedule 13G was signed by Ashley Grim as Head of Global Fund Administration.
Teradyne reported record first-quarter 2026 results, well above its guidance, driven by surging AI-related demand. Revenue reached $1.282 billion, up 87% from Q1 2025, with GAAP earnings of $2.53 per diluted share and non-GAAP earnings of $2.56 per share, both rising sharply year over year.
Semiconductor Test contributed $1.111 billion of revenue, Robotics $91 million, and Product Test $80 million. GAAP net income was $398.9 million, and gross margin was strong at $780.9 million of gross profit. Management noted that about 70% of revenue is tied to AI-related demand across compute and memory markets.
For the second quarter of 2026, Teradyne guides revenue between $1.150 billion and $1.250 billion, with GAAP EPS of $1.83 to $2.12 and non-GAAP EPS of $1.86 to $2.15. The company generated $265.1 million of operating cash flow in the quarter and declared a $0.13 per-share dividend.
Teradyne executive Regan Mills reported a small stock sale. As President, Product Test at Teradyne, Mills sold 16 shares of common stock on April 8, 2026 at $342.17 per share, leaving 11,399.3452 shares directly owned.
According to the footnote, this additional sale corrected the number of shares previously withheld to cover taxes on restricted stock units that vested on April 1, 2026. The trade was made under a pre-arranged sales plan adopted on November 25, 2025 and intended to comply with Rule 10b5-1, indicating it was part of a scheduled program rather than a discretionary market-timing decision.
The filing is a Form 144 notice relating to proposed or recent sale activity in the issuer's common stock. It lists sales by Regan Mills of 788 shares on 02/25/2026 for $262,301.56 and 252 shares on 04/02/2026 for $73,301.76, and references a Restricted Stock Vesting event dated 04/01/2026.
TERADYNE, INC director Mercedes Johnson reported an open-market sale of 625 shares of common stock at $312.20 per share on April 6, 2026. After the sale, she directly holds 6,363 shares and indirectly holds 1,876 shares through The Mercedes Johnson Trust. The sale was made under a pre-arranged Rule 10b5-1 trading plan adopted on February 3, 2025.
TER submitted a Form 144 notice reporting proposed sales of 625 shares of Common Stock in separate transactions dated 02/05/2026 and 03/05/2026, with dollar values reported as $166,862.50 and $187,012.50 respectively. The entries list restricted stock vesting events from 2016 and 2017 as the source.
Teradyne, Inc. executive Shannon John Poulin, President of Semiconductor Test, reported a routine share withholding related to equity compensation. On April 1, 2026, 1,162 shares of common stock were withheld at $312.20 per share to cover tax obligations from vesting restricted stock units.
After this tax-withholding disposition, Poulin directly holds 16,073.5779 shares of Teradyne common stock. This event reflects compensation-related tax treatment rather than an open‑market purchase or sale decision.
Teradyne, Inc. executive Regan Mills reported small share sales and tax-related share withholding. On April 2, 2026, Mills completed an open-market sale of 252 shares of common stock at $290.88 per share, and continued to hold 11,415.3452 shares directly afterward.
On April 1, 2026, 222 shares were disposed of to cover tax withholding obligations tied to vesting of restricted stock units, at a value of $312.20 per share. The April 2 sale was made under a pre-established Rule 10b5-1 trading plan adopted on November 25, 2025, indicating the transaction timing was pre-planned.