TERADYNE, INC (TER)
SEC filings, insider trading & institutional ownership from EDGAR.
Teradyne, Inc., founded in 1960 and headquartered as a Massachusetts corporation, is a leading global supplier of automated test equipment and robotics solutions, designing, developing, manufacturing and selling automated test systems and robotics products used across consumer electronics, wireless, automotive, industrial, computing, communications, and aerospace and defense industries. The company operates through several key segments: Semiconductor Test, which provides wafer-level, device-package and system-level test systems (including the FLEX Test Platform, UltraFLEXPlus, J750/IP750, Magnum, ETS/Eagle platforms, and system-level test and hard disk drive testers) sold to integrated device manufacturers, fabless companies, foundries, and OSATs to improve product quality, performance, yield and time to market; Robotics, comprised of Universal Robots (collaborative robotic arms, or "cobots," sold under UR3e through UR30 model lines for industries such as automotive, food & beverage, electronics, and pharmaceuticals) and Mobile Industrial Robots (autonomous mobile robots including the MiR250, MiR600, MiR1350, and MiR1200 Pallet Jack, used in manufacturing and logistics to improve efficiency and safety); and an "All Other" category encompassing System Test (Defense/Aerospace test instrumentation and Production Board Test systems for in-circuit test and device programming of printed circuit boards) and Wireless Test (LitePoint-branded solutions for wireless silicon validation and device manufacturing). In 2024, the company purchased a 10% stake in Technoprobe, S.p.A. for approximately $524.1 million and simultaneously sold its Device Interface Solutions business (part of Semiconductor Test) to Technoprobe for $85.0 million, resulting in a $57.1 million pre-tax gain.
Teradyne's customer base is highly concentrated, with its five largest direct customers accounting for 36% of 2024 consolidated revenues, and Samsung alone representing approximately 12.5% of 2024 revenues across its Semiconductor Test and Wireless Test segments; other historically significant customers include Texas Instruments and Qualcomm. The company sells primarily through a direct sales force for its test businesses and through distributors and OEMs for Robotics products, with international sales representing 87% of 2024 consolidated revenues; manufacturing for test businesses is largely outsourced to subcontractors with significant operations in Malaysia, while Robotics manufacturing occurs primarily in Denmark and the U.S. Teradyne faces competition from companies including Advantest, SPEA, Cohu, KUKA, ABB, FANUC, Yaskawa, Omron, Rockwell Automation, Rohde & Schwarz, Anritsu, and National Instruments, among others, and employed approximately 6,500 people worldwide as of December 31, 2024, with major workforces in the U.S., Philippines, Denmark, China, Costa Rica, and Taiwan.
AI-summarized from Item 1 (Business) of the company's most recent 10-K filing.
Financials
As reported to the SEC via XBRL, no adjustments
| Gross profit | $1.86B |
| Operating income | $650.05M |
| Diluted EPS | $3.47 |
| Gross margin | 58.2% |
| Net margin | 17.4% |
Latest filings
10-K, 10-Q, 8-K, Form 4 & 13D/G. Sourced directly from SEC EDGAR
| Form | Filed | Accession |
|---|---|---|
| 4JOHNSON MERCEDES | Oct 2, 2026 | 0000904454-26-000502EDGAR |
| 4Herweck Peter | Sep 28, 2026 | 0000904454-26-000498EDGAR |
| 4TUFANO PAUL J | Sep 28, 2026 | 0000904454-26-000496EDGAR |
| 4MADDOCK ERNEST E | Sep 28, 2026 | 0000904454-26-000494EDGAR |
| 4Henry Andrew Chisholm | Sep 28, 2026 | 0000904454-26-000492EDGAR |
| 4MATZ MARILYN | Sep 18, 2026 | 0000904454-26-000487EDGAR |
| 4Smith Gregory Stephen | Sep 16, 2026 | 0000904454-26-000485EDGAR |
| 4MATZ MARILYN | Sep 16, 2026 | 0000904454-26-000483EDGAR |
Insider trading
From Form 4 filings
| Insider | Date | Type |
|---|---|---|
| JOHNSON MERCEDES | Oct 1, 2026 | Sell |
| MADDOCK ERNEST E | Sep 25, 2026 | Acquire (J) |
| Herweck Peter | Sep 25, 2026 | Acquire (J) |
| TUFANO PAUL J | Sep 25, 2026 | Acquire (J) |
| Henry Andrew Chisholm | Sep 24, 2026 | Grant / award |
Top holders
13F & 13D/G • latest quarter
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BlackRock, Inc. | 12.4% | Aug 7, 2026 | $9.4B |
| Vanguard Capital Management | 6.5% | Aug 13, 2026 | $4.95B |
| Vanguard Portfolio Management | 5.5% | Aug 13, 2026 | $4.18B |
| STATE STREET CORPORATION | 4.7% | Sep 22, 2026 | $3.53B |
| Invesco Ltd. | 4.3% | Aug 14, 2026 | $3.23B |
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Companies related to TER
Peers identified from TER's own SEC filings.
Data as of Oct 17, 2026Source: SEC EDGAR.