CIK 0000097210 · Large accelerated filer
TERADYNE, INC
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- TER
- Exchange
- Nasdaq
- Industry
- Instruments For Meas & Testing of Electricity & Elec Signals
- FY end
- Dec 31
- Incorporated
- MA
- Entity type
- operating
- EIN
- 042272148
- Phone
- 978-370-2700
- Business address
- 600 RIVERPARK DRIVE, NORTH READING, MA, 01864
- Former names
- TERADYNE INC
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $5,920,176
- in 11 filings, $5.9M under 10b5-1 plans
Net −$5,920,176. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-05-15 | Smith Gregory Stephen President and CEO | Sale 10b5-1 | −8,597 | $338.98 | $2.9M | 124,469.57 |
| 2026-05-15 | Smith Gregory Stephen President and CEO | Option exercise · Stock Option (Right to Buy) 10b5-1 | −4,597 | 0 | ||
| 2026-05-15 | MATZ MARILYN Director | Sale 10b5-1 | −800 | $338.98 | $271K | 19,040.68 |
| 2026-05-08 | Herweck Peter Director | Grant or award | +668 | 16,134 | ||
| 2026-05-08 | JOHNSON MERCEDES Director | Grant or award | +668 | 7,031 | ||
| 2026-05-08 | MATZ MARILYN Director | Grant or award | +668 | 19,840.68 | ||
| 2026-05-08 | van Kralingen Bridget A Director | Grant or award | +668 | 6,224 | ||
| 2026-05-08 | TUFANO PAUL J Director | Grant or award | +668 | 65,713 | ||
| 2026-05-08 | Sayiner Necip Director | Grant or award | +668 | 2,800 | ||
| 2026-05-08 | MADDOCK ERNEST E Director | Grant or award | +668 | 10,265 | ||
| 2026-05-08 | Henry Andrew Chisholm Director | Grant or award | +668 | 2,875 | ||
| 2026-05-07 | Driscoll Ryan VP, General Counsel, Secretary | Sale 10b5-1 | −680 | $377.60 | $257K | 7,665.31 |
| 2026-04-08 | Mills Regan President, Product Test | Sale 10b5-1 | −16 | $342.17 | $5K | 11,399.35 |
| 2026-04-06 | JOHNSON MERCEDES Director | Sale 10b5-1 | −625 | $312.20 | $195K | 6,363 |
| 2026-04-02 | Mills Regan President, Product Test | Sale 10b5-1 | −252 | $290.88 | $73K | 11,415.35 |
| 2026-04-01 | Poulin Shannon John President, Semiconductor Test | Shares withheld for taxes | −1,162 | $312.20 | $363K | 16,073.58 |
| 2026-04-01 | Mills Regan President, Product Test | Shares withheld for taxes 10b5-1 | −222 | $312.20 | $69K | 11,667.35 |
| 2026-03-26 | Herweck Peter Director | Grant or award | +92 | 15,466 | ||
| 2026-03-26 | TUFANO PAUL J Director | Grant or award | +159 | 65,045 | ||
| 2026-03-26 | Henry Andrew Chisholm Director | Grant or award | +75 | 2,207 |
Page 3 of 7 · 124 trades