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 |
|---|---|---|---|---|---|---|
| 2026-01-28 | Smith Gregory Stephen President and CEO | Shares withheld for taxes | −486 | $250.48 | $122K | 121,852.57 |
| 2026-01-28 | Mills Regan President, Product Test | Shares withheld for taxes | −167 | $250.48 | $42K | 12,018.35 |
| 2026-01-28 | Driscoll Ryan VP, General Counsel, Secretary | Shares withheld for taxes | −82 | $250.48 | $21K | 6,975.31 |
| 2026-01-27 | Smith Gregory Stephen President and CEO | Grant or award | +59,475 | 152,948.57 | ||
| 2026-01-27 | Smith Gregory Stephen President and CEO | Shares withheld for taxes | −30,610 | $238.94 | $7.3M | 122,338.57 |
| 2026-01-27 | Mills Regan President, Product Test | Shares withheld for taxes | −193 | $238.94 | $46K | 12,185.35 |
| 2026-01-27 | Driscoll Ryan VP, General Counsel, Secretary | Shares withheld for taxes | −113 | $238.94 | $27K | 7,057.31 |
| 2026-01-05 | JOHNSON MERCEDES Director | Sale 10b5-1 | −625 | $211.85 | $132K | 8,238 |
| 2025-12-17 | TUFANO PAUL J Director | Grant or award | +256 | 64,825 | ||
| 2025-12-17 | TUFANO PAUL J Director | Other acquisition | +36 | 64,861 | ||
| 2025-12-17 | Herweck Peter Director | Grant or award | +148 | 15,362 | ||
| 2025-12-17 | Herweck Peter Director | Other acquisition | +7 | 15,369 | ||
| 2025-12-17 | MADDOCK ERNEST E Director | Other acquisition | +2 | 9,595 | ||
| 2025-12-12 | Smith Gregory Stephen President and CEO | Sale 10b5-1 | −1,108 | $201.31 | $223K | 93,409 |
| 2025-12-05 | JOHNSON MERCEDES Director | Sale 10b5-1 | −625 | $200.00 | $125K | 8,863 |
| 2025-11-12 | Smith Gregory Stephen President and CEO | Sale 10b5-1 | −1,108 | $180.20 | $200K | 94,517 |
| 2025-11-05 | Smith Gregory Stephen President and CEO | Option exercise | +2,072 | $36.75 | $76K | 96,849 |
| 2025-11-05 | Smith Gregory Stephen President and CEO | Shares withheld for taxes | −1,224 | $177.05 | $217K | 95,625 |
| 2025-11-05 | Smith Gregory Stephen President and CEO | Option exercise · Stock Option (Right to Buy) | −2,072 | 0 | ||
| 2025-11-05 | JOHNSON MERCEDES Director | Sale 10b5-1 | −625 | $177.05 | $111K | 9,488 |
Page 5 of 7 · 124 trades