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 |
|---|---|---|---|---|---|---|
| 2026-11-03 | Turner Michelle L. Chief Financial Officer | Shares withheld for taxes | −818 | $269.35 | $220K | 10,442 |
| 2026-11-02 | JOHNSON MERCEDES Director | Sale 10b5-1 | −166 | $275.44 | $46K | 6,031 |
| 2026-10-21 | MATZ MARILYN Director | Sale 10b5-1 | −400 | $350.00 | $140K | 12,640.68 |
| 2026-10-15 | Smith Gregory Stephen President and CEO | Sale 10b5-1 | −4,000 | $341.28 | $1.4M | 104,495.41 |
| 2026-10-15 | MATZ MARILYN Director | Sale 10b5-1 | −800 | $341.28 | $273K | 13,040.68 |
| 2026-10-01 | JOHNSON MERCEDES Director | Sale 10b5-1 | −167 | $402.90 | $67K | 6,197 |
| 2026-09-25 | Herweck Peter Director | Other acquisition | +4 | 16,282 | ||
| 2026-09-25 | TUFANO PAUL J Director | Other acquisition | +19 | 66,008 | ||
| 2026-09-25 | MADDOCK ERNEST E Director | Other acquisition | +2 | 10,269 | ||
| 2026-09-24 | Herweck Peter Director | Grant or award | +77 | 16,278 | ||
| 2026-09-24 | TUFANO PAUL J Director | Grant or award | +141 | 65,989 | ||
| 2026-09-24 | Henry Andrew Chisholm Director | Grant or award | +64 | 2,991 | ||
| 2026-09-17 | MATZ MARILYN Director | Sale 10b5-1 | −400 | $351.11 | $140K | 13,840.68 |
| 2026-09-15 | Smith Gregory Stephen President and CEO | Sale 10b5-1 | −4,000 | $337.83 | $1.4M | 108,495.41 |
| 2026-09-15 | MATZ MARILYN Director | Sale 10b5-1 | −800 | $337.83 | $270K | 14,240.68 |
| 2026-09-01 | JOHNSON MERCEDES Director | Sale 10b5-1 | −167 | $341.30 | $57K | 6,364 |
| 2026-08-17 | Smith Gregory Stephen President and CEO | Sale 10b5-1 | −4,000 | $425.00 | $1.7M | 112,495.41 |
| 2026-08-17 | MATZ MARILYN Director | Sale 10b5-1 | −1,200 | $425.00 | $510K | 15,040.68 |
| 2026-08-03 | JOHNSON MERCEDES Director | Sale 10b5-1 | −166 | $358.15 | $59K | 6,531 |
| 2026-07-15 | Smith Gregory Stephen President and CEO | Sale 10b5-1 | −4,000 | $356.31 | $1.4M | 116,495.41 |
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