TER
TERADYNE, INC
Latest Form 4:Sale$1.7MbySmith Gregory Stephen (President and CEO) · filed Aug 18, 2026
TERADYNE, INC (TER) has 74 SEC Form 4 filings (87 transaction rows) in the rolling window, disclosed by 6 distinct insiders. Most recent filing: Aug 18, 2026.
The most active filer is Director JOHNSON MERCEDES with 11 filings. Insiders have net sold $11.3M over the trailing 6 months.
- Industry:Semiconductors
- CEO:Gregory Stephen Smith
- Employees:6,600
- HQ:North Reading, MA, US
- IPO:1970-09-14
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$12.8M
reported sales (SEC code S)
Unique Insiders
6
in the rolling window
Market Cap
$55.5B
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
| President and CEO | Sale | 4,000 | $1.7M | Aug 18 | SEC ↗ | |
| Director | Sale | 1,200 | $510K | Aug 18 | SEC ↗ | |
| Director | Sale | 166 | $59K | Aug 4 | SEC ↗ | |
| President and CEO | Sale | 4,000 | $1.4M | Jul 16 | SEC ↗ | |
| Director | Sale | 1,200 | $428K | Jul 16 | SEC ↗ | |
| Director | Sale | 167 | $77K | Jul 2 | SEC ↗ | |
| President and CEO | Sale | 4,000 | $1.7M | Jun 16 | SEC ↗ | |
| Director | Sale | 1,200 | $508K | Jun 16 | SEC ↗ | |
| Director | Sale | 167 | $62K | Jun 3 | SEC ↗ | |
Poulin Shannon JohnFirst filing | President, Semiconductor Test | Sale | 1,008 | $348K | May 26 | SEC ↗ |
Poulin Shannon JohnFirst filing | President, Semiconductor Test | Sale | 656 | $233K | May 26 | SEC ↗ |
| Director | Sale | 400 | $140K | May 26 | SEC ↗ | |
Smith Gregory StephenFirst in 5 months | President and CEO | Sale | 8,597 | $2.9M | May 19 | SEC ↗ |
MATZ MARILYNFirst filing | Director | Sale | 800 | $271K | May 19 | SEC ↗ |
Driscoll RyanFirst filing | VP, General Counsel, Secretary | Sale | 680 | $257K | May 11 | SEC ↗ |
| President, Product Test | Sale | 16 | $5K | Apr 9 | SEC ↗ | |
| Director | Sale | 625 | $195K | Apr 7 | SEC ↗ | |
| President, Product Test | Sale | 252 | $73K | Apr 3 | SEC ↗ | |
| Director | Sale | 625 | $187K | Mar 6 | SEC ↗ | |
Mills ReganFirst filing | President, Product Test | Sale | 788 | $262K | Feb 27 | SEC ↗ |
| Director | Sale | 625 | $167K | Feb 6 | SEC ↗ | |
| Director | Sale | 625 | $132K | Jan 6 | SEC ↗ | |
| President and CEO | Sale | 1,108 | $223K | Dec 15 | SEC ↗ | |
| Director | Sale | 625 | $125K | Dec 8 | SEC ↗ | |
| President and CEO | Sale | 1,108 | $200K | Nov 14 | SEC ↗ | |
| Director | Sale | 625 | $111K | Nov 7 | SEC ↗ | |
| President and CEO | Sale | 1,108 | $161K | Oct 15 | SEC ↗ | |
| Director | Sale | 625 | $92K | Oct 8 | SEC ↗ | |
| President and CEO | Sale | 554 | $70K | Sep 24 | SEC ↗ | |
Smith Gregory StephenFirst filing | President and CEO | Sale | 554 | $64K | Sep 16 | SEC ↗ |
JOHNSON MERCEDESFirst filing | Director | Sale | 625 | $75K | Sep 9 | SEC ↗ |
Congress trading TER
See timeline →- DRep. Ro KhannaPurchase$1,001 - $15,0002026-05-01
- RRep. Michael McCaulPurchase$15,001 - $50,0002026-04-29
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Related companies
TERADYNE, INC is in the Technology sector.