TER
Teradyne, Inc.
NASDAQ · Technology · Semiconductors · US
$357.03
+5.45%0
Insider buys (3m)
9
Insider sells (3m)
-$6.5M
Net value (3m)
-0.3%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 2, 2026 | JOHNSON MERCEDES · director | Sale | 167 | $341 |
| Aug 18, 2026 | MATZ MARILYN · director | Sale | 1,200 | $425 |
| Aug 18, 2026 | Smith Gregory Stephen · director, officer: President and CEO | Sale | 4,000 | $425 |
| Aug 4, 2026 | JOHNSON MERCEDES · director | Sale | 166 | $358 |
| Jul 16, 2026 | MATZ MARILYN · director | Sale | 1,200 | $356 |
| Jul 16, 2026 | Smith Gregory Stephen · director, officer: President and CEO | Sale | 4,000 | $356 |
| Jul 2, 2026 | JOHNSON MERCEDES · director | Sale | 167 | $460 |
| Jun 29, 2026 | TUFANO PAUL J · director | A-Award | 116 | $0.00 |
| Jun 29, 2026 | Herweck Peter · director | A-Award | 63 | $0.00 |
| Jun 29, 2026 | Henry Andrew Chisholm · director | A-Award | 52 | $0.00 |
| Jun 16, 2026 | Smith Gregory Stephen · director, officer: President and CEO | Sale | 4,000 | $423 |
| Jun 16, 2026 | MATZ MARILYN · director | Sale | 1,200 | $423 |
| May 26, 2026 | Poulin Shannon John · officer: President, Semiconductor Test | M-Exempt | 2,843 | $83 |
| May 26, 2026 | Poulin Shannon John · officer: President, Semiconductor Test | Sale | 656 | $355 |
| May 26, 2026 | Poulin Shannon John · officer: President, Semiconductor Test | F-InKind | 1,531 | $346 |
| May 26, 2026 | MATZ MARILYN · director | Sale | 400 | $350 |
| May 26, 2026 | Poulin Shannon John · officer: President, Semiconductor Test | Sale | 1,008 | $345 |
| May 19, 2026 | Smith Gregory Stephen · director, officer: President and CEO | Sale | 8,597 | $339 |
| May 19, 2026 | MATZ MARILYN · director | Sale | 800 | $339 |
| May 19, 2026 | Smith Gregory Stephen · director, officer: President and CEO | M-Exempt | 4,597 | $72 |
| May 12, 2026 | MADDOCK ERNEST E · director | A-Award | 668 | $0.00 |
| May 12, 2026 | TUFANO PAUL J · director | A-Award | 668 | $0.00 |
| May 12, 2026 | JOHNSON MERCEDES · director | A-Award | 668 | $0.00 |
| May 12, 2026 | van Kralingen Bridget A · director | A-Award | 668 | $0.00 |
| May 12, 2026 | MATZ MARILYN · director | A-Award | 668 | $0.00 |
| May 12, 2026 | Sayiner Necip · director | A-Award | 668 | $0.00 |
| May 12, 2026 | Herweck Peter · director | A-Award | 668 | $0.00 |
| May 12, 2026 | Henry Andrew Chisholm · director | A-Award | 668 | $0.00 |
| May 11, 2026 | Driscoll Ryan · officer: VP, General Counsel, Secretary | Sale | 680 | $378 |
| Apr 9, 2026 | Mills Regan · officer: President, Product Test | Sale | 16 | $342 |
Institutional positioning
13F filings over the trailing two quarters
New 634Increased 909Reduced 881Sold out 125
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 19,437,021 | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 16,305,187 | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 10,225,398 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 10,176,191 | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 8,633,782 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 8,602,918 | May 8, 2026 |
| STATE STREET CORP | Increased | 7,290,460 | Aug 7, 2026 |
| STATE STREET CORP | Reduced | 6,970,426 | May 15, 2026 |
| Invesco Ltd. | Increased | 6,683,098 | Aug 14, 2026 |
| JPMORGAN CHASE & CO | Increased | 5,570,053 | Aug 12, 2026 |
| JANE STREET GROUP, LLC | Increased | 5,246,439 | Aug 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 4,602,292 | Aug 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 4,368,680 | May 15, 2026 |
| FMR LLC | Increased | 4,105,776 | Aug 13, 2026 |
| FMR LLC | Increased | 3,609,505 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 2, 2026