Teradyne (TER)
Builds semiconductor and electronics test systems alongside collaborative and autonomous mobile robots.
$384.01
vs last close−14.68 (−3.68%)
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13F · 13D/G · Form 4
| Institutions | 97.96% | 153.15M shares | |
|---|---|---|---|
| 1,498 holders · as of Jun 30, 2026 | |||
| Insiders | 0.25% | 385.6K shares | |
| 19 holders · as of Sep 18, 2026 | |||
| Other | 1.79% | 2.81M shares | |
| remainder | |||
156.34M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
13F, as of Jun 30, 2026
1,498 holders · 153.15M shares · 340 new positions · 834 increased · 471 reduced · 138 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 19.44M | 12.43% | +3.13M | Aug 7, 2026 |
| Vanguard Capital Management LLC | 10.23M | 6.54% | +49.2K | Aug 13, 2026 |
| Vanguard Portfolio Management LLC | 8.63M | 5.52% | +30.9K | Aug 13, 2026 |
| State Street Corp | 7.29M | 4.66% | +320.0K | Aug 7, 2026 |
| Invesco Ltd. | 6.68M | 4.27% | +4.16M | Aug 14, 2026 |
| JPMorgan Chase & Co | 5.57M | 3.56% | +2.70M | Aug 12, 2026 |
| Geode Capital Management, LLC | 4.60M | 2.94% | +233.6K | Aug 12, 2026 |
| FMR LLC | 4.11M | 2.63% | +496.3K | Aug 13, 2026 |
13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 10.10% | 15.85M | 13G | Jun 4, 2026 |
| Vanguard Capital Management | 7.49% | 11.73M | 13G | Apr 29, 2026 |
| Vanguard Portfolio Management | 5.50% | 8.62M | 13G | Apr 29, 2026 |
Form 4
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Sep 17, 2026 | Marilyn Matzdirector | Sale | 400 | $351.11 | 13,841 |
| Sep 15, 2026 | Marilyn Matzdirector | Sale | 800 | $337.83 | 14,241 |
| Sep 15, 2026 | Gregory Stephen Smithdirector, officer: President and CEO | Sale | 4,000 | $337.83 | 108,495 |
| Sep 1, 2026 | Mercedes Johnsondirector | Sale | 167 | $341.30 | 6,364 |
| Aug 17, 2026 | Gregory Stephen Smithdirector, officer: President and CEO | Sale | 4,000 | $425.00 | 112,495 |
| Aug 17, 2026 | Marilyn Matzdirector | Sale | 1,200 | $425.00 | 15,041 |
| Aug 3, 2026 | Mercedes Johnsondirector | Sale | 166 | $358.15 | 6,531 |
| Jul 15, 2026 | Marilyn Matzdirector | Sale | 1,200 | $356.31 | 16,241 |
| Jul 15, 2026 | Gregory Stephen Smithdirector, officer: President and CEO | Sale | 4,000 | $356.31 | 116,495 |
| Jul 1, 2026 | Mercedes Johnsondirector | Sale | 167 | $460.00 | 6,697 |
House and Senate disclosures
| Member | Type | Amount | Owner | Traded | Disclosed |
|---|---|---|---|---|---|
| Sen. Alan Armstrong | Purchase | $1,001 – $15,000 | Joint | Mar 27, 2026 | Jul 21, 2026 |
| Rep. Ro Khanna · CA17 | Purchase | $1,001 – $15,000 | May 1, 2026 | Jun 11, 2026 | |
| Rep. Michael McCaul · TX10 | Purchase | $15,001 – $50,000 | Spouse | Apr 29, 2026 | May 11, 2026 |