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Teradyne Inc SEC Filings
What Teradyne Inc has told the SEC happened, by the 8-K items and forms it filed under: when it reported results, who joined or left, what it bought or sold, and whether its auditor or its accounts ever changed.
TER overview →Filings on file
120
since Oct 27, 2016
Warning signs
1
latest Nov 14, 2018
Last results
Jul 29, 2026
8-K item 2.02
Industry
Instruments For Meas & Testing of Electricity & Elec Signals
SIC 3825
Newest first
Each label is a form type or an 8-K item as filed; each row links to the filing.
| Filed | What it reports | Document |
|---|---|---|
| Oct 28, 2025 | Executive or director change 8-K | Read ↗ |
| Sep 2, 2025 | Executive or director change 8-K | Read ↗ |
| Jun 26, 2025 | Executive or director change 8-K | Read ↗ |
| May 12, 2025 | Executive or director changeShareholder vote 8-K/A | Read ↗ |
| May 12, 2025 | Executive or director changeShareholder vote 8-K | Read ↗ |
| Mar 6, 2025 | Executive or director change 8-K | Read ↗ |
| Jan 8, 2025 | Executive or director change 8-K | Read ↗ |
| Jan 29, 2024 | Executive or director change 8-K/A | Read ↗ |
| Jan 12, 2024 | Executive or director change 8-K | Read ↗ |
| Nov 15, 2023 | Executive or director change 8-K | Read ↗ |
| Feb 3, 2023 | Executive or director change 8-K | Read ↗ |
| Nov 16, 2022 | Executive or director change 8-K | Read ↗ |
| Nov 4, 2022 | Executive or director change 8-K | Read ↗ |
| Jun 7, 2022 | Executive or director change 8-K | Read ↗ |
| Sep 29, 2021 | Executive or director change 8-K | Read ↗ |
| May 13, 2021 | Executive or director changeShareholder vote 8-K | Read ↗ |
| Nov 12, 2020 | Executive or director change 8-K | Read ↗ |
| Oct 27, 2020 | Executive or director change 8-K | Read ↗ |
| Sep 16, 2020 | Executive or director change 8-K | Read ↗ |
| Jul 18, 2019 | Executive or director change 8-K | Read ↗ |
| Apr 4, 2019 | Executive or director change 8-K | Read ↗ |
| Jan 24, 2019 | Executive or director change 8-K | Read ↗ |
| Jun 19, 2017 | Executive or director change 8-K | Read ↗ |
Source: Teradyne Inc's EDGAR filing history, the last ten years. The labels are the form types and 8-K item numbers the company filed under, not a reading of what it wrote — an item 5.02 can be a chief executive fired or a director retiring on schedule — so each row links to the filing.
More on TER
Company overviewEverything on TER in one place, with the price.Insider tradingWhat TER's own officers and directors buy and sell.Planned salesSales TER insiders have filed notice of.Who owns itEvery manager reporting a position in TER.Funds holding itWhich funds and ETFs hold TER, and how big a bet.LobbyingWhat TER spends lobbying Congress, and on what.Who lobbies for itThe lobbyists on TER's account, and who they worked for.Federal contractsWhat federal agencies pay TER.PatentsWhat TER is filing at the patent office.