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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 |
|---|---|---|
| Aug 10, 2026 | Material agreementNew debt 8-K | Read ↗ |
| Jul 31, 2026 | Quarterly report 10-Q | Read ↗ |
| Jul 29, 2026 | Results announced 8-K | Read ↗ |
| May 11, 2026 | Shareholder vote 8-K | Read ↗ |
| May 1, 2026 | Quarterly report 10-Q | Read ↗ |
| Apr 29, 2026 | Results announced 8-K | Read ↗ |
| Feb 19, 2026 | Annual report 10-K | Read ↗ |
| Feb 3, 2026 | Results announced 8-K | Read ↗ |
| Oct 30, 2025 | Quarterly report 10-Q | Read ↗ |
| Oct 29, 2025 | Results announced 8-K | Read ↗ |
| Oct 28, 2025 | Executive or director change 8-K | Read ↗ |
| Sep 2, 2025 | Executive or director change 8-K | Read ↗ |
| Aug 1, 2025 | Quarterly report 10-Q | Read ↗ |
| Jul 30, 2025 | Results announced 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 ↗ |
| May 2, 2025 | Quarterly report 10-Q | Read ↗ |
| Apr 29, 2025 | Results announced 8-K | Read ↗ |
| Mar 6, 2025 | Executive or director change 8-K | Read ↗ |
| Feb 20, 2025 | Annual report 10-K | Read ↗ |
| Jan 30, 2025 | Results announced 8-K | Read ↗ |
| Jan 8, 2025 | Executive or director change 8-K | Read ↗ |
| Nov 1, 2024 | Quarterly report 10-Q | Read ↗ |
| Oct 24, 2024 | Results announced 8-K | Read ↗ |
| Aug 2, 2024 | Quarterly report 10-Q | Read ↗ |
| Jul 25, 2024 | Results announced 8-K | Read ↗ |
| May 31, 2024 | Acquisition or sale completed 8-K | Read ↗ |
| May 17, 2024 | New debt 8-K | Read ↗ |
| May 10, 2024 | Shareholder vote 8-K | Read ↗ |
| May 3, 2024 | Quarterly report 10-Q | Read ↗ |
| Apr 25, 2024 | Results announced 8-K | Read ↗ |
| Feb 22, 2024 | Annual report 10-K | Read ↗ |
| Jan 31, 2024 | Results announced 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 ↗ |
| Nov 8, 2023 | Material agreement 8-K | Read ↗ |
| Nov 3, 2023 | Quarterly report 10-Q | Read ↗ |
| Oct 26, 2023 | Results announced 8-K | Read ↗ |
| Aug 4, 2023 | Quarterly report 10-Q | Read ↗ |
| Jul 27, 2023 | Results announced 8-K | Read ↗ |
| May 16, 2023 | Shareholder vote 8-K | Read ↗ |
| May 5, 2023 | Quarterly report 10-Q | Read ↗ |
| Apr 27, 2023 | Results announced 8-K | Read ↗ |
| Feb 22, 2023 | Annual report 10-K | Read ↗ |
| Feb 3, 2023 | Executive or director change 8-K | Read ↗ |
| Jan 26, 2023 | Results announced 8-K | Read ↗ |
| Nov 16, 2022 | Executive or director change 8-K | Read ↗ |
| Nov 4, 2022 | Executive or director change 8-K | Read ↗ |
| Nov 4, 2022 | Quarterly report 10-Q | Read ↗ |
| Oct 26, 2022 | Results announced 8-K | Read ↗ |
| Aug 5, 2022 | Quarterly report 10-Q | Read ↗ |
| Jul 27, 2022 | Results announced 8-K | Read ↗ |
| Jun 7, 2022 | Executive or director change 8-K | Read ↗ |
| May 16, 2022 | Shareholder vote 8-K | Read ↗ |
| May 6, 2022 | Quarterly report 10-Q | Read ↗ |
| Apr 27, 2022 | Results announced 8-K | Read ↗ |
| Feb 23, 2022 | Annual report 10-K | Read ↗ |
| Jan 27, 2022 | Results announced 8-K | Read ↗ |
| Nov 5, 2021 | Quarterly report 10-Q | Read ↗ |
| Oct 27, 2021 | Results announced 8-K | Read ↗ |
| Sep 29, 2021 | Executive or director change 8-K | Read ↗ |
| Aug 6, 2021 | Quarterly report 10-Q | Read ↗ |
| Jul 28, 2021 | Results announced 8-K | Read ↗ |
| May 13, 2021 | Executive or director changeShareholder vote 8-K | Read ↗ |
| May 7, 2021 | Quarterly report 10-Q | Read ↗ |
| Apr 28, 2021 | Results announced 8-K | Read ↗ |
| Feb 22, 2021 | Annual report 10-K | Read ↗ |
| Jan 28, 2021 | Results announced 8-K | Read ↗ |
| Nov 12, 2020 | Executive or director change 8-K | Read ↗ |
| Nov 2, 2020 | Quarterly report 10-Q | Read ↗ |
| Oct 27, 2020 | Executive or director change 8-K | Read ↗ |
| Oct 21, 2020 | Results announced 8-K | Read ↗ |
| Sep 16, 2020 | Executive or director change 8-K | Read ↗ |
| Aug 3, 2020 | Quarterly report 10-Q | Read ↗ |
| Jul 22, 2020 | Results announced 8-K | Read ↗ |
| May 12, 2020 | Shareholder vote 8-K | Read ↗ |
| May 5, 2020 | Material agreementNew debt 8-K | Read ↗ |
| May 4, 2020 | Quarterly report 10-Q | Read ↗ |
| Apr 22, 2020 | Results announced 8-K | Read ↗ |
| Mar 2, 2020 | Annual report 10-K | Read ↗ |
| Jan 23, 2020 | Results announced 8-K | Read ↗ |
| Nov 8, 2019 | Quarterly report 10-Q | Read ↗ |
| Oct 23, 2019 | Results announced 8-K | Read ↗ |
| Aug 9, 2019 | Quarterly report 10-Q | Read ↗ |
| Jul 24, 2019 | Results announced 8-K | Read ↗ |
| Jul 18, 2019 | Executive or director change 8-K | Read ↗ |
| Jun 27, 2019 | Material agreement 8-K | Read ↗ |
| May 10, 2019 | Quarterly report 10-Q | Read ↗ |
| May 9, 2019 | Shareholder vote 8-K | Read ↗ |
| Apr 24, 2019 | Results announced 8-K | Read ↗ |
| Apr 4, 2019 | Executive or director change 8-K | Read ↗ |
| Mar 1, 2019 | Annual report 10-K | Read ↗ |
| Jan 24, 2019 | Executive or director change 8-K | Read ↗ |
| Jan 24, 2019 | Results announced 8-K | Read ↗ |
| Nov 26, 2018 | Delisting 25 | Read ↗ |
| Nov 14, 2018 | Delisting notice or listing transfer 8-K | Read ↗ |
| Nov 9, 2018 | Quarterly report 10-Q | Read ↗ |
| Oct 24, 2018 | Results announced 8-K | Read ↗ |
| Aug 10, 2018 | Quarterly report 10-Q | Read ↗ |
| Jul 25, 2018 | Results announced 8-K | Read ↗ |
| May 11, 2018 | Quarterly report 10-Q | Read ↗ |
| May 11, 2018 | Shareholder vote 8-K | Read ↗ |
| Apr 25, 2018 | Results announcedMaterial agreement 8-K | Read ↗ |
| Mar 1, 2018 | Annual report 10-K | Read ↗ |
| Jan 25, 2018 | Results announced 8-K | Read ↗ |
| Nov 9, 2017 | Quarterly report 10-Q | Read ↗ |
| Oct 26, 2017 | Results announced 8-K | Read ↗ |
| Aug 11, 2017 | Quarterly report 10-Q | Read ↗ |
| Jul 27, 2017 | Results announced 8-K | Read ↗ |
| Jun 19, 2017 | Executive or director change 8-K | Read ↗ |
| May 12, 2017 | Quarterly report 10-Q | Read ↗ |
| May 10, 2017 | Shareholder vote 8-K | Read ↗ |
| Apr 27, 2017 | Results announced 8-K | Read ↗ |
| Mar 1, 2017 | Annual report 10-K | Read ↗ |
| Jan 26, 2017 | Results announced 8-K | Read ↗ |
| Dec 12, 2016 | Material agreementNew debtUnregistered share sale 8-K | Read ↗ |
| Nov 10, 2016 | Quarterly report 10-Q | Read ↗ |
| Oct 27, 2016 | Results announced 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.