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Lam Research Corp SEC Filings
What Lam Research Corp 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.
LRCX overview →Filings on file
123
since Oct 6, 2016
Warning signs
2
latest Sep 11, 2025
Last results
Jul 29, 2026
8-K item 2.02
Industry
Special Industry Machinery, NEC
SIC 3559
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 27, 2026 | Executive or director change 8-K | Read ↗ |
| Aug 7, 2026 | Annual report 10-K | Read ↗ |
| Jul 29, 2026 | Results announced 8-K | Read ↗ |
| Apr 23, 2026 | Quarterly report 10-Q | Read ↗ |
| Apr 22, 2026 | Results announced 8-K | Read ↗ |
| Feb 4, 2026 | Executive or director change 8-K/A | Read ↗ |
| Feb 3, 2026 | Executive or director change 8-K | Read ↗ |
| Jan 29, 2026 | Quarterly report 10-Q | Read ↗ |
| Jan 28, 2026 | Results announced 8-K | Read ↗ |
| Nov 6, 2025 | Executive or director changeShareholder vote 8-K | Read ↗ |
| Oct 24, 2025 | Quarterly report 10-Q | Read ↗ |
| Oct 22, 2025 | Results announced 8-K | Read ↗ |
| Sep 11, 2025 | Auditor change 8-K | Read ↗ |
| Aug 11, 2025 | Annual report 10-K | Read ↗ |
| Jul 30, 2025 | Results announced 8-K | Read ↗ |
| Apr 25, 2025 | Quarterly report 10-Q | Read ↗ |
| Apr 23, 2025 | Results announced 8-K | Read ↗ |
| Jan 31, 2025 | Quarterly report 10-Q | Read ↗ |
| Jan 29, 2025 | Material agreementNew debt 8-K | Read ↗ |
| Jan 29, 2025 | Results announced 8-K | Read ↗ |
| Nov 7, 2024 | Shareholder vote 8-K | Read ↗ |
| Oct 28, 2024 | Quarterly report 10-Q | Read ↗ |
| Oct 23, 2024 | Results announced 8-K | Read ↗ |
| Sep 18, 2024 | Executive or director change 8-K | Read ↗ |
| Aug 30, 2024 | Executive or director change 8-K | Read ↗ |
| Aug 29, 2024 | Annual report 10-K | Read ↗ |
| Jul 31, 2024 | Results announced 8-K | Read ↗ |
| Apr 29, 2024 | Quarterly report 10-Q | Read ↗ |
| Apr 24, 2024 | Results announced 8-K | Read ↗ |
| Jan 29, 2024 | Quarterly report 10-Q | Read ↗ |
| Jan 24, 2024 | Results announced 8-K | Read ↗ |
| Nov 9, 2023 | Shareholder vote 8-K | Read ↗ |
| Oct 23, 2023 | Quarterly report 10-Q | Read ↗ |
| Oct 18, 2023 | Results announced 8-K | Read ↗ |
| Aug 24, 2023 | Executive or director change 8-K | Read ↗ |
| Aug 15, 2023 | Annual report 10-K | Read ↗ |
| Jul 26, 2023 | Results announced 8-K | Read ↗ |
| Apr 24, 2023 | Quarterly report 10-Q | Read ↗ |
| Apr 19, 2023 | Results announced 8-K | Read ↗ |
| Feb 21, 2023 | Executive or director change 8-K | Read ↗ |
| Feb 9, 2023 | Executive or director change 8-K | Read ↗ |
| Jan 30, 2023 | Quarterly report 10-Q | Read ↗ |
| Jan 25, 2023 | Results announcedRestructuring 8-K | Read ↗ |
| Nov 10, 2022 | Shareholder vote 8-K | Read ↗ |
| Oct 24, 2022 | Quarterly report 10-Q | Read ↗ |
| Oct 19, 2022 | Results announced 8-K | Read ↗ |
| Sep 19, 2022 | Executive or director change 8-K | Read ↗ |
| Aug 24, 2022 | Annual report 10-K | Read ↗ |
| Jul 27, 2022 | Results announced 8-K | Read ↗ |
| May 11, 2022 | Executive or director change 8-K | Read ↗ |
| Apr 26, 2022 | Quarterly report 10-Q | Read ↗ |
| Apr 20, 2022 | Results announced 8-K | Read ↗ |
| Feb 1, 2022 | Quarterly report 10-Q | Read ↗ |
| Jan 26, 2022 | Results announced 8-K | Read ↗ |
| Nov 16, 2021 | Executive or director change 8-K | Read ↗ |
| Nov 12, 2021 | Shareholder vote 8-K | Read ↗ |
| Oct 26, 2021 | Quarterly report 10-Q | Read ↗ |
| Oct 20, 2021 | Results announced 8-K | Read ↗ |
| Aug 17, 2021 | Annual report 10-K | Read ↗ |
| Jul 28, 2021 | Results announced 8-K | Read ↗ |
| Jun 21, 2021 | Material agreementNew debt 8-K | Read ↗ |
| Apr 28, 2021 | Quarterly report 10-Q | Read ↗ |
| Apr 21, 2021 | Results announced 8-K | Read ↗ |
| Feb 2, 2021 | Quarterly report 10-Q | Read ↗ |
| Jan 27, 2021 | Results announced 8-K | Read ↗ |
| Dec 28, 2020 | Executive or director change 8-K | Read ↗ |
| Nov 5, 2020 | Shareholder vote 8-K | Read ↗ |
| Oct 27, 2020 | Quarterly report 10-Q | Read ↗ |
| Oct 21, 2020 | Results announced 8-K | Read ↗ |
| Sep 14, 2020 | Executive or director change 8-K | Read ↗ |
| Sep 8, 2020 | Executive or director change 8-K | Read ↗ |
| Aug 18, 2020 | Annual report 10-K | Read ↗ |
| Jul 29, 2020 | Results announced 8-K | Read ↗ |
| May 5, 2020 | Material agreementNew debt 8-K | Read ↗ |
| Apr 28, 2020 | Quarterly report 10-Q | Read ↗ |
| Apr 22, 2020 | Results announced 8-K | Read ↗ |
| Mar 17, 2020 | New debt 8-K | Read ↗ |
| Feb 4, 2020 | Quarterly report 10-Q | Read ↗ |
| Jan 29, 2020 | Results announced 8-K | Read ↗ |
| Nov 7, 2019 | Shareholder vote 8-K | Read ↗ |
| Oct 29, 2019 | Quarterly report 10-Q | Read ↗ |
| Oct 23, 2019 | Results announced 8-K | Read ↗ |
| Aug 26, 2019 | Executive or director change 8-K | Read ↗ |
| Aug 20, 2019 | Annual report 10-K | Read ↗ |
| Aug 14, 2019 | Executive or director change 8-K | Read ↗ |
| Jul 31, 2019 | Results announced 8-K | Read ↗ |
| Jun 3, 2019 | Executive or director change 8-K | Read ↗ |
| May 13, 2019 | Executive or director change 8-K | Read ↗ |
| Apr 30, 2019 | Quarterly report 10-Q | Read ↗ |
| Apr 24, 2019 | Results announced 8-K | Read ↗ |
| Mar 4, 2019 | Material agreementNew debt 8-K | Read ↗ |
| Feb 25, 2019 | Material agreementNew debt 8-K | Read ↗ |
| Jan 30, 2019 | Quarterly report 10-Q | Read ↗ |
| Jan 23, 2019 | Results announced 8-K | Read ↗ |
| Dec 11, 2018 | Executive or director change 8-K/A | Read ↗ |
| Dec 6, 2018 | Executive or director change 8-K | Read ↗ |
| Dec 3, 2018 | Executive or director change 8-K | Read ↗ |
| Nov 8, 2018 | Shareholder vote 8-K | Read ↗ |
| Oct 23, 2018 | Quarterly report 10-Q | Read ↗ |
| Oct 16, 2018 | Results announced 8-K | Read ↗ |
| Aug 14, 2018 | Annual report 10-K | Read ↗ |
| Jul 26, 2018 | Results announced 8-K | Read ↗ |
| May 14, 2018 | Executive or director change 8-K | Read ↗ |
| Apr 24, 2018 | Quarterly report 10-Q | Read ↗ |
| Apr 17, 2018 | Results announced 8-K | Read ↗ |
| Jan 30, 2018 | Quarterly report 10-Q | Read ↗ |
| Jan 24, 2018 | Executive or director changeResults announced 8-K | Read ↗ |
| Jan 8, 2018 | Executive or director change 8-K | Read ↗ |
| Nov 14, 2017 | Material agreementNew debtShareholder vote 8-K | Read ↗ |
| Oct 23, 2017 | Quarterly report 10-Q | Read ↗ |
| Oct 17, 2017 | Results announcedMaterial agreementNew debt 8-K | Read ↗ |
| Aug 15, 2017 | Annual report 10-K | Read ↗ |
| Jul 26, 2017 | Results announced 8-K | Read ↗ |
| May 23, 2017 | Executive or director change 8-K | Read ↗ |
| May 15, 2017 | Executive or director change 8-K | Read ↗ |
| Apr 24, 2017 | Quarterly report 10-Q | Read ↗ |
| Apr 18, 2017 | Results announced 8-K | Read ↗ |
| Jan 30, 2017 | Quarterly report 10-Q | Read ↗ |
| Jan 25, 2017 | Results announced 8-K | Read ↗ |
| Nov 15, 2016 | Shareholder vote 8-K | Read ↗ |
| Oct 25, 2016 | Quarterly report 10-Q | Read ↗ |
| Oct 19, 2016 | Results announced 8-K | Read ↗ |
| Oct 6, 2016 | Debt acceleratedMaterial agreement 8-K | Read ↗ |
Source: Lam Research Corp'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 LRCX
Company overviewEverything on LRCX in one place, with the price.Insider tradingWhat LRCX's own officers and directors buy and sell.Executive payWhat LRCX awarded its chief executive, and what it became.Who owns itEvery manager reporting a position in LRCX.Funds holding itWhich funds and ETFs hold LRCX, and how big a bet.LobbyingWhat LRCX spends lobbying Congress, and on what.Who lobbies for itThe lobbyists on LRCX's account, and who they worked for.PatentsWhat LRCX is filing at the patent office.