Lam Research Corp SEC filings LRCX
Lam Research Corp has 1,000 filings in SEC EDGAR's recent list, going back to Mar 13, 2015. Its latest annual report, Form ARS, was filed on Sep 24, 2026 for the period ended Jun 28, 2026. The latest quarterly report (Form 10-Q) was filed on Oct 22, 2026, covering the quarter ended Sep 27, 2026. The most recent current report (Form 8-K) was filed on Oct 21, 2026 (results of operations). The company's fiscal year ends on June 27.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Oct 21, 2026 | Oct 21, 2026 |
| 8-K |
Current report
Officer or director change
|
Aug 27, 2026 | Aug 24, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2026 | Jul 29, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 22, 2026 | Apr 22, 2026 |
| 8-K/A |
Amended current report
Officer or director change
|
Feb 4, 2026 | Jan 30, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2026 | Jan 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jan 28, 2026 | Jan 28, 2026 |
| 8-K |
Current report
Change to shareholder rights, Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
Nov 6, 2025 | Nov 4, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 22, 2025 | Oct 22, 2025 |
| 8-K |
Current report
Auditor change
|
Sep 11, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2025 | Jul 30, 2025 |
| 8-K |
Current report
Bylaw or fiscal year change
|
May 21, 2025 | May 20, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 23, 2025 | Apr 23, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 29, 2025 | Jan 27, 2025 |
| 8-K |
Current report
Results of operations
|
Jan 29, 2025 | Jan 29, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Nov 7, 2024 | Nov 5, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2024 | Oct 23, 2024 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
Oct 2, 2024 | Oct 2, 2024 |
| 8-K |
Current report
Other events
|
Sep 25, 2024 | Sep 25, 2024 |
| 8-K |
Current report
Officer or director change
|
Sep 18, 2024 | Sep 13, 2024 |
| 8-K |
Current report
Officer or director change
|
Aug 30, 2024 | Aug 28, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2024 | Jul 31, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 21, 2024 | May 21, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2024 | Apr 24, 2024 |
| 8-K |
Current report
Results of operations
|
Jan 24, 2024 | Jan 24, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Nov 9, 2023 | Nov 7, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 18, 2023 | Oct 18, 2023 |
| 8-K |
Current report
Officer or director change
|
Aug 24, 2023 | Aug 23, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2023 | Jul 26, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 19, 2023 | Apr 19, 2023 |
| 8-K |
Current report
Officer or director change
|
Feb 21, 2023 | Feb 21, 2023 |
| 8-K |
Current report
Officer or director change
|
Feb 9, 2023 | Feb 7, 2023 |
| 8-K |
Current report
Results of operations, Exit or restructuring costs
|
Jan 25, 2023 | Jan 23, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Nov 10, 2022 | Nov 8, 2022 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2022 | Oct 19, 2022 |
| 8-K |
Current report
Officer or director change
|
Sep 19, 2022 | Sep 14, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2022 | Jul 27, 2022 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Other events
|
May 11, 2022 | May 11, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 20, 2022 | Apr 20, 2022 |
| 8-K |
Current report
Results of operations
|
Jan 26, 2022 | Jan 26, 2022 |
| 8-K |
Current report
Officer or director change
|
Nov 16, 2021 | Nov 9, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Nov 12, 2021 | Nov 8, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 20, 2021 | Oct 20, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2021 | Jul 28, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 21, 2021 | Jun 17, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 21, 2021 | Apr 21, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 19, 2021 | Mar 19, 2021 |
| 8-K |
Current report
Results of operations
|
Jan 27, 2021 | Jan 27, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 28, 2020 | Dec 22, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 11, 2020 | Dec 11, 2020 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Nov 5, 2020 | Nov 3, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 21, 2020 | Oct 21, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 2, 2020 | Oct 2, 2020 |
| 8-K |
Current report
Officer or director change
|
Sep 14, 2020 | Sep 10, 2020 |
| 8-K |
Current report
Officer or director change
|
Sep 8, 2020 | Sep 8, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2020 | Jul 29, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 19, 2020 | Jun 19, 2020 |
| 8-K |
Current report
Bylaw or fiscal year change
|
May 18, 2020 | May 12, 2020 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
May 5, 2020 | May 5, 2020 |
| 8-K |
Current report
Other events
|
Apr 30, 2020 | Apr 30, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 22, 2020 | Apr 22, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 27, 2020 | Mar 27, 2020 |
| 8-K |
Current report
New debt
|
Mar 17, 2020 | Mar 16, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 17, 2020 | Mar 17, 2020 |
| 8-K |
Current report
Results of operations
|
Jan 29, 2020 | Jan 29, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 13, 2019 | Dec 13, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Nov 7, 2019 | Nov 5, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2019 | Oct 23, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 4, 2019 | Oct 4, 2019 |
| 8-K |
Current report
Officer or director change
|
Aug 26, 2019 | Aug 21, 2019 |
| 8-K |
Current report
Officer or director change
|
Aug 14, 2019 | Aug 8, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2019 | Jul 31, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 14, 2019 | Jun 14, 2019 |
| 8-K |
Current report
Officer or director change
|
Jun 3, 2019 | Jun 3, 2019 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
May 13, 2019 | May 8, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2019 | Apr 24, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 26, 2019 | Mar 26, 2019 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Mar 4, 2019 | Mar 4, 2019 |
| 8-K |
Current report
Material agreement, New debt
|
Feb 25, 2019 | Feb 25, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
Jan 23, 2019 | Jan 23, 2019 |
| 8-K/A |
Amended current report
Officer or director change
|
Dec 11, 2018 | Dec 5, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 10, 2018 | Dec 10, 2018 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 6, 2018 | Dec 5, 2018 |
| 8-K |
Current report
Officer or director change
|
Dec 3, 2018 | Nov 30, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Nov 8, 2018 | Nov 6, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 16, 2018 | Oct 16, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 17, 2018 | Sep 17, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2018 | Jul 26, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 12, 2018 | Jun 12, 2018 |
| 8-K |
Current report
Officer or director change
|
May 14, 2018 | May 10, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 17, 2018 | Apr 17, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 12, 2018 | Mar 12, 2018 |
| 8-K |
Current report
Other events
|
Mar 6, 2018 | Mar 6, 2018 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Jan 24, 2018 | Jan 24, 2018 |
| 8-K |
Current report
Officer or director change
|
Jan 8, 2018 | Jan 2, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 11, 2017 | Dec 11, 2017 |
| 8-K |
Current report
Material agreement, New debt, Shareholder vote results, Other events
|
Nov 14, 2017 | Nov 8, 2017 |
| 8-K |
Current report
Material agreement, Results of operations, New debt
|
Oct 17, 2017 | Oct 13, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 15, 2017 | Sep 15, 2017 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2017 | Jul 26, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 9, 2017 | Jun 9, 2017 |
| 8-K |
Current report
Officer or director change
|
May 23, 2017 | May 22, 2017 |
| 8-K |
Current report
Officer or director change
|
May 15, 2017 | May 10, 2017 |
| 8-K |
Current report
Results of operations
|
Apr 18, 2017 | Apr 18, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 10, 2017 | Mar 10, 2017 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Feb 14, 2017 | Feb 8, 2017 |
| 8-K |
Current report
Results of operations
|
Jan 25, 2017 | Jan 25, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 15, 2016 | Dec 15, 2016 |
| 8-K |
Current report
Other events
|
Nov 18, 2016 | Nov 18, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Nov 15, 2016 | Nov 9, 2016 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2016 | Oct 19, 2016 |
| 8-K |
Current report
Material agreement, Agreement ended, Other events
|
Oct 6, 2016 | Oct 5, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 14, 2016 | Sep 14, 2016 |
| 8-K |
Current report
Officer or director change
|
Sep 12, 2016 | Sep 7, 2016 |
| 8-K |
Current report
Officer or director change
|
Sep 1, 2016 | Aug 28, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 10, 2016 | Aug 10, 2016 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2016 | Jul 27, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 15, 2016 | Jun 15, 2016 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Jun 7, 2016 | Jun 7, 2016 |
| 8-K/A |
Amended current report
Other events
|
May 25, 2016 | May 24, 2016 |
| 8-K |
Current report
Other events
|
May 23, 2016 | May 23, 2016 |
| 8-K |
Current report
Other events
|
May 16, 2016 | May 13, 2016 |
| 8-K |
Current report
Material agreement, New debt
|
May 13, 2016 | May 13, 2016 |
| 8-K |
Current report
Acquisition or sale of assets
|
Apr 20, 2016 | Apr 20, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 16, 2016 | Mar 16, 2016 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 19, 2016 | Feb 19, 2016 |
| 8-K |
Current report
Other events
|
Feb 5, 2016 | Feb 5, 2016 |
| 8-K |
Current report
Results of operations
|
Jan 27, 2016 | Jan 27, 2016 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 16, 2015 | Dec 16, 2015 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 12, 2015 | Nov 10, 2015 |
| 8-K |
Current report
Shareholder vote results
|
Nov 5, 2015 | Nov 4, 2015 |
| 8-K |
Current report
Results of operations
|
Oct 21, 2015 | Oct 21, 2015 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 21, 2015 | Oct 20, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 16, 2015 | Sep 15, 2015 |
| 8-K |
Current report
Officer or director change
|
Aug 27, 2015 | Aug 25, 2015 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2015 | Jul 29, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 16, 2015 | Jun 16, 2015 |
| 8-K |
Current report
Results of operations
|
Apr 20, 2015 | Apr 20, 2015 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 13, 2015 | Mar 13, 2015 |
Showing 139 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Special Industry Machinery, NEC (SIC 3559)
- Listed as
- LRCX (Nasdaq)
- Fiscal year ends
- June 27
- Incorporated in
- DE
- Headquarters
- Fremont, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 707549
Other Special Industry Machinery, NEC companies
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.