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LRCXLam Research

Technology · Industrial Machinery · Nasdaq

Incorporated in 1980, Lam Research Corporation (“Lam Research,” “Lam,” “we,” “our,” “us,” or the “Company”) is a Delaware corporation, headquartered in Fremont, California. 10-K, Item 1

LRCX quote by TradingView
Headquarters
Fremont, CA
CEO
Timothy Archer
Next results
around Jan 27, 2027
Compare with peers → Embed

Timeline

1 yr2 yr3 yr
Annual report (10-K)Quarterly report (10-Q)Current report (8-K)Auditor changeCEO, CFO, COO or CAO changeRestatementLate filing noticeInsider purchaseCluster buy (3+ insiders)SEC comment letterShare offering (S-3, 424B)
All 26 events

From the SEC filing index. Insider purchases go back 180 days (the Form 4s downloaded).

Every filing LRCX made with the SEC since Feb 23, 2015, newest first, linked to the document on sec.gov. Press releases with quarterly results are attached to the 8-Ks marked "Quarterly results".

All 1018 Annual & quarterly 47Current reports (8-K) 142Insiders 681Proxy & votes 30Big owners (13D/13G) 37Shares & debt offered 20SEC letters 5Other 56
FiledFormWhat it isPeriod
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 9, 20264 Insider tradeNov 6, 2026 all files
Nov 6, 2026144 Notice of planned insider sale all files
Nov 5, 20268-K Shareholder vote results, Other eventsNov 3, 2026 all files
Nov 3, 20264 Insider tradeNov 2, 2026 all files
Nov 2, 20264 Insider tradeOct 30, 2026 all files
Nov 2, 2026144 Notice of planned insider sale all files
Oct 26, 20264 Insider tradeOct 23, 2026 all files
Oct 23, 2026144 Notice of planned insider sale all files
Oct 22, 202610-Q Quarterly reportSep 27, 2026 all files · tables
Oct 21, 20268-K Quarterly resultsOct 21, 2026 all files
Sep 24, 2026ARS Annual report to shareholdersJun 28, 2026 all files
Sep 24, 2026DEFA14A Extra proxy material all files
Sep 24, 2026DEF 14A Proxy statementNov 3, 2026 all files
Sep 10, 20264 Insider tradeSep 9, 2026 all files
Sep 10, 20264 Insider tradeSep 9, 2026 all files
Sep 9, 2026144 Notice of planned insider sale all files
Sep 9, 2026144 Notice of planned insider sale all files
Sep 3, 20264 Insider tradeSep 2, 2026 all files
Sep 2, 2026144 Notice of planned insider sale all files
Sep 1, 20264 Insider tradeAug 31, 2026 all files
Aug 31, 2026144 Notice of planned insider sale all files
Aug 27, 20268-K Director or officer changeAug 24, 2026 all files
Aug 7, 20264 Insider tradeAug 6, 2026 all files
Aug 7, 202610-K Annual reportJun 28, 2026 all files · tables
Aug 6, 2026144 Notice of planned insider sale all files
Aug 6, 20264 Insider tradeAug 5, 2026 all files
Jul 29, 20268-K Quarterly resultsJul 29, 2026 all files
Jul 14, 20264 Insider tradeJul 13, 2026 all files
Jul 13, 2026144 Notice of planned insider sale all files
Jul 6, 20264 Insider tradeJul 2, 2026 all files
Jul 2, 2026144 Notice of planned insider sale all files
Jun 25, 202611-K Employee plan annual reportDec 31, 2025 all files
Jun 15, 20264 Insider tradeJun 12, 2026 all files
Jun 15, 20264 Insider tradeJun 11, 2026 all files
Jun 12, 2026144 Notice of planned insider sale all files
Jun 11, 2026144 Notice of planned insider sale all files
Jun 2, 20264 Insider tradeJun 1, 2026 all files
Jun 1, 2026144 Notice of planned insider sale all files
Jun 1, 2026SD Conflict minerals report all files
May 14, 2026144 Notice of planned insider sale all files
May 4, 20264 Insider tradeMay 1, 2026 all files
May 1, 2026144 Notice of planned insider sale all files
Apr 30, 2026SCHEDULE 13G 5%+ owner (passive) all files
Apr 28, 20264 Insider tradeApr 27, 2026 all files
Apr 27, 2026144 Notice of planned insider sale all files
Apr 23, 202610-Q Quarterly reportMar 29, 2026 all files · tables
Apr 22, 20268-K Quarterly resultsApr 22, 2026 all files
Mar 27, 2026SCHEDULE 13G/A 5%+ owner (passive), amended all files
Mar 11, 20264 Insider tradeMar 10, 2026 all files
Mar 10, 20263 New insiderMar 6, 2026 all files
Mar 5, 20264 Insider tradeMar 4, 2026 all files
Mar 5, 20264 Insider tradeMar 4, 2026 all files
Mar 4, 2026144 Notice of planned insider sale all files
Mar 4, 2026144 Notice of planned insider sale all files
Mar 3, 20264 Insider tradeMar 2, 2026 all files
Mar 3, 20264 Insider tradeMar 2, 2026 all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Mar 2, 2026144 Notice of planned insider sale all files
Mar 2, 2026144 Notice of planned insider sale all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Mar 2, 20264 Insider tradeFeb 27, 2026 all files
Feb 25, 20264 Insider tradeFeb 24, 2026 all files
Feb 9, 20264 Insider tradeFeb 6, 2026 all files
Feb 9, 20263/A New insider (amended)Feb 3, 2026 all files
Feb 9, 20264 Insider tradeFeb 6, 2026 all files
Feb 6, 2026144 Notice of planned insider sale all files
Feb 5, 20264 Insider tradeFeb 3, 2026 all files
Feb 5, 20264 Insider tradeFeb 3, 2026 all files
Feb 5, 20264 Insider tradeFeb 3, 2026 all files
Feb 5, 20264 Insider tradeFeb 3, 2026 all files
Feb 5, 20263 New insiderFeb 3, 2026 all files
Feb 5, 20264 Insider tradeFeb 3, 2026 all files
Feb 5, 20264 Insider tradeFeb 4, 2026 all files
Feb 5, 20264 Insider tradeFeb 3, 2026 all files
Feb 4, 20268-K/A Director or officer changeJan 30, 2026 all files
Feb 3, 20268-K Director or officer changeJan 30, 2026 all files
Jan 29, 202610-Q Quarterly reportDec 28, 2025 all files · tables
Jan 28, 20268-K Quarterly resultsJan 28, 2026 all files
Dec 18, 20254 Insider tradeDec 17, 2025 all files
Dec 17, 2025144 Notice of planned insider sale all files
Nov 17, 20254 Insider tradeNov 14, 2025 all files
Nov 14, 2025144 Notice of planned insider sale all files
Nov 10, 20254 Insider tradeNov 7, 2025 all files
Nov 10, 20254 Insider tradeNov 7, 2025 all files
Nov 10, 20254 Insider tradeNov 6, 2025 all files
Nov 10, 20254 Insider tradeNov 7, 2025 all files
Nov 10, 20254 Insider tradeNov 7, 2025 all files

From SEC's filing index (data.sec.gov submissions).

Work on LRCX in a spreadsheet: Excel workbook (a sheet per section, ten years by column, charts, links to the filings) · CSV. For a Google Sheet that stays up to date, paste =IMPORTDATA("https://tickdelta.com/company/LRCX/export.csv") into a cell.