Lam Research Corporation
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Lam Research Corporation (LRCX) SEC Filings
Browse all Lam Research Corporation SEC filings, including Annual reports (10-K), Quarterly reports (10-Q), 8-K, proxy statements (DEF 14A), and insider filings (Form 4). Access official documents by filing date, reporting period, and form type. ...more
Lam Research Corporation Reports: Annual 10-K, Quarterly 10-Q & SEC Filings
SEC Filings
Date
2026
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
3/A
Corrected or updated initial insider ownership
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
3
Initial disclosure of insider ownership
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
8-K/A
Corrected company event report
8-K
Material company events (earnings, M&A, or leadership changes)
10-Q
Quarterly financial results and management updates
8-K
Material company events (earnings, M&A, or leadership changes)
2025
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
S-8
Registration of shares for employee stock plans
S-8 POS
Post-effective update to employee stock plan registration
8-K
Material company events (earnings, M&A, or leadership changes)
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
4
Insider ownership (buying, selling) activity
10-Q
Quarterly financial results and management updates
8-K
Material company events (earnings, M&A, or leadership changes)
4
Insider ownership (buying, selling) activity
DEFA14A
Additional or supplemental proxy disclosures
ARS
Annual Report to Shareholders
DEFA14A
Additional or supplemental proxy disclosures
Lam Research Corporation (Form 4) 2026
Insider Trades / Insider ownership (buying, selling) activity
Feb 25, 2026
