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LAM RESH CORP (LRCX)

Institutional ownership, SEC filings and insider activity

Sector: Technology · SEC CIK 0000707549 · EDGAR filings · Updated 2026-07-14

LAM RESH CORP (LRCX) has reported institutional ownership of 80.7%, with 2,586 institutional managers holding positions valued at $215.0B per the latest 13F reporting period.

Institutional ownership
80.7%
Institutional managers
2,586
Reported 13F value
$215.0B
Insider activity
87 trans.
−$71.3M net selling

Latest updates

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, LAM RESH CORP has 2,586 institutional holders and institutional ownership of 80.7%.

#InstitutionReported value% of tracked total
1BlackRock, Inc.$28.4B13.2%
2VANGUARD CAPITAL MANAGEMENT LLC$17.3B8.1%
3STATE STREET CORP$12.7B5.9%
4VANGUARD PORTFOLIO MANAGEMENT LLC$7.92B3.7%
5GEODE CAPITAL MANAGEMENT, LLC$7.50B3.5%
6FMR LLC$7.17B3.3%
7JPMORGAN CHASE & CO$6.54B3.0%
8Invesco Ltd.$5.18B2.4%
9AMERIPRISE FINANCIAL INC$4.44B2.1%
10MORGAN STANLEY$4.05B1.9%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 87 transactions (1 buys, 14 sells) across 20 reporting insiders, with a net reported value of −$71.3M.

Quarterly net insider value, as reported in Form 4 filings.

Fails-to-deliver

The SEC's fails-to-deliver file for 2026-06-25 reports 2,457 failed-to-deliver shares ($920.9K) for LRCX — an official data point published by the SEC, shown as reported.

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See full history, cross-references and alerts on Sightfile
Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-14.