NASDAQ · LRCX

Lam Research Corp

Smart money pulse

What insiders and funds are doing

Mixed Insiders: as of Nov 10 Funds: as of Jun 30, 2026
−1000+100 +7
  • account_balance
    1453 funds bought, 1086 sold in the quarter ended Jun 30, 2026. 627 were new holders.
  • info
    No real insider sales in 12 months. Planned 10b5-1 sales and tax withholding are left out.

Pulse runs from −100 (everyone selling) to +100 (everyone buying). Half comes from insiders: real buyers vs. real sellers in the last 90 days (Form 4). Half comes from funds: funds that bought vs. funds that sold last quarter (13F). 13F is a snapshot of long positions on the last day of the quarter, filed up to 45 days later. It does not show short positions or trades since then. This is data, not advice.

Who owns it

3100 funds report owning LRCX , up from 2614

Holdings as of Jun 30, 2026
New627
Added826
Held700
Trimmed947
Sold out139

Last quarter

Who bought and who sold

Change in shares held, biggest funds first. Bars stop at ±100%.

Insider trades · last 12 months

Real buys and sales

● Open-market buy● Open-market sale
CEOCFOOther officersDirectorsDecJanFebMarAprMayJunJulAugSepOctNovOption exercise · Oct 23 · $943KPlanned sale (10b5-1) · Oct 23 · $7.13M

Showing 0 real trades. Hidden: 1 option exercises, 1 planned 10b5-1 sales. Those happen on a schedule and say little about what an insider thinks. Bigger dot means a bigger trade.

Showing every filing. Dashed circles are routine: grants, tax withholding, option exercises and planned sales.

Top holders

Biggest funds in LRCX

As of Jun 30, 2026
FundOwnsValueChange
California State Teachers Retirement System—$1.9M+42619%
BlackRock, Inc.—$57.5B−0%
Vanguard Capital Management LLC—$35.4B+1%
State Street Corp—$26.3B+3%
Invesco Ltd.—$22.7B+116%

"Owns" is shares reported divided by shares outstanding.

Where this data comes from. Insider trades, fund holdings, activist stakes and company results come from public SEC EDGAR filings (Forms 4, 13F, 13D/13G, 10-Q and 8-K).

This is data, not investment advice. About StockToast