Lam Research LRCX

$303.26

−$4.02 (-1.31%)

Market open · Sep 24, 2:00 pm ET

After hours $308.00 +0.23%

Open$302.39

Prev close$307.28

Day range$298.86 – $305.98

Volume3.36M

Market cap$379.48B

P/E (TTM)52.6

Dividend yield0.34%

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership87.9%-0.15 pts vs. prior quarter

Institutions holding3,615-14 vs. prior quarter

Insider trades (recent)0 buys / 5 sellsNet selling

Short interest2.22% of floatDays to cover 3.8 · as of 31 Aug 2026

Short-sale volume share11.3%5-day average of daily volume

Net of large-order buying minus selling, in USD. Over this window: −$113.35M (7 inflow days, 13 outflow days).

Institutional holders3,615

Institutional ownership87.9%

Total transactions20

Bought0

Sold5

Report date	Shares short	% of float	Days to cover
31 Aug 2026	27,751,158	2.2%	3.8
14 Aug 2026	28,419,138	2.3%	3.3
31 Jul 2026	26,963,996	2.2%	2.2
15 Jul 2026	29,520,485	2.4%	2.4
30 Jun 2026	28,314,664	2.3%	1.8
15 Jun 2026	29,877,317	2.4%	2.7