Observatory · observe first

Lam Research

LRCX · United States · Semiconductor Materials & Equipment · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.021%
12M weight contribution
+0.003 pp
3M weight contribution
-0.001 pp
12M price return
+25.7%

Share of matched S&P 500 members

Monthly observations through Apr 2020

0.00.00.0201820192020

Company price index

A separate dimension from market allocation

76118159201820192020

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
Apr 2020$3.7bn0.021%+0.003 pp+25.7%Yes
Mar 2020$3.5bn0.000%-0.016 pp+36.9%No
Feb 2020$4.3bn0.000%-0.016 pp+70.2%No
Jan 2020$4.3bn0.021%+0.013 pp+79.6%Yes
Dec 2019$4.2bn0.021%+0.013 pp+119.3%Yes
Nov 2019$3.9bn0.020%+0.011 pp+74.1%Yes
Oct 2019$3.9bn0.020%+0.013 pp+95.8%Yes
Sep 2019$3.3bn0.018%+0.010 pp+56.0%Yes
Aug 2019$3.0bn0.017%+0.008 pp+24.8%Yes
Jul 2019$3.1bn0.017%-0.002 pp+12.3%Yes
Jun 2019$2.8bn0.015%-0.002 pp+11.5%Yes
May 2019$2.6bn0.015%-0.004 pp-9.6%Yes
Apr 2019$3.1bn0.017%-0.001 pp+15.0%Yes
Mar 2019$2.7bn0.016%-0.005 pp-9.6%Yes
Feb 2019$2.7bn0.016%-0.003 pp-6.2%Yes
Jan 2019$2.6bn0.009%-0.009 pp-9.5%Yes
Dec 2018$2.1bn0.008%-0.010 pp-27.3%No
Nov 2018$2.4bn0.008%-0.010 pp-16.8%No
Oct 2018$2.2bn0.007%-0.010 pp-24.9%No
Sep 2018$2.4bn0.008%-0.010 pp-19.6%No
Aug 2018$2.7bn0.009%-0.009 pp-8.9%No
Jul 2018$3.1bn0.018%+0.000 pp+0.3%No
Jun 2018$2.8bn0.017%-0.001 pp-9.0%No
May 2018$3.3bn0.020%+0.002 pp+3.7%Yes

Its weight is estimated market cap divided by the total estimated market cap of matched S&P 500 members for the month. This is not an official float-adjusted S&P index weight.