Observatory · observe first

KLA Corporation

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

Historical time machine
Historical observation
20182026
Universe weight
0.042%
12M weight contribution
+0.017 pp
3M weight contribution
+0.011 pp
12M price return
+109.3%

Share of matched S&P 500 members

Monthly observations through Jul 2026

0.00.00.1201820192020202120222023202420252026

Company price index

A separate dimension from market allocation

19316003007201820192020202120222023202420252026

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
Jul 2026$23.9bn0.042%+0.017 pp+109.3%Yes
Jun 2026$39.4bn0.068%+0.043 pp+239.0%Yes
May 2026$25.1bn0.044%+0.021 pp+155.5%Yes
Apr 2026$22.9bn0.031%+0.009 pp+151.0%Yes
Mar 2026$19.3bn0.028%+0.007 pp+118.2%No
Feb 2026$20.0bn0.027%+0.006 pp+116.7%No
Jan 2026$18.7bn0.036%+0.014 pp+95.1%Yes
Dec 2025$16.0bn0.031%+0.012 pp+94.5%Yes
Nov 2025$15.4bn0.030%+0.011 pp+83.2%Yes
Oct 2025$15.9bn0.031%+0.010 pp+83.2%Yes
Sep 2025$14.2bn0.028%+0.004 pp+40.6%Yes
Aug 2025$11.5bn0.024%-0.003 pp+7.4%Yes
Jul 2025$11.6bn0.025%+0.005 pp+7.8%Yes
Jun 2025$11.8bn0.026%+0.005 pp+9.6%Yes
May 2025$10.0bn0.023%+0.003 pp+0.6%Yes
Apr 2025$9.3bn0.022%-0.004 pp+2.9%Yes
Mar 2025$9.0bn0.021%-0.005 pp-1.8%Yes
Feb 2025$9.4bn0.021%-0.005 pp+4.8%Yes
Jan 2025$9.8bn0.022%-0.002 pp+25.4%No
Dec 2024$8.4bn0.019%-0.004 pp+9.4%No
Nov 2024$8.7bn0.019%-0.004 pp+19.9%No
Oct 2024$8.9bn0.021%-0.001 pp+43.1%No
Sep 2024$10.4bn0.024%+0.003 pp+70.3%Yes
Aug 2024$11.0bn0.027%+0.005 pp+64.7%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.