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
0.024%
12M weight contribution
-0.003 pp
3M weight contribution
+0.001 pp
12M price return
+7.4%

Share of matched S&P 500 members

Monthly observations through Aug 2025

0.00.00.020182019202020212022202320242025

Company price index

A separate dimension from market allocation

11450188920182019202020212022202320242025

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
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
Jul 2024$11.1bn0.020%+0.004 pp+61.7%No
Jun 2024$11.1bn0.021%+0.005 pp+71.7%No
May 2024$10.2bn0.020%+0.005 pp+73.1%No
Apr 2024$9.3bn0.027%+0.009 pp+80.3%Yes
Mar 2024$9.4bn0.026%+0.007 pp+77.0%Yes
Feb 2024$9.2bn0.026%+0.008 pp+81.8%Yes
Jan 2024$8.0bn0.024%+0.005 pp+53.2%Yes
Dec 2023$7.9bn0.024%+0.004 pp+56.0%Yes
Nov 2023$7.4bn0.023%+0.004 pp+40.2%Yes
Oct 2023$6.4bn0.022%+0.006 pp+50.3%Yes
Sep 2023$6.3bn0.021%+0.004 pp+53.5%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.