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Costco

COST · United States · Consumer Staples Merchandise Retail · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.507%
12M weight contribution
+0.019 pp
3M weight contribution
+0.019 pp
12M price return
-3.0%

Share of matched S&P 500 members

Monthly observations through Mar 2018

0.50.50.52018

Company price index

A separate dimension from market allocation

97981002018

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
Mar 2018$82.7bn0.507%+0.019 pp-3.0%Yes
Feb 2018$83.8bn0.502%+0.014 pp-1.8%Yes
Jan 2018$85.6bn0.488%+0.000 pp+0.0%No

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.