Observatory · observe first

Automatic Data Processing

ADP · United States · Human Resource & Employment Services · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.347%
12M weight contribution
+0.034 pp
3M weight contribution
+0.025 pp
12M price return
+10.3%

Share of matched S&P 500 members

Monthly observations through Jul 2018

0.30.30.42018

Company price index

A separate dimension from market allocation

931011102018

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
Jul 2018$59.5bn0.347%+0.034 pp+10.3%Yes
Jun 2018$59.1bn0.359%+0.046 pp+9.7%Yes
May 2018$57.3bn0.348%+0.035 pp+5.7%Yes
Apr 2018$52.3bn0.322%+0.009 pp-4.0%Yes
Mar 2018$50.3bn0.309%-0.004 pp-7.7%No
Feb 2018$51.1bn0.306%-0.006 pp-6.7%No
Jan 2018$54.8bn0.313%+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.