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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
0.296%
12M weight contribution
+0.295 pp
3M weight contribution
-0.003 pp
12M price return
+53.6%
Share of matched S&P 500 members
Monthly observations through Aug 2021
Company price index
A separate dimension from market allocation
Historical observations
Most recent 24 observations at or before the selected month
| Month | Market cap | Universe weight | 12M weight change | 12M return | Above 6M weight average |
|---|---|---|---|---|---|
| Aug 2021 | $88.4bn | 0.296% | +0.295 pp | +53.6% | Yes |
| Jul 2021 | $89.2bn | 0.306% | +0.306 pp | +61.2% | Yes |
| Jun 2021 | $84.5bn | 0.298% | +0.298 pp | +36.3% | Yes |
| May 2021 | $83.4bn | 0.299% | +0.298 pp | +36.9% | Yes |
| Apr 2021 | $79.6bn | 0.288% | -0.066 pp | +30.4% | Yes |
| Mar 2021 | $80.7bn | 0.158% | +0.157 pp | +41.1% | No |
| Feb 2021 | $74.5bn | 0.149% | +0.149 pp | +15.2% | No |
| Jan 2021 | $70.8bn | 0.170% | -0.195 pp | -1.3% | No |
| Dec 2020 | $75.6bn | 0.306% | -0.056 pp | +5.9% | Yes |
| Nov 2020 | $74.6bn | 0.317% | -0.056 pp | +4.3% | Yes |
| Oct 2020 | $67.7bn | 0.321% | -0.046 pp | -0.3% | Yes |
| Sep 2020 | $60.0bn | 0.000% | -0.372 pp | -11.5% | No |
| Aug 2020 | $59.8bn | 0.000% | -0.401 pp | -16.3% | No |
| Jul 2020 | $57.1bn | 0.000% | -0.385 pp | -18.4% | No |
| Jun 2020 | $64.0bn | 0.000% | -0.388 pp | -7.9% | No |
| May 2020 | $63.0bn | 0.000% | -0.405 pp | -6.5% | No |
| Apr 2020 | $63.3bn | 0.354% | -0.045 pp | -8.8% | Yes |
| Mar 2020 | $59.0bn | 0.000% | -0.399 pp | -12.6% | No |
| Feb 2020 | $66.8bn | 0.000% | -0.386 pp | +3.2% | No |
| Jan 2020 | $74.0bn | 0.365% | +0.164 pp | +25.1% | No |
| Dec 2019 | $73.8bn | 0.362% | +0.157 pp | +32.7% | No |
| Nov 2019 | $73.9bn | 0.372% | +0.158 pp | +18.3% | No |
| Oct 2019 | $70.4bn | 0.367% | +0.153 pp | +14.9% | No |
| Sep 2019 | $70.0bn | 0.372% | +0.162 pp | +9.4% | 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.