Observatory · observe first
Comcast
CMCSA · United States · Cable & Satellite · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.205%
12M weight contribution
+0.204 pp
3M weight contribution
-0.205 pp
12M price return
+59.9%
Share of matched S&P 500 members
Monthly observations through Mar 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 |
|---|---|---|---|---|---|
| Mar 2021 | $104.6bn | 0.205% | +0.204 pp | +59.9% | No |
| Feb 2021 | $101.9bn | 0.204% | +0.203 pp | +33.3% | No |
| Jan 2021 | $95.8bn | 0.230% | -0.182 pp | +17.3% | No |
| Dec 2020 | $101.3bn | 0.410% | -0.017 pp | +19.1% | Yes |
| Nov 2020 | $97.1bn | 0.413% | -0.017 pp | +16.3% | Yes |
| Oct 2020 | $81.7bn | 0.387% | -0.065 pp | -3.6% | Yes |
| Sep 2020 | $89.4bn | 0.000% | -0.463 pp | +4.9% | No |
| Aug 2020 | $86.6bn | 0.000% | -0.465 pp | +3.5% | No |
| Jul 2020 | $82.8bn | 0.000% | -0.444 pp | +1.3% | No |
| Jun 2020 | $75.4bn | 0.000% | -0.440 pp | -5.3% | No |
| May 2020 | $76.6bn | 0.000% | -0.461 pp | -1.4% | No |
| Apr 2020 | $72.8bn | 0.407% | -0.062 pp | -11.7% | Yes |
| Mar 2020 | $66.5bn | 0.000% | -0.444 pp | -11.7% | No |
| Feb 2020 | $78.2bn | 0.000% | -0.433 pp | +6.6% | No |
| Jan 2020 | $83.5bn | 0.412% | +0.179 pp | +20.4% | No |
| Dec 2019 | $87.0bn | 0.427% | +0.191 pp | +34.0% | No |
| Nov 2019 | $85.4bn | 0.430% | +0.179 pp | +15.5% | No |
| Oct 2019 | $86.7bn | 0.452% | +0.202 pp | +19.9% | No |
| Sep 2019 | $87.2bn | 0.463% | +0.245 pp | +30.0% | Yes |
| Aug 2019 | $85.6bn | 0.465% | +0.235 pp | +22.2% | Yes |
| Jul 2019 | $83.5bn | 0.444% | +0.041 pp | +23.2% | No |
| Jun 2019 | $81.7bn | 0.441% | +0.056 pp | +31.7% | Yes |
| May 2019 | $79.3bn | 0.462% | +0.096 pp | +34.4% | Yes |
| Apr 2019 | $84.2bn | 0.469% | +0.096 pp | +41.8% | 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.