Observatory · observe first
Omnicom Group
OMC · United States · Advertising · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.055%
12M weight contribution
+0.054 pp
3M weight contribution
-0.006 pp
12M price return
+52.0%
Share of matched S&P 500 members
Monthly observations through Sep 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 |
|---|---|---|---|---|---|
| Sep 2021 | $15.5bn | 0.055% | +0.054 pp | +52.0% | No |
| Aug 2021 | $15.7bn | 0.052% | +0.052 pp | +40.9% | No |
| Jul 2021 | $15.6bn | 0.054% | +0.053 pp | +41.1% | Yes |
| Jun 2021 | $17.2bn | 0.061% | +0.061 pp | +52.5% | Yes |
| May 2021 | $17.7bn | 0.063% | +0.063 pp | +56.7% | Yes |
| Apr 2021 | $17.7bn | 0.064% | -0.004 pp | +50.6% | Yes |
| Mar 2021 | $15.9bn | 0.031% | +0.031 pp | +41.0% | No |
| Feb 2021 | $14.8bn | 0.030% | +0.029 pp | +3.6% | No |
| Jan 2021 | $13.4bn | 0.032% | -0.049 pp | -13.5% | Yes |
| Dec 2020 | $13.4bn | 0.054% | -0.032 pp | -19.6% | Yes |
| Nov 2020 | $13.5bn | 0.058% | -0.030 pp | -17.4% | Yes |
| Oct 2020 | $10.1bn | 0.048% | -0.040 pp | -36.3% | Yes |
| Sep 2020 | $10.6bn | 0.000% | -0.090 pp | -34.1% | No |
| Aug 2020 | $11.6bn | 0.000% | -0.090 pp | -26.2% | No |
| Jul 2020 | $11.5bn | 0.000% | -0.093 pp | -30.5% | No |
| Jun 2020 | $11.7bn | 0.000% | -0.097 pp | -30.8% | No |
| May 2020 | $11.7bn | 0.000% | -0.099 pp | -26.7% | No |
| Apr 2020 | $12.2bn | 0.068% | -0.030 pp | -26.2% | Yes |
| Mar 2020 | $11.9bn | 0.000% | -0.094 pp | -22.1% | No |
| Feb 2020 | $15.0bn | 0.000% | -0.098 pp | -5.4% | No |
| Jan 2020 | $16.4bn | 0.081% | +0.023 pp | -0.0% | No |
| Dec 2019 | $17.6bn | 0.087% | +0.028 pp | +14.4% | No |
| Nov 2019 | $17.3bn | 0.087% | +0.030 pp | +6.8% | No |
| Oct 2019 | $16.8bn | 0.088% | +0.031 pp | +7.4% | 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.