Observatory · observe first
Duke Energy
DUK · United States · Electric Utilities · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.376%
12M weight contribution
+0.043 pp
3M weight contribution
+0.156 pp
12M price return
+21.4%
Share of matched S&P 500 members
Monthly observations through Mar 2019
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 2019 | $65.4bn | 0.376% | +0.043 pp | +21.4% | Yes |
| Feb 2019 | $65.2bn | 0.378% | +0.062 pp | +24.4% | Yes |
| Jan 2019 | $62.6bn | 0.206% | -0.107 pp | +17.1% | Yes |
| Dec 2018 | $61.5bn | 0.220% | -0.093 pp | +15.1% | No |
| Nov 2018 | $63.1bn | 0.210% | -0.104 pp | +18.1% | No |
| Oct 2018 | $58.9bn | 0.200% | -0.114 pp | +9.0% | No |
| Sep 2018 | $57.0bn | 0.182% | -0.132 pp | +5.6% | No |
| Aug 2018 | $57.9bn | 0.187% | -0.127 pp | +7.2% | No |
| Jul 2018 | $57.2bn | 0.334% | +0.020 pp | +6.5% | Yes |
| Jun 2018 | $55.4bn | 0.336% | +0.023 pp | +3.1% | Yes |
| May 2018 | $54.1bn | 0.328% | +0.015 pp | +0.6% | Yes |
| Apr 2018 | $56.1bn | 0.345% | +0.031 pp | +3.3% | Yes |
| Mar 2018 | $54.2bn | 0.333% | +0.019 pp | -0.1% | Yes |
| Feb 2018 | $52.7bn | 0.316% | +0.003 pp | -2.9% | Yes |
| Jan 2018 | $54.9bn | 0.313% | +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.