Observatory · observe first
Eversource Energy
ES · United States · Electric Utilities · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.047%
12M weight contribution
-0.004 pp
3M weight contribution
+0.011 pp
12M price return
+13.3%
Share of matched S&P 500 members
Monthly observations through Jul 2026
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 |
|---|---|---|---|---|---|
| Jul 2026 | $26.9bn | 0.047% | -0.004 pp | +13.3% | Yes |
| Jun 2026 | $27.2bn | 0.047% | -0.003 pp | +18.8% | Yes |
| May 2026 | $25.7bn | 0.044% | -0.009 pp | +10.2% | Yes |
| Apr 2026 | $26.5bn | 0.036% | -0.016 pp | +24.4% | No |
| Mar 2026 | $26.0bn | 0.038% | -0.016 pp | +16.7% | No |
| Feb 2026 | $28.6bn | 0.039% | -0.012 pp | +26.7% | No |
| Jan 2026 | $25.9bn | 0.050% | +0.003 pp | +25.6% | No |
| Dec 2025 | $25.3bn | 0.049% | +0.002 pp | +22.9% | No |
| Nov 2025 | $25.2bn | 0.050% | -0.003 pp | +9.3% | No |
| Oct 2025 | $27.4bn | 0.054% | -0.002 pp | +17.6% | Yes |
| Sep 2025 | $26.4bn | 0.053% | -0.004 pp | +9.7% | Yes |
| Aug 2025 | $23.8bn | 0.049% | -0.009 pp | -0.5% | No |
| Jul 2025 | $24.3bn | 0.051% | +0.010 pp | +6.8% | No |
| Jun 2025 | $23.4bn | 0.050% | +0.013 pp | +17.6% | No |
| May 2025 | $23.8bn | 0.054% | +0.014 pp | +14.7% | Yes |
| Apr 2025 | $21.8bn | 0.052% | -0.009 pp | +2.8% | Yes |
| Mar 2025 | $22.8bn | 0.054% | -0.004 pp | +8.9% | Yes |
| Feb 2025 | $23.1bn | 0.052% | -0.007 pp | +12.5% | No |
| Jan 2025 | $21.1bn | 0.047% | -0.009 pp | +11.5% | No |
| Dec 2024 | $21.0bn | 0.048% | -0.017 pp | -2.5% | No |
| Nov 2024 | $23.6bn | 0.052% | -0.013 pp | +13.6% | Yes |
| Oct 2024 | $23.5bn | 0.055% | -0.009 pp | +28.1% | Yes |
| Sep 2024 | $24.3bn | 0.057% | -0.011 pp | +22.5% | Yes |
| Aug 2024 | $24.1bn | 0.058% | -0.013 pp | +10.7% | 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.