Observatory · observe first
FirstEnergy
FE · United States · Electric Utilities · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.051%
12M weight contribution
-0.001 pp
3M weight contribution
-0.002 pp
12M price return
+17.3%
Share of matched S&P 500 members
Monthly observations through Dec 2025
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 |
|---|---|---|---|---|---|
| Dec 2025 | $25.9bn | 0.051% | -0.001 pp | +17.3% | No |
| Nov 2025 | $27.6bn | 0.054% | +0.000 pp | +16.9% | Yes |
| Oct 2025 | $26.5bn | 0.052% | -0.005 pp | +14.2% | No |
| Sep 2025 | $26.5bn | 0.053% | -0.006 pp | +7.7% | No |
| Aug 2025 | $25.2bn | 0.052% | -0.009 pp | +3.5% | No |
| Jul 2025 | $24.7bn | 0.052% | +0.009 pp | +6.2% | No |
| Jun 2025 | $23.2bn | 0.050% | +0.009 pp | +9.6% | No |
| May 2025 | $24.2bn | 0.055% | +0.011 pp | +8.6% | Yes |
| Apr 2025 | $24.7bn | 0.059% | -0.004 pp | +16.6% | Yes |
| Mar 2025 | $23.3bn | 0.055% | -0.006 pp | +9.1% | Yes |
| Feb 2025 | $22.4bn | 0.050% | -0.010 pp | +10.4% | No |
| Jan 2025 | $22.9bn | 0.051% | -0.012 pp | +13.2% | No |
| Dec 2024 | $22.9bn | 0.052% | -0.011 pp | +13.2% | No |
| Nov 2024 | $24.5bn | 0.054% | -0.012 pp | +20.2% | Yes |
| Oct 2024 | $24.1bn | 0.057% | -0.013 pp | +22.7% | Yes |
| Sep 2024 | $25.5bn | 0.059% | -0.006 pp | +35.5% | Yes |
| Aug 2024 | $25.3bn | 0.061% | -0.005 pp | +27.2% | Yes |
| Jul 2024 | $24.1bn | 0.043% | -0.006 pp | +11.2% | No |
| Jun 2024 | $22.0bn | 0.041% | -0.010 pp | +2.9% | No |
| May 2024 | $23.2bn | 0.044% | -0.009 pp | +12.5% | No |
| Apr 2024 | $22.1bn | 0.064% | -0.013 pp | +0.6% | Yes |
| Mar 2024 | $22.2bn | 0.062% | -0.017 pp | +0.7% | No |
| Feb 2024 | $21.0bn | 0.060% | -0.019 pp | -3.3% | No |
| Jan 2024 | $21.0bn | 0.063% | -0.018 pp | -6.6% | 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.