Observatory · observe first
Follow the allocation change
Matched S&P 500 members → sector → industry → sub-industry → company. Each step uses the same percentage points.
Historical time machine
Historical observation
20182026
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Utilities
3 · Sub-industry
Inside Electric Utilities
Electric Utilities · weight
0.00%
Industry change · 12M
-2.06 pp
Electric Utilities · contribution
-2.056 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jun 2020 · sorted by absolute contribution to 12-month change
| Company | Country | Market cap | Universe weight | 3M contribution | 12M contribution | 12M price return | Above 6M weight average |
|---|---|---|---|---|---|---|---|
| Duke Energy → DUK | United States | $58.7bn | 0.000% | +0.000 pp | -0.346 pp | -5.5% | No |
| Southern Company → SO | United States | $54.8bn | 0.000% | +0.000 pp | -0.310 pp | -2.2% | No |
| American Electric Power → AEP | United States | $39.5bn | 0.000% | +0.000 pp | -0.234 pp | -6.7% | No |
| Exelon → EXC | United States | $25.2bn | 0.000% | +0.000 pp | -0.179 pp | -21.6% | No |
| Public Service Enterprise Group → PEG | United States | $24.9bn | 0.000% | +0.000 pp | -0.160 pp | -13.5% | No |
| WEC Energy Group → WEC | United States | $27.6bn | 0.000% | +0.000 pp | -0.142 pp | +8.0% | No |
| Eversource Energy → ES | United States | $28.0bn | 0.000% | +0.000 pp | -0.130 pp | +12.8% | No |
| FirstEnergy → FE | United States | $21.0bn | 0.000% | +0.000 pp | -0.123 pp | -6.3% | No |
| PPL Corporation → PPL | United States | $19.9bn | 0.000% | +0.000 pp | -0.121 pp | -12.1% | No |
| Edison International → EIX | United States | $19.7bn | 0.000% | -99.919 pp | -0.118 pp | -16.4% | No |
| Evergy → EVRG | United States | $13.4bn | 0.000% | +0.000 pp | -0.079 pp | +1.7% | No |
| Alliant Energy → LNT | United States | $11.9bn | 0.000% | +0.000 pp | -0.063 pp | +0.2% | No |
| Entergy → ETR | United States | $9.4bn | 0.000% | +0.000 pp | -0.053 pp | -5.8% | No |
Company contributions use weights among matched S&P 500 members and add through each level without rescaling. Companies without matched shares and prices are omitted. These observations do not establish official index weights or actual fund flows.