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 Multi-Utilities
Multi-Utilities · weight
1.03%
Industry change · 12M
-0.07 pp
Multi-Utilities · contribution
-0.070 pp
Company participation
17%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 2025 · 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 |
|---|---|---|---|---|---|---|---|
| PG&E Corporation → PCG | United States | $43.0bn | 0.084% | +0.003 pp | -0.035 pp | -19.7% | Yes |
| Sempra → SRE | United States | $57.6bn | 0.113% | -0.005 pp | -0.013 pp | +3.9% | No |
| NextEra Energy → NEE | United States | $167.2bn | 0.327% | +0.016 pp | -0.007 pp | +15.5% | Yes |
| Dominion Energy → D | United States | $50.0bn | 0.098% | -0.007 pp | -0.005 pp | +14.0% | No |
| DTE Energy → DTE | United States | $26.8bn | 0.052% | -0.006 pp | -0.004 pp | +10.4% | No |
| CMS Energy → CMS | United States | $21.3bn | 0.042% | -0.002 pp | -0.003 pp | +8.1% | No |
| Xcel Energy → XEL | United States | $43.7bn | 0.086% | -0.010 pp | -0.002 pp | +13.9% | No |
| CenterPoint Energy → CNP | United States | $25.0bn | 0.049% | -0.002 pp | +0.002 pp | +23.7% | No |
| Pinnacle West Capital → PNW | United States | $10.6bn | 0.021% | -0.001 pp | -0.001 pp | +8.9% | No |
| Ameren → AEE | United States | $27.0bn | 0.053% | -0.004 pp | -0.001 pp | +15.3% | No |
| Consolidated Edison → ED | United States | $35.8bn | 0.070% | -0.002 pp | +0.000 pp | +15.1% | No |
| NiSource → NI | United States | $19.9bn | 0.039% | -0.002 pp | +0.000 pp | +16.8% | 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.