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
1.25%
Industry change · 12M
-0.40 pp
Multi-Utilities · contribution
-0.397 pp
Company participation
75%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 2023 · 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 |
|---|---|---|---|---|---|---|---|
| NextEra Energy → NEE | United States | $124.6bn | 0.372% | -0.016 pp | -0.228 pp | -25.3% | No |
| Dominion Energy → D | United States | $39.3bn | 0.117% | -0.008 pp | -0.067 pp | -19.1% | Yes |
| Sempra → SRE | United States | $47.0bn | 0.140% | +0.069 pp | +0.053 pp | -0.1% | Yes |
| Xcel Energy → XEL | United States | $34.2bn | 0.102% | -0.004 pp | -0.037 pp | -8.7% | Yes |
| Consolidated Edison → ED | United States | $31.4bn | 0.094% | -0.005 pp | -0.028 pp | -1.1% | Yes |
| Ameren → AEE | United States | $19.0bn | 0.057% | -0.009 pp | -0.026 pp | -16.1% | No |
| CMS Energy → CMS | United States | $16.9bn | 0.051% | -0.001 pp | -0.016 pp | -5.2% | Yes |
| CenterPoint Energy → CNP | United States | $18.0bn | 0.054% | -0.003 pp | -0.014 pp | -2.1% | Yes |
| DTE Energy → DTE | United States | $22.7bn | 0.068% | -0.001 pp | -0.014 pp | -2.8% | Yes |
| NiSource → NI | United States | $11.0bn | 0.033% | -0.001 pp | -0.007 pp | +0.5% | Yes |
| Pinnacle West Capital → PNW | United States | $8.1bn | 0.024% | -0.004 pp | -0.007 pp | -1.2% | No |
| PG&E Corporation → PCG | United States | $47.1bn | 0.140% | +0.002 pp | -0.004 pp | +10.9% | Yes |
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.