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
1.44%
Industry change · 12M
+0.05 pp
Multi-Utilities · contribution
+0.052 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Apr 2021 · 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 | $152.0bn | 0.551% | +0.456 pp | +0.393 pp | +36.9% | Yes |
| Dominion Energy → D | United States | $64.4bn | 0.233% | +0.091 pp | -0.128 pp | +7.8% | Yes |
| Consolidated Edison → ED | United States | $26.5bn | 0.096% | +0.039 pp | -0.051 pp | +2.4% | Yes |
| Xcel Energy → XEL | United States | $38.4bn | 0.139% | +0.059 pp | -0.048 pp | +15.2% | Yes |
| Sempra → SRE | United States | $20.8bn | 0.075% | +0.033 pp | -0.026 pp | +15.0% | Yes |
| CMS Energy → CMS | United States | $18.6bn | 0.068% | +0.029 pp | -0.024 pp | +16.0% | Yes |
| Ameren → AEE | United States | $21.5bn | 0.078% | +0.035 pp | -0.022 pp | +19.8% | Yes |
| NiSource → NI | United States | $10.2bn | 0.037% | +0.017 pp | -0.017 pp | +7.4% | Yes |
| Pinnacle West Capital → PNW | United States | $9.5bn | 0.035% | +0.014 pp | -0.014 pp | +15.7% | Yes |
| DTE Energy → DTE | United States | $23.1bn | 0.084% | +0.037 pp | -0.012 pp | +39.9% | Yes |
| CenterPoint Energy → CNP | United States | $13.5bn | 0.049% | +0.021 pp | +0.001 pp | +48.1% | 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.