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
1.34%
Industry change · 12M
+0.56 pp
Multi-Utilities · contribution
+0.603 pp
Company participation
27%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Nov 2019 · 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 |
|---|---|---|---|---|---|---|---|
| Dominion Energy → D | United States | $68.4bn | 0.345% | +0.005 pp | +0.182 pp | +16.9% | Yes |
| Xcel Energy → XEL | United States | $32.2bn | 0.162% | -0.017 pp | +0.073 pp | +20.6% | No |
| NextEra Energy → NEE | United States | $28.6bn | 0.144% | +0.001 pp | +0.072 pp | +31.8% | Yes |
| Consolidated Edison → ED | United States | $28.9bn | 0.146% | -0.015 pp | +0.062 pp | +12.0% | No |
| Sempra → SRE | United States | $20.8bn | 0.105% | -0.001 pp | +0.052 pp | +31.7% | Yes |
| CMS Energy → CMS | United States | $17.4bn | 0.088% | -0.010 pp | +0.039 pp | +20.9% | No |
| DTE Energy → DTE | United States | $19.5bn | 0.098% | -0.012 pp | +0.037 pp | +7.5% | No |
| Ameren → AEE | United States | $18.3bn | 0.092% | -0.011 pp | +0.036 pp | +11.2% | No |
| NiSource → NI | United States | $9.9bn | 0.050% | -0.010 pp | +0.018 pp | +3.0% | No |
| Pinnacle West Capital → PNW | United States | $9.8bn | 0.049% | -0.009 pp | +0.016 pp | +1.0% | No |
| CenterPoint Energy → CNP | United States | $12.3bn | 0.062% | -0.013 pp | +0.016 pp | -8.7% | 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.