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
1.43%
Industry change · 12M
+0.70 pp
Multi-Utilities · contribution
+0.702 pp
Company participation
64%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jan 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 |
|---|---|---|---|---|---|---|---|
| Dominion Energy → D | United States | $70.6bn | 0.348% | +0.003 pp | +0.196 pp | +28.0% | Yes |
| NextEra Energy → NEE | United States | $32.8bn | 0.162% | +0.010 pp | +0.091 pp | +53.5% | Yes |
| Xcel Energy → XEL | United States | $36.3bn | 0.179% | +0.005 pp | +0.090 pp | +35.7% | Yes |
| Consolidated Edison → ED | United States | $31.2bn | 0.154% | -0.005 pp | +0.074 pp | +25.4% | No |
| Sempra → SRE | United States | $22.6bn | 0.112% | +0.008 pp | +0.059 pp | +41.2% | Yes |
| CMS Energy → CMS | United States | $19.4bn | 0.096% | +0.001 pp | +0.047 pp | +34.0% | Yes |
| Ameren → AEE | United States | $20.2bn | 0.100% | +0.000 pp | +0.044 pp | +21.4% | Yes |
| DTE Energy → DTE | United States | $20.7bn | 0.102% | -0.001 pp | +0.042 pp | +16.1% | No |
| Pinnacle West Capital → PNW | United States | $11.0bn | 0.054% | -0.001 pp | +0.022 pp | +14.5% | Yes |
| NiSource → NI | United States | $10.9bn | 0.054% | -0.001 pp | +0.021 pp | +10.6% | No |
| CenterPoint Energy → CNP | United States | $13.3bn | 0.066% | -0.010 pp | +0.015 pp | -10.8% | 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.