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
1.06%
Industry change · 12M
-0.28 pp
Multi-Utilities · contribution
-0.278 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 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 | $61.3bn | 0.248% | +0.248 pp | -0.086 pp | -5.3% | Yes |
| Consolidated Edison → ED | United States | $24.2bn | 0.098% | +0.098 pp | -0.050 pp | -17.0% | Yes |
| Sempra → SRE | United States | $18.4bn | 0.074% | +0.074 pp | -0.030 pp | -12.8% | Yes |
| Xcel Energy → XEL | United States | $35.0bn | 0.142% | +0.142 pp | -0.022 pp | +7.8% | Yes |
| CenterPoint Energy → CNP | United States | $11.8bn | 0.048% | +0.048 pp | -0.019 pp | -18.0% | Yes |
| DTE Energy → DTE | United States | $20.0bn | 0.081% | +0.081 pp | -0.018 pp | -2.9% | Yes |
| CMS Energy → CMS | United States | $17.5bn | 0.071% | +0.071 pp | -0.017 pp | -0.3% | Yes |
| NiSource → NI | United States | $8.8bn | 0.036% | +0.036 pp | -0.015 pp | -14.9% | Yes |
| Ameren → AEE | United States | $19.3bn | 0.078% | +0.078 pp | -0.015 pp | +4.3% | Yes |
| Pinnacle West Capital → PNW | United States | $9.0bn | 0.036% | +0.036 pp | -0.013 pp | -7.7% | Yes |
| NextEra Energy → NEE | United States | $37.8bn | 0.153% | +0.153 pp | +0.008 pp | +30.1% | 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.