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
1.42%
Industry change · 12M
+0.09 pp
Multi-Utilities · contribution
+0.225 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 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 | $61.3bn | 0.352% | +0.185 pp | +0.082 pp | +19.3% | Yes |
| Xcel Energy → XEL | United States | $28.9bn | 0.166% | +0.076 pp | +0.024 pp | +27.6% | Yes |
| Ameren → AEE | United States | $18.0bn | 0.103% | +0.046 pp | +0.019 pp | +33.6% | Yes |
| CMS Energy → CMS | United States | $15.7bn | 0.090% | +0.040 pp | +0.016 pp | +26.4% | Yes |
| CenterPoint Energy → CNP | United States | $15.4bn | 0.088% | +0.038 pp | +0.016 pp | +16.6% | Yes |
| NextEra Energy → NEE | United States | $23.1bn | 0.133% | +0.059 pp | +0.015 pp | +21.5% | Yes |
| DTE Energy → DTE | United States | $19.3bn | 0.111% | +0.050 pp | +0.013 pp | +23.4% | Yes |
| Sempra → SRE | United States | $17.2bn | 0.099% | +0.046 pp | +0.012 pp | +16.8% | Yes |
| NiSource → NI | United States | $10.7bn | 0.061% | +0.028 pp | +0.012 pp | +23.6% | Yes |
| Consolidated Edison → ED | United States | $27.2bn | 0.156% | +0.071 pp | +0.008 pp | +12.9% | Yes |
| Pinnacle West Capital → PNW | United States | $10.7bn | 0.062% | +0.027 pp | +0.007 pp | +24.0% | 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.