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
1.45%
Industry change · 12M
+0.14 pp
Multi-Utilities · contribution
+0.271 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
May 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 | $60.3bn | 0.351% | +0.008 pp | +0.097 pp | +21.3% | Yes |
| Xcel Energy → XEL | United States | $29.5bn | 0.172% | +0.008 pp | +0.031 pp | +30.0% | Yes |
| Consolidated Edison → ED | United States | $28.2bn | 0.164% | +0.011 pp | +0.020 pp | +16.6% | Yes |
| Sempra → SRE | United States | $18.0bn | 0.105% | +0.009 pp | +0.020 pp | +27.4% | Yes |
| NextEra Energy → NEE | United States | $23.7bn | 0.138% | +0.008 pp | +0.020 pp | +23.5% | Yes |
| DTE Energy → DTE | United States | $19.6bn | 0.114% | +0.003 pp | +0.018 pp | +26.5% | Yes |
| CMS Energy → CMS | United States | $15.9bn | 0.093% | +0.003 pp | +0.018 pp | +25.2% | Yes |
| Ameren → AEE | United States | $18.0bn | 0.105% | +0.004 pp | +0.017 pp | +27.5% | Yes |
| CenterPoint Energy → CNP | United States | $14.3bn | 0.083% | -0.004 pp | +0.015 pp | +13.1% | Yes |
| NiSource → NI | United States | $10.4bn | 0.061% | +0.002 pp | +0.009 pp | +13.4% | Yes |
| Pinnacle West Capital → PNW | United States | $10.5bn | 0.061% | +0.000 pp | +0.007 pp | +22.0% | 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.