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
1.35%
Industry change · 12M
+1.35 pp
Multi-Utilities · contribution
+1.349 pp
Company participation
18%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 2021 · 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 |
|---|---|---|---|---|---|---|---|
| NextEra Energy → NEE | United States | $154.0bn | 0.541% | +0.033 pp | +0.541 pp | +15.4% | Yes |
| Dominion Energy → D | United States | $59.0bn | 0.207% | -0.002 pp | +0.207 pp | -4.4% | No |
| Xcel Energy → XEL | United States | $33.7bn | 0.118% | -0.007 pp | +0.118 pp | -6.9% | No |
| Consolidated Edison → ED | United States | $25.7bn | 0.090% | +0.003 pp | +0.090 pp | -2.9% | No |
| DTE Energy → DTE | United States | $21.6bn | 0.076% | +0.001 pp | +0.076 pp | +17.9% | No |
| Ameren → AEE | United States | $20.8bn | 0.073% | +0.001 pp | +0.073 pp | +5.2% | No |
| Sempra → SRE | United States | $20.2bn | 0.071% | +0.000 pp | +0.071 pp | +10.5% | No |
| CMS Energy → CMS | United States | $17.3bn | 0.061% | +0.000 pp | +0.061 pp | -0.0% | No |
| CenterPoint Energy → CNP | United States | $14.6bn | 0.051% | +0.001 pp | +0.051 pp | +30.5% | Yes |
| NiSource → NI | United States | $9.5bn | 0.033% | -0.001 pp | +0.033 pp | +14.2% | No |
| Pinnacle West Capital → PNW | United States | $8.2bn | 0.029% | -0.004 pp | +0.029 pp | +1.1% | 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.