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
1.37%
Industry change · 12M
+1.37 pp
Multi-Utilities · contribution
+1.370 pp
Company participation
91%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 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 | $164.8bn | 0.551% | +0.036 pp | +0.551 pp | +22.7% | Yes |
| Dominion Energy → D | United States | $62.9bn | 0.210% | -0.010 pp | +0.210 pp | +3.0% | Yes |
| Xcel Energy → XEL | United States | $37.0bn | 0.124% | -0.013 pp | +0.124 pp | +1.7% | Yes |
| Consolidated Edison → ED | United States | $26.7bn | 0.089% | -0.006 pp | +0.089 pp | +10.1% | Yes |
| DTE Energy → DTE | United States | $23.3bn | 0.078% | -0.004 pp | +0.078 pp | +23.3% | Yes |
| Ameren → AEE | United States | $22.6bn | 0.075% | -0.002 pp | +0.075 pp | +13.9% | Yes |
| Sempra → SRE | United States | $21.1bn | 0.071% | -0.003 pp | +0.071 pp | +10.7% | Yes |
| CMS Energy → CMS | United States | $18.6bn | 0.062% | -0.003 pp | +0.062 pp | +9.0% | Yes |
| CenterPoint Energy → CNP | United States | $14.9bn | 0.050% | -0.003 pp | +0.050 pp | +28.3% | Yes |
| NiSource → NI | United States | $9.7bn | 0.032% | -0.003 pp | +0.032 pp | +15.3% | Yes |
| Pinnacle West Capital → PNW | United States | $8.7bn | 0.029% | -0.005 pp | +0.029 pp | +9.2% | 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.