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
1.13%
Industry change · 12M
-0.33 pp
Multi-Utilities · contribution
-0.326 pp
Company participation
8%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 2024 · 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 | $113.3bn | 0.325% | -0.050 pp | -0.172 pp | -19.9% | No |
| Dominion Energy → D | United States | $40.1bn | 0.115% | -0.004 pp | -0.049 pp | -8.0% | No |
| Sempra → SRE | United States | $44.6bn | 0.128% | -0.015 pp | +0.045 pp | -2.7% | Yes |
| Xcel Energy → XEL | United States | $29.3bn | 0.084% | -0.021 pp | -0.041 pp | -15.6% | No |
| Consolidated Edison → ED | United States | $30.1bn | 0.086% | -0.011 pp | -0.025 pp | +1.2% | No |
| Ameren → AEE | United States | $19.0bn | 0.054% | -0.009 pp | -0.022 pp | -11.2% | No |
| DTE Energy → DTE | United States | $22.4bn | 0.064% | -0.003 pp | -0.015 pp | +2.3% | No |
| CMS Energy → CMS | United States | $16.9bn | 0.048% | -0.003 pp | -0.012 pp | +0.7% | No |
| CenterPoint Energy → CNP | United States | $17.4bn | 0.050% | -0.006 pp | -0.012 pp | +1.6% | No |
| PG&E Corporation → PCG | United States | $43.6bn | 0.125% | -0.015 pp | -0.011 pp | +6.9% | No |
| Pinnacle West Capital → PNW | United States | $7.8bn | 0.022% | -0.004 pp | -0.007 pp | -2.9% | No |
| NiSource → NI | United States | $11.7bn | 0.033% | +0.000 pp | -0.006 pp | -1.3% | 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.