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
0.73%
Industry change · 12M
-0.54 pp
Multi-Utilities · contribution
-0.539 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 2018 · 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 | $45.9bn | 0.146% | -0.124 pp | -0.134 pp | -4.7% | No |
| Consolidated Edison → ED | United States | $23.7bn | 0.076% | -0.071 pp | -0.067 pp | -2.5% | No |
| Xcel Energy → XEL | United States | $24.0bn | 0.077% | -0.064 pp | -0.056 pp | +6.1% | No |
| PG&E Corporation → PCG | United States | $23.8bn | 0.076% | -0.058 pp | -0.049 pp | +8.4% | No |
| NextEra Energy → NEE | United States | $19.8bn | 0.063% | -0.056 pp | -0.043 pp | +8.0% | No |
| DTE Energy → DTE | United States | $16.9bn | 0.054% | -0.043 pp | -0.038 pp | +6.0% | No |
| CenterPoint Energy → CNP | United States | $11.9bn | 0.038% | -0.035 pp | -0.031 pp | +1.2% | No |
| Ameren → AEE | United States | $15.4bn | 0.049% | -0.041 pp | -0.029 pp | +14.3% | No |
| Sempra → SRE | United States | $15.6bn | 0.050% | -0.043 pp | -0.027 pp | +8.8% | No |
| CMS Energy → CMS | United States | $13.9bn | 0.044% | -0.032 pp | -0.024 pp | +12.1% | No |
| Pinnacle West Capital → PNW | United States | $8.9bn | 0.028% | -0.026 pp | -0.023 pp | +0.8% | No |
| NiSource → NI | United States | $9.0bn | 0.029% | -0.025 pp | -0.019 pp | +3.4% | 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.