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
0.75%
Industry change · 12M
-0.52 pp
Multi-Utilities · contribution
-0.519 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 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 | $46.3bn | 0.149% | -0.105 pp | -0.131 pp | -5.1% | No |
| Consolidated Edison → ED | United States | $24.6bn | 0.079% | -0.065 pp | -0.063 pp | +1.0% | No |
| Xcel Energy → XEL | United States | $24.5bn | 0.079% | -0.062 pp | -0.053 pp | +7.2% | No |
| PG&E Corporation → PCG | United States | $23.9bn | 0.077% | -0.059 pp | -0.047 pp | +8.8% | No |
| NextEra Energy → NEE | United States | $20.1bn | 0.065% | -0.054 pp | -0.042 pp | +9.6% | No |
| DTE Energy → DTE | United States | $17.2bn | 0.055% | -0.040 pp | -0.036 pp | +7.1% | No |
| CenterPoint Energy → CNP | United States | $12.0bn | 0.039% | -0.030 pp | -0.031 pp | +1.7% | No |
| Ameren → AEE | United States | $15.4bn | 0.050% | -0.038 pp | -0.029 pp | +13.5% | No |
| Sempra → SRE | United States | $15.9bn | 0.051% | -0.034 pp | -0.025 pp | +10.2% | No |
| CMS Energy → CMS | United States | $13.9bn | 0.045% | -0.030 pp | -0.023 pp | +12.7% | No |
| Pinnacle West Capital → PNW | United States | $8.8bn | 0.028% | -0.026 pp | -0.023 pp | -0.0% | No |
| NiSource → NI | United States | $9.8bn | 0.032% | -0.020 pp | -0.016 pp | +12.4% | 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.