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
1.17%
Industry change · 12M
-0.32 pp
Multi-Utilities · contribution
-0.319 pp
Company participation
17%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 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 | $131.2bn | 0.364% | -0.008 pp | -0.159 pp | -14.5% | No |
| Dominion Energy → D | United States | $41.2bn | 0.114% | -0.003 pp | -0.045 pp | -7.0% | No |
| Sempra → SRE | United States | $45.4bn | 0.126% | -0.014 pp | +0.045 pp | -1.7% | Yes |
| Xcel Energy → XEL | United States | $29.8bn | 0.083% | -0.019 pp | -0.044 pp | -17.3% | No |
| Consolidated Edison → ED | United States | $31.4bn | 0.087% | -0.007 pp | -0.029 pp | -1.6% | No |
| Ameren → AEE | United States | $19.7bn | 0.055% | -0.002 pp | -0.023 pp | -11.5% | No |
| PG&E Corporation → PCG | United States | $43.8bn | 0.121% | -0.019 pp | -0.015 pp | +3.8% | No |
| CenterPoint Energy → CNP | United States | $18.0bn | 0.050% | -0.004 pp | -0.013 pp | -0.6% | No |
| DTE Energy → DTE | United States | $23.2bn | 0.064% | -0.004 pp | -0.013 pp | +6.1% | No |
| CMS Energy → CMS | United States | $17.8bn | 0.049% | -0.001 pp | -0.012 pp | +1.7% | No |
| Pinnacle West Capital → PNW | United States | $8.5bn | 0.024% | -0.001 pp | -0.007 pp | -1.3% | No |
| NiSource → NI | United States | $12.4bn | 0.034% | +0.002 pp | -0.005 pp | +2.8% | Yes |
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.