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
1.49%
Industry change · 12M
-0.01 pp
Multi-Utilities · contribution
-0.009 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 2023 · 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 |
|---|---|---|---|---|---|---|---|
| PG&E Corporation → PCG | United States | $39.9bn | 0.136% | -0.009 pp | +0.136 pp | +35.4% | Yes |
| Dominion Energy → D | United States | $46.7bn | 0.159% | -0.025 pp | -0.072 pp | -31.6% | No |
| NextEra Energy → NEE | United States | $153.2bn | 0.523% | -0.077 pp | -0.037 pp | -7.0% | No |
| DTE Energy → DTE | United States | $22.5bn | 0.077% | -0.005 pp | -0.009 pp | -14.5% | No |
| Sempra → SRE | United States | $23.8bn | 0.081% | -0.007 pp | -0.008 pp | -7.3% | No |
| CMS Energy → CMS | United States | $17.9bn | 0.061% | -0.005 pp | -0.007 pp | -9.6% | No |
| Xcel Energy → XEL | United States | $37.1bn | 0.127% | -0.012 pp | -0.006 pp | -3.9% | No |
| Ameren → AEE | United States | $22.6bn | 0.077% | -0.006 pp | -0.004 pp | -5.3% | No |
| NiSource → NI | United States | $11.5bn | 0.039% | -0.001 pp | -0.004 pp | -9.0% | Yes |
| Consolidated Edison → ED | United States | $34.0bn | 0.116% | -0.006 pp | +0.003 pp | +4.5% | Yes |
| CenterPoint Energy → CNP | United States | $18.6bn | 0.063% | -0.005 pp | -0.002 pp | -1.6% | No |
| Pinnacle West Capital → PNW | United States | $9.0bn | 0.031% | -0.000 pp | +0.001 pp | +6.4% | 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.