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
1.42%
Industry change · 12M
+0.63 pp
Multi-Utilities · contribution
+0.711 pp
Company participation
45%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Oct 2019 · 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 | $66.3bn | 0.346% | +0.028 pp | +0.187 pp | +21.2% | Yes |
| Xcel Energy → XEL | United States | $33.3bn | 0.174% | +0.010 pp | +0.088 pp | +33.3% | Yes |
| NextEra Energy → NEE | United States | $29.1bn | 0.152% | +0.020 pp | +0.082 pp | +41.6% | Yes |
| Consolidated Edison → ED | United States | $30.6bn | 0.160% | +0.012 pp | +0.080 pp | +25.7% | Yes |
| Sempra → SRE | United States | $19.8bn | 0.103% | +0.005 pp | +0.052 pp | +35.2% | No |
| CMS Energy → CMS | United States | $18.1bn | 0.095% | +0.007 pp | +0.047 pp | +33.6% | Yes |
| Ameren → AEE | United States | $19.1bn | 0.100% | +0.001 pp | +0.046 pp | +23.5% | No |
| DTE Energy → DTE | United States | $19.9bn | 0.104% | -0.002 pp | +0.045 pp | +16.8% | No |
| CenterPoint Energy → CNP | United States | $14.6bn | 0.076% | -0.001 pp | +0.037 pp | +11.9% | No |
| Pinnacle West Capital → PNW | United States | $10.6bn | 0.055% | +0.001 pp | +0.024 pp | +17.3% | No |
| NiSource → NI | United States | $10.5bn | 0.055% | -0.004 pp | +0.023 pp | +13.8% | 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.