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
1.35%
Industry change · 12M
+0.06 pp
Multi-Utilities · contribution
+0.060 pp
Company participation
18%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Oct 2021 · 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 | $167.4bn | 0.559% | +0.035 pp | +0.389 pp | +18.9% | Yes |
| Dominion Energy → D | United States | $61.4bn | 0.205% | -0.002 pp | -0.115 pp | -2.3% | No |
| Xcel Energy → XEL | United States | $34.8bn | 0.116% | -0.010 pp | -0.058 pp | -5.2% | No |
| Consolidated Edison → ED | United States | $26.6bn | 0.089% | +0.002 pp | -0.035 pp | -0.0% | No |
| CMS Energy → CMS | United States | $17.5bn | 0.058% | -0.003 pp | -0.027 pp | -2.0% | No |
| DTE Energy → DTE | United States | $22.0bn | 0.073% | -0.005 pp | -0.023 pp | +11.5% | No |
| Ameren → AEE | United States | $21.7bn | 0.072% | -0.001 pp | -0.022 pp | +6.7% | No |
| Pinnacle West Capital → PNW | United States | $7.3bn | 0.024% | -0.008 pp | -0.019 pp | -18.5% | No |
| Sempra → SRE | United States | $20.4bn | 0.068% | +0.000 pp | -0.018 pp | +5.3% | No |
| NiSource → NI | United States | $9.7bn | 0.032% | -0.001 pp | -0.009 pp | +11.3% | No |
| CenterPoint Energy → CNP | United States | $15.4bn | 0.052% | +0.001 pp | -0.003 pp | +26.5% | 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.