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
1.39%
Industry change · 12M
+0.11 pp
Multi-Utilities · contribution
+0.236 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 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 | $59.2bn | 0.343% | +0.181 pp | +0.054 pp | +6.2% | Yes |
| Xcel Energy → XEL | United States | $28.2bn | 0.164% | +0.074 pp | +0.032 pp | +31.0% | Yes |
| NextEra Energy → NEE | United States | $22.4bn | 0.130% | +0.058 pp | +0.023 pp | +26.7% | Yes |
| Ameren → AEE | United States | $17.4bn | 0.101% | +0.045 pp | +0.022 pp | +35.2% | Yes |
| CMS Energy → CMS | United States | $15.4bn | 0.089% | +0.040 pp | +0.021 pp | +32.0% | Yes |
| DTE Energy → DTE | United States | $19.1bn | 0.111% | +0.049 pp | +0.019 pp | +26.8% | Yes |
| CenterPoint Energy → CNP | United States | $15.1bn | 0.088% | +0.041 pp | +0.018 pp | +16.0% | Yes |
| Consolidated Edison → ED | United States | $26.5bn | 0.153% | +0.070 pp | +0.014 pp | +14.2% | Yes |
| Sempra → SRE | United States | $16.5bn | 0.096% | +0.043 pp | +0.012 pp | +14.1% | Yes |
| NiSource → NI | United States | $10.0bn | 0.058% | +0.026 pp | +0.011 pp | +20.3% | Yes |
| Pinnacle West Capital → PNW | United States | $10.5bn | 0.061% | +0.028 pp | +0.009 pp | +26.1% | 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.