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
Universe›Utilities›Multi-Utilities›Multi-Utilities
Multi-Utilities · weight
1.34%
Industry change · 12M
+0.54 pp
Multi-Utilities · contribution
+0.587 pp
Company participation
18%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Dec 2019 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Dominion Energy →
D
United States$68.2bn0.334%-0.011 pp+0.167 pp+21.5%No
Xcel Energy →
XEL
United States$33.3bn0.163%-0.014 pp+0.073 pp+32.4%No
NextEra Energy →
NEE
United States$29.6bn0.145%-0.003 pp+0.071 pp+42.7%Yes
Consolidated Edison →
ED
United States$30.1bn0.148%-0.019 pp+0.062 pp+22.5%No
Sempra →
SRE
United States$21.4bn0.105%-0.003 pp+0.052 pp+44.0%Yes
DTE Energy →
DTE
United States$20.3bn0.099%-0.011 pp+0.038 pp+21.4%No
CMS Energy →
CMS
United States$17.8bn0.088%-0.009 pp+0.037 pp+30.0%No
Ameren →
AEE
United States$18.9bn0.093%-0.012 pp+0.036 pp+20.8%No
NiSource →
NI
United States$10.4bn0.051%-0.008 pp+0.018 pp+13.0%No
CenterPoint Energy →
CNP
United States$13.7bn0.067%-0.013 pp+0.017 pp+0.6%No
Pinnacle West Capital →
PNW
United States$10.1bn0.050%-0.008 pp+0.015 pp+9.1%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.