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›Electric Utilities›Electric Utilities
Electric Utilities · weight
1.04%
Industry change · 12M
-0.79 pp
Electric Utilities · contribution
-0.792 pp
Company participation
0%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Jun 2023 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Duke Energy →
DUK
United States$69.2bn0.160%-0.094 pp-0.161 pp-12.9%No
Southern Company →
SO
United States$76.6bn0.177%-0.081 pp-0.118 pp+2.4%No
American Electric Power →
AEP
United States$43.3bn0.100%-0.059 pp-0.091 pp-9.1%No
Exelon →
EXC
United States$40.5bn0.094%-0.048 pp-0.079 pp-7.1%No
WEC Energy Group →
WEC
United States$27.8bn0.064%-0.038 pp-0.059 pp-9.5%No
Eversource Energy →
ES
United States$24.7bn0.057%-0.036 pp-0.056 pp-13.2%No
Public Service Enterprise Group →
PEG
United States$31.2bn0.072%-0.034 pp-0.051 pp+2.6%No
FirstEnergy →
FE
United States$22.3bn0.052%-0.027 pp-0.034 pp+5.4%No
PPL Corporation →
PPL
United States$19.5bn0.045%-0.025 pp-0.033 pp+0.8%No
Edison International →
EIX
United States$26.6bn0.062%-0.031 pp-0.032 pp+14.8%No
Evergy →
EVRG
United States$13.4bn0.031%-0.017 pp-0.027 pp-6.9%No
Alliant Energy →
LNT
United States$13.2bn0.031%-0.015 pp-0.027 pp-7.5%No
Entergy →
ETR
United States$10.3bn0.024%-0.015 pp-0.021 pp-10.1%No
Constellation Energy →
CEG
United States$29.7bn0.069%-0.019 pp-0.004 pp+61.6%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.