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
0.72%
Industry change · 12M
-99.20 pp
Electric Utilities · contribution
-99.205 pp
Company participation
0%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Feb 2021 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Edison International →
EIX
United States$20.5bn0.041%-0.058 pp-99.883 pp-15.8%No
Duke Energy →
DUK
United States$65.8bn0.131%-0.158 pp+0.131 pp-2.5%No
Southern Company →
SO
United States$59.9bn0.120%-0.149 pp+0.120 pp-1.8%No
American Electric Power →
AEP
United States$37.2bn0.074%-0.105 pp+0.074 pp-13.2%No
Eversource Energy →
ES
United States$27.3bn0.054%-0.073 pp+0.054 pp-5.6%No
Public Service Enterprise Group →
PEG
United States$27.2bn0.054%-0.071 pp+0.054 pp+8.8%No
Exelon →
EXC
United States$26.9bn0.054%-0.068 pp+0.054 pp-7.8%No
WEC Energy Group →
WEC
United States$25.4bn0.051%-0.076 pp+0.051 pp-10.1%No
PPL Corporation →
PPL
United States$20.1bn0.040%-0.053 pp+0.040 pp-7.7%No
FirstEnergy →
FE
United States$18.0bn0.036%-0.025 pp+0.036 pp-21.9%No
Evergy →
EVRG
United States$12.2bn0.024%-0.029 pp+0.024 pp-15.0%No
Alliant Energy →
LNT
United States$11.5bn0.023%-0.033 pp+0.023 pp-8.8%No
Entergy →
ETR
United States$8.7bn0.017%-0.029 pp+0.017 pp-22.9%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.