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›Health Care›Managed Health Care›Managed Health Care
Managed Health Care · weight
0.00%
Industry change · 12M
-2.08 pp
Managed Health Care · contribution
-2.084 pp
Company participation
0%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

May 2020 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
UnitedHealth Group →
UNH
United States$289.1bn0.002%+0.001 pp-1.337 pp+28.3%No
Elevance Health →
ELV
United States$74.1bn0.000%+0.000 pp-0.416 pp+7.1%No
Humana →
HUM
United States$54.3bn0.000%+0.000 pp-0.192 pp+69.0%No
Centene Corporation →
CNC
United States$38.4bn0.000%+0.000 pp-0.139 pp+14.7%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.