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›Industrials›Diversified Support Services›Diversified Support Services
Diversified Support Services · weight
0.05%
Industry change · 12M
+0.05 pp
Diversified Support Services · contribution
+0.055 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
Leidos →
LDOS
United States$12.6bn0.025%-0.036 pp+0.025 pp-12.6%No
Cintas →
CTAS
United States$8.5bn0.017%-0.022 pp+0.017 pp+23.1%No
Copart →
CPRT
United States$6.4bn0.013%-0.016 pp+0.013 pp+29.2%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.