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›Trading Companies & Distributors›Trading Companies & Distributors
Trading Companies & Distributors · weight
0.17%
Industry change · 12M
+0.02 pp
Trading Companies & Distributors · contribution
+0.019 pp
Company participation
100%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Sep 2024 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
United Rentals →
URI
United States$53.6bn0.125%+0.044 pp+0.023 pp+84.1%Yes
Fastenal →
FAST
United States$20.4bn0.048%+0.014 pp-0.005 pp+34.6%Yes

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.