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›Cargo Ground Transportation›Cargo Ground Transportation
Cargo Ground Transportation · weight
0.06%
Industry change · 12M
-0.02 pp
Cargo Ground Transportation · contribution
-0.021 pp
Company participation
0%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

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

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
J.B. Hunt →
JBHT
United States$14.2bn0.034%-0.027 pp-0.023 pp+25.9%No
Old Dominion →
ODFL
United States$11.4bn0.027%-0.026 pp+0.002 pp+48.8%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.