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›Construction Machinery & Heavy Transportation Equipment›Construction Machinery & Heavy Transportation Equipment
Construction Machinery & Heavy Transportation Equipment · weight
0.75%
Industry change · 12M
+0.17 pp
Construction Machinery & Heavy Transportation Equipment · contribution
+0.171 pp
Company participation
100%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Feb 2023 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Caterpillar Inc. →
CAT
United States$123.7bn0.435%+0.017 pp+0.086 pp+30.7%Yes
Paccar →
PCAR
United States$37.7bn0.133%+0.049 pp+0.059 pp+23.1%Yes
Cummins →
CMI
United States$34.4bn0.121%+0.001 pp+0.020 pp+22.3%Yes
Wabtec →
WAB
United States$18.8bn0.066%+0.004 pp+0.006 pp+13.1%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.