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 & Engineering›Construction & Engineering
Construction & Engineering · weight
0.22%
Industry change · 12M
+0.07 pp
Construction & Engineering · contribution
+0.071 pp
Company participation
67%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Nov 2025 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Emcor →
EME
United States$27.5bn0.054%+0.054 pp+0.054 pp+20.8%Yes
Quanta Services →
PWR
United States$69.3bn0.136%+0.019 pp+0.024 pp+35.1%Yes
Jacobs Solutions →
J
United States$16.0bn0.031%-0.005 pp-0.007 pp-2.9%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.