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›Heavy Electrical Equipment›Heavy Electrical Equipment
Heavy Electrical Equipment · weight
0.58%
Industry change · 12M
+0.25 pp
Heavy Electrical Equipment · contribution
+0.249 pp
Company participation
100%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Jun 2026 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
GE Vernova →
GEV
United States$315.7bn0.549%+0.206 pp+0.237 pp+122.6%Yes
Generac →
GNRC
United States$17.2bn0.030%+0.013 pp+0.012 pp+104.5%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.