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›Passenger Airlines›Passenger Airlines
Passenger Airlines · weight
0.25%
Industry change · 12M
-0.21 pp
Passenger Airlines · contribution
-0.213 pp
Company participation
100%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Oct 2020 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Delta Air Lines →
DAL
United States$19.5bn0.093%+0.092 pp-0.093 pp-44.0%Yes
United Airlines Holdings →
UAL
United States$9.9bn0.047%+0.047 pp-0.073 pp-62.7%Yes
Southwest Airlines →
LUV
United States$23.3bn0.110%+0.110 pp-0.047 pp-29.1%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.