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
0.17%
Industry change · 12M
-0.05 pp
Passenger Airlines · contribution
-0.045 pp
Company participation
33%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Jan 2024 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Southwest Airlines →
LUV
United States$17.8bn0.053%+0.008 pp-0.020 pp-14.5%Yes
United Airlines Holdings →
UAL
United States$13.6bn0.040%+0.001 pp-0.014 pp-15.5%No
Delta Air Lines →
DAL
United States$25.2bn0.075%+0.007 pp-0.011 pp+0.6%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.