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›Aerospace & Defense›Aerospace & Defense
Aerospace & Defense · weight
0.00%
Industry change · 12M
-5.41 pp
Aerospace & Defense · contribution
-5.408 pp
Company participation
0%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

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

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
GE Aerospace →
GE
United States$286.4bn0.002%-0.000 pp-2.388 pp-30.1%No
Boeing →
BA
United States$82.3bn0.000%-0.000 pp-1.119 pp-56.5%No
Lockheed Martin →
LMT
United States$108.9bn0.001%+0.000 pp-0.556 pp+17.5%No
RTX Corporation →
RTX
United States$55.9bn0.000%+0.000 pp-0.399 pp-16.8%No
Northrop Grumman →
NOC
United States$55.9bn0.000%+0.000 pp-0.300 pp+12.2%No
General Dynamics →
GD
United States$42.1bn0.000%+0.000 pp-0.270 pp-6.4%No
TransDigm Group →
TDG
United States$23.0bn0.000%+0.000 pp-0.136 pp+7.9%No
L3Harris →
LHX
United States$43.1bn0.000%+0.000 pp-0.129 pp+7.8%No
Textron →
TXT
United States$7.0bn0.000%+0.000 pp-0.061 pp-31.5%No
Huntington Ingalls Industries →
HII
United States$8.1bn0.000%+0.000 pp-0.050 pp-0.8%No
Howmet Aerospace →
HWM
United States$5.7bn0.000%+0.000 pp+0.000 pp-22.0%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.