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
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Industrials
Aerospace & Defense2.24%-1.78 ppIndustrial Conglomerates0.77%-0.20 ppBuilding Products0.47%-0.11 ppHuman Resource & Employment Services0.53%+0.09 ppEnvironmental & Facilities Services0.50%+0.08 ppPassenger Airlines0.18%-0.07 ppIndustrial Machinery & Supplies & Components1.02%-0.06 ppAir Freight & Logistics0.68%-0.05 ppElectrical Components & Equipment0.58%-0.05 ppHeavy Electrical Equipment0.04%-0.05 ppResearch & Consulting Services0.19%-0.03 ppAgricultural & Farm Machinery0.40%+0.03 ppConstruction Machinery & Heavy Transportation Equipment0.59%-0.02 ppTrading Companies & Distributors0.13%-0.01 ppConstruction & Engineering0.12%+0.01 ppRail Transportation0.90%+0.00 ppCargo Ground Transportation0.12%-0.00 ppData Processing & Outsourced Services0.07%-0.00 ppDiversified Support Services0.11%-0.00 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.24%
Industry change · 12M
-1.78 pp
Aerospace & Defense · contribution
-1.780 pp
Company participation
27%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 2022 · sorted by absolute contribution to 12-month change
| Company | Country | Market cap | Universe weight | 3M contribution | 12M contribution | 12M price return | Above 6M weight average |
|---|---|---|---|---|---|---|---|
| GE Aerospace → GE | United States | $42.3bn | 0.166% | -0.004 pp | -1.813 pp | -39.7% | No |
| Boeing → BA | United States | $71.9bn | 0.283% | -0.032 pp | -0.170 pp | -44.9% | No |
| Northrop Grumman → NOC | United States | $72.8bn | 0.286% | -0.003 pp | +0.083 pp | +32.6% | Yes |
| Lockheed Martin → LMT | United States | $102.4bn | 0.403% | -0.042 pp | +0.067 pp | +15.1% | No |
| General Dynamics → GD | United States | $58.2bn | 0.229% | -0.010 pp | +0.036 pp | +10.7% | Yes |
| RTX Corporation → RTX | United States | $120.9bn | 0.475% | -0.081 pp | +0.020 pp | -2.5% | No |
| TransDigm Group → TDG | United States | $28.5bn | 0.112% | -0.002 pp | -0.009 pp | -13.6% | No |
| Huntington Ingalls Industries → HII | United States | $8.8bn | 0.035% | +0.001 pp | +0.008 pp | +17.4% | Yes |
| Textron → TXT | United States | $12.3bn | 0.048% | -0.003 pp | -0.007 pp | -16.4% | No |
| Howmet Aerospace → HWM | United States | $12.8bn | 0.050% | -0.001 pp | +0.004 pp | -0.6% | No |
| L3Harris → LHX | United States | $39.8bn | 0.156% | -0.025 pp | +0.001 pp | -3.9% | 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.