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 & Defense2.06%-2.04 ppIndustrial Conglomerates0.90%-0.30 ppAir Freight & Logistics0.76%-0.14 ppConstruction Machinery & Heavy Transportation Equipment0.58%-0.11 ppIndustrial Machinery & Supplies & Components1.11%-0.11 ppHeavy Electrical Equipment0.09%+0.09 ppPassenger Airlines0.21%-0.07 ppRail Transportation0.99%+0.05 ppBuilding Products0.60%+0.05 ppEnvironmental & Facilities Services0.42%+0.03 ppCargo Ground Transportation0.14%+0.03 ppDiversified Support Services0.11%-0.02 ppConstruction & Engineering0.11%+0.02 ppHuman Resource & Employment Services0.47%+0.02 ppResearch & Consulting Services0.24%+0.01 ppAgricultural & Farm Machinery0.36%+0.01 ppTrading Companies & Distributors0.14%+0.01 ppElectrical Components & Equipment0.63%-0.01 ppData Processing & Outsourced Services0.07%-0.01 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.06%
Industry change · 12M
-2.04 pp
Aerospace & Defense · contribution
-2.044 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Nov 2021 · 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 | $65.0bn | 0.220% | -1.709 pp | -1.668 pp | +17.0% | No |
| Lockheed Martin → LMT | United States | $91.9bn | 0.311% | -0.023 pp | -0.123 pp | -5.9% | No |
| Boeing → BA | United States | $116.3bn | 0.393% | -0.037 pp | -0.112 pp | -6.1% | No |
| RTX Corporation → RTX | United States | $121.1bn | 0.409% | -0.018 pp | -0.053 pp | +15.6% | No |
| L3Harris → LHX | United States | $41.0bn | 0.139% | -0.018 pp | -0.033 pp | +11.0% | No |
| Northrop Grumman → NOC | United States | $55.3bn | 0.187% | -0.010 pp | -0.027 pp | +17.5% | No |
| TransDigm Group → TDG | United States | $31.9bn | 0.108% | -0.004 pp | -0.026 pp | -0.2% | No |
| Textron → TXT | United States | $15.6bn | 0.053% | -0.002 pp | +0.009 pp | +57.2% | No |
| General Dynamics → GD | United States | $52.8bn | 0.178% | -0.009 pp | -0.004 pp | +29.9% | No |
| Huntington Ingalls Industries → HII | United States | $7.1bn | 0.024% | -0.003 pp | -0.004 pp | +13.4% | No |
| Howmet Aerospace → HWM | United States | $12.0bn | 0.041% | -0.005 pp | -0.003 pp | +20.1% | 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.