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
Rail Transportation1.01%+0.57 ppIndustrial Machinery & Supplies & Components1.09%+0.53 ppAir Freight & Logistics0.79%+0.40 ppAerospace & Defense2.48%+0.34 ppIndustrial Conglomerates0.87%+0.32 ppElectrical Components & Equipment0.62%+0.30 ppBuilding Products0.52%+0.24 ppHuman Resource & Employment Services0.45%+0.23 ppEnvironmental & Facilities Services0.40%+0.21 ppConstruction Machinery & Heavy Transportation Equipment0.58%+0.20 ppAgricultural & Farm Machinery0.38%+0.16 ppResearch & Consulting Services0.19%+0.10 ppCargo Ground Transportation0.14%+0.09 ppHeavy Electrical Equipment0.07%+0.07 ppPassenger Airlines0.23%+0.07 ppTrading Companies & Distributors0.13%+0.06 ppDiversified Support Services0.11%+0.05 ppConstruction & Engineering0.10%+0.05 ppData Processing & Outsourced Services0.06%+0.03 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.48%
Industry change · 12M
+0.34 pp
Aerospace & Defense · contribution
+0.344 pp
Company participation
91%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 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 | $65.4bn | 0.227% | +0.007 pp | -0.868 pp | -4.5% | No |
| RTX Corporation → RTX | United States | $153.3bn | 0.532% | +0.122 pp | +0.313 pp | +46.0% | Yes |
| Lockheed Martin → LMT | United States | $118.1bn | 0.410% | +0.099 pp | +0.225 pp | +35.2% | Yes |
| Boeing → BA | United States | $119.7bn | 0.415% | +0.022 pp | +0.168 pp | -3.1% | Yes |
| Northrop Grumman → NOC | United States | $69.0bn | 0.239% | +0.053 pp | +0.142 pp | +54.2% | Yes |
| General Dynamics → GD | United States | $65.1bn | 0.226% | +0.048 pp | +0.132 pp | +47.0% | Yes |
| L3Harris → LHX | United States | $48.7bn | 0.169% | +0.030 pp | +0.093 pp | +41.4% | Yes |
| TransDigm Group → TDG | United States | $37.0bn | 0.128% | +0.020 pp | +0.065 pp | +15.6% | Yes |
| Textron → TXT | United States | $15.8bn | 0.055% | +0.002 pp | +0.032 pp | +45.4% | Yes |
| Howmet Aerospace → HWM | United States | $15.0bn | 0.052% | +0.012 pp | +0.028 pp | +28.0% | Yes |
| Huntington Ingalls Industries → HII | United States | $8.2bn | 0.028% | +0.004 pp | +0.014 pp | +19.0% | 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.