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 & Defense2.59%+0.90 ppHeavy Electrical Equipment0.40%+0.30 ppConstruction Machinery & Heavy Transportation Equipment0.72%+0.20 ppBuilding Products0.59%+0.20 ppElectrical Components & Equipment0.66%+0.20 ppDiversified Support Services0.32%+0.17 ppIndustrial Machinery & Supplies & Components0.96%+0.16 ppPassenger Ground Transportation0.39%+0.15 ppEnvironmental & Facilities Services0.46%+0.12 ppAgricultural & Farm Machinery0.30%+0.12 ppTrading Companies & Distributors0.23%+0.11 ppIndustrial Conglomerates0.54%+0.10 ppHuman Resource & Employment Services0.37%+0.10 ppConstruction & Engineering0.16%+0.07 ppPassenger Airlines0.17%+0.06 ppRail Transportation0.55%+0.06 ppAir Freight & Logistics0.28%-0.04 ppCargo Ground Transportation0.10%-0.02 ppResearch & Consulting Services0.14%+0.02 ppData Processing & Outsourced Services0.06%+0.02 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.59%
Industry change · 12M
+0.90 pp
Aerospace & Defense · contribution
+0.895 pp
Company participation
83%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 2025 · 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 | $287.5bn | 0.606% | +0.090 pp | +0.275 pp | +60.3% | Yes |
| RTX Corporation → RTX | United States | $210.9bn | 0.445% | +0.040 pp | +0.165 pp | +36.9% | Yes |
| Boeing → BA | United States | $167.7bn | 0.354% | +0.022 pp | +0.143 pp | +16.4% | Yes |
| Axon Enterprise → AXON | United States | $58.8bn | 0.124% | +0.011 pp | +0.083 pp | +151.8% | Yes |
| Howmet Aerospace → HWM | United States | $72.5bn | 0.153% | +0.018 pp | +0.083 pp | +88.4% | Yes |
| TransDigm Group → TDG | United States | $90.3bn | 0.191% | +0.000 pp | +0.061 pp | +31.2% | Yes |
| Northrop Grumman → NOC | United States | $82.6bn | 0.174% | +0.006 pp | +0.047 pp | +21.1% | Yes |
| L3Harris → LHX | United States | $51.4bn | 0.108% | +0.010 pp | +0.031 pp | +23.6% | Yes |
| General Dynamics → GD | United States | $83.8bn | 0.177% | +0.001 pp | +0.030 pp | +6.5% | Yes |
| Lockheed Martin → LMT | United States | $98.3bn | 0.207% | -0.062 pp | -0.024 pp | -20.3% | No |
| Huntington Ingalls Industries → HII | United States | $10.9bn | 0.023% | +0.001 pp | +0.003 pp | +2.1% | Yes |
| Textron → TXT | United States | $13.9bn | 0.029% | -0.001 pp | -0.002 pp | -16.2% | 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.