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 & Defense2.26%+2.26 ppIndustrial Machinery & Supplies & Components0.61%+0.60 ppIndustrial Conglomerates0.58%+0.58 ppRail Transportation0.47%+0.47 ppAir Freight & Logistics0.42%+0.42 ppConstruction Machinery & Heavy Transportation Equipment0.39%+0.39 ppElectrical Components & Equipment0.33%+0.33 ppBuilding Products0.30%+0.30 ppAgricultural & Farm Machinery0.23%+0.23 ppHuman Resource & Employment Services0.23%+0.23 ppEnvironmental & Facilities Services0.20%+0.20 ppPassenger Airlines0.17%+0.17 ppResearch & Consulting Services0.10%+0.10 ppTrading Companies & Distributors0.07%+0.07 ppDiversified Support Services0.06%+0.06 ppCargo Ground Transportation0.05%+0.05 ppConstruction & Engineering0.05%+0.05 ppHeavy Electrical Equipment0.04%+0.04 ppData Processing & Outsourced Services0.03%+0.03 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.26%
Industry change · 12M
+2.26 pp
Aerospace & Defense · contribution
+2.261 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 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 | $573.8bn | 1.122% | -0.786 pp | +1.120 pp | +66.2% | No |
| Boeing → BA | United States | $148.5bn | 0.290% | -0.199 pp | +0.290 pp | +70.8% | No |
| RTX Corporation → RTX | United States | $117.4bn | 0.230% | -0.210 pp | +0.229 pp | +34.1% | No |
| Lockheed Martin → LMT | United States | $103.5bn | 0.202% | -0.200 pp | +0.202 pp | +12.0% | No |
| Northrop Grumman → NOC | United States | $54.0bn | 0.106% | -0.100 pp | +0.105 pp | +8.9% | No |
| General Dynamics → GD | United States | $52.0bn | 0.102% | -0.071 pp | +0.101 pp | +41.5% | No |
| L3Harris → LHX | United States | $41.7bn | 0.081% | -0.079 pp | +0.081 pp | +14.6% | No |
| TransDigm Group → TDG | United States | $32.2bn | 0.063% | -0.073 pp | +0.063 pp | +83.6% | No |
| Howmet Aerospace → HWM | United States | $13.9bn | 0.027% | -0.023 pp | +0.027 pp | +160.9% | No |
| Textron → TXT | United States | $12.7bn | 0.025% | -0.020 pp | +0.025 pp | +110.7% | No |
| Huntington Ingalls Industries → HII | United States | $8.3bn | 0.016% | -0.012 pp | +0.016 pp | +15.8% | 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.