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
Passenger Ground Transportation0.37%+0.37 ppAir Freight & Logistics0.44%-0.21 ppHeavy Electrical Equipment0.16%+0.13 ppAgricultural & Farm Machinery0.26%-0.12 ppRail Transportation0.68%-0.09 ppElectrical Components & Equipment0.61%-0.09 ppHuman Resource & Employment Services0.39%-0.09 ppIndustrial Conglomerates0.61%-0.08 ppEnvironmental & Facilities Services0.49%+0.08 ppIndustrial Machinery & Supplies & Components1.09%-0.07 ppDiversified Support Services0.22%+0.07 ppPassenger Airlines0.14%-0.06 ppConstruction Machinery & Heavy Transportation Equipment0.71%-0.05 ppBuilding Products0.56%+0.04 ppAerospace & Defense2.35%-0.02 ppData Processing & Outsourced Services0.06%-0.01 ppTrading Companies & Distributors0.17%+0.01 ppResearch & Consulting Services0.19%-0.01 ppConstruction & Engineering0.14%-0.01 ppCargo Ground Transportation0.14%+0.01 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.35%
Industry change · 12M
-0.02 pp
Aerospace & Defense · contribution
-0.023 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 2024 · 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 |
|---|---|---|---|---|---|---|---|
| Boeing → BA | United States | $107.1bn | 0.259% | +0.050 pp | -0.172 pp | -22.4% | Yes |
| GE Aerospace → GE | United States | $189.3bn | 0.457% | +0.112 pp | +0.141 pp | +92.1% | Yes |
| Lockheed Martin → LMT | United States | $135.4bn | 0.327% | +0.111 pp | -0.033 pp | +29.4% | Yes |
| Howmet Aerospace → HWM | United States | $39.5bn | 0.095% | +0.029 pp | +0.030 pp | +96.0% | Yes |
| TransDigm Group → TDG | United States | $77.1bn | 0.186% | +0.042 pp | +0.027 pp | +57.5% | Yes |
| Northrop Grumman → NOC | United States | $76.5bn | 0.185% | +0.057 pp | -0.024 pp | +22.3% | Yes |
| Axon Enterprise → AXON | United States | $27.6bn | 0.067% | +0.026 pp | +0.016 pp | +71.4% | Yes |
| Textron → TXT | United States | $17.1bn | 0.041% | +0.009 pp | -0.008 pp | +17.5% | Yes |
| RTX Corporation → RTX | United States | $164.1bn | 0.396% | +0.122 pp | -0.003 pp | +47.0% | Yes |
| General Dynamics → GD | United States | $82.3bn | 0.199% | +0.042 pp | +0.002 pp | +34.9% | Yes |
| Huntington Ingalls Industries → HII | United States | $11.1bn | 0.027% | +0.008 pp | -0.001 pp | +30.9% | Yes |
| L3Harris → LHX | United States | $44.9bn | 0.108% | +0.027 pp | +0.001 pp | +36.0% | 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.