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 Transportation0.40%+0.40 ppIndustrial Conglomerates0.62%-0.19 ppAir Freight & Logistics0.53%-0.16 ppAerospace & Defense2.34%-0.11 ppAgricultural & Farm Machinery0.33%-0.10 ppIndustrial Machinery & Supplies & Components1.22%+0.10 ppDiversified Support Services0.23%+0.09 ppEnvironmental & Facilities Services0.50%+0.09 ppConstruction Machinery & Heavy Transportation Equipment0.78%+0.06 ppPassenger Airlines0.17%-0.05 ppRail Transportation0.81%-0.04 ppHuman Resource & Employment Services0.43%-0.03 ppTrading Companies & Distributors0.18%+0.03 ppBuilding Products0.51%-0.02 ppElectrical Components & Equipment0.65%+0.02 ppData Processing & Outsourced Services0.07%+0.01 ppConstruction & Engineering0.13%+0.01 ppHeavy Electrical Equipment0.02%-0.01 ppCargo Ground Transportation0.13%-0.00 ppResearch & Consulting Services0.19%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.34%
Industry change · 12M
-0.11 pp
Aerospace & Defense · contribution
-0.112 pp
Company participation
75%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jan 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 |
|---|---|---|---|---|---|---|---|
| RTX Corporation → RTX | United States | $131.0bn | 0.390% | -0.008 pp | -0.113 pp | -6.3% | Yes |
| GE Aerospace → GE | United States | $115.0bn | 0.342% | +0.021 pp | +0.102 pp | +65.0% | Yes |
| Lockheed Martin → LMT | United States | $103.8bn | 0.309% | -0.075 pp | -0.096 pp | -4.8% | No |
| Axon Enterprise → AXON | United States | $18.7bn | 0.055% | +0.004 pp | +0.055 pp | +27.4% | Yes |
| Boeing → BA | United States | $128.8bn | 0.383% | -0.001 pp | -0.053 pp | -0.9% | No |
| TransDigm Group → TDG | United States | $60.4bn | 0.180% | +0.024 pp | +0.046 pp | +57.8% | Yes |
| Northrop Grumman → NOC | United States | $67.0bn | 0.199% | -0.042 pp | -0.035 pp | +1.4% | No |
| L3Harris → LHX | United States | $39.5bn | 0.117% | +0.002 pp | -0.023 pp | -0.6% | Yes |
| Howmet Aerospace → HWM | United States | $23.2bn | 0.069% | +0.007 pp | +0.011 pp | +38.8% | Yes |
| General Dynamics → GD | United States | $72.3bn | 0.215% | -0.009 pp | -0.004 pp | +16.4% | Yes |
| Textron → TXT | United States | $16.6bn | 0.049% | -0.001 pp | -0.003 pp | +16.4% | Yes |
| Huntington Ingalls Industries → HII | United States | $10.3bn | 0.031% | +0.001 pp | +0.000 pp | +20.1% | 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.