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 & Defense2.31%-2.10 ppIndustrial Conglomerates0.88%-0.24 ppAir Freight & Logistics0.75%-0.16 ppIndustrial Machinery & Supplies & Components1.05%-0.13 ppBuilding Products0.47%-0.12 ppConstruction Machinery & Heavy Transportation Equipment0.66%-0.08 ppRail Transportation0.95%+0.07 ppHuman Resource & Employment Services0.50%+0.07 ppPassenger Airlines0.25%-0.06 ppElectrical Components & Equipment0.58%-0.06 ppEnvironmental & Facilities Services0.45%+0.05 ppHeavy Electrical Equipment0.06%-0.02 ppResearch & Consulting Services0.19%-0.01 ppConstruction & Engineering0.12%+0.01 ppAgricultural & Farm Machinery0.39%-0.01 ppTrading Companies & Distributors0.13%-0.01 ppData Processing & Outsourced Services0.06%-0.00 ppCargo Ground Transportation0.12%-0.00 ppDiversified Support Services0.11%-0.00 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.31%
Industry change · 12M
-2.10 pp
Aerospace & Defense · contribution
-2.104 pp
Company participation
64%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
May 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 | $53.7bn | 0.193% | -0.034 pp | -2.010 pp | -30.2% | No |
| Boeing → BA | United States | $77.7bn | 0.280% | -0.135 pp | -0.238 pp | -46.8% | No |
| Northrop Grumman → NOC | United States | $72.7bn | 0.262% | +0.023 pp | +0.051 pp | +30.0% | Yes |
| Lockheed Martin → LMT | United States | $117.1bn | 0.422% | +0.012 pp | +0.041 pp | +18.5% | Yes |
| General Dynamics → GD | United States | $62.5bn | 0.225% | -0.001 pp | +0.033 pp | +21.2% | Yes |
| RTX Corporation → RTX | United States | $141.5bn | 0.509% | -0.022 pp | +0.028 pp | +9.8% | Yes |
| TransDigm Group → TDG | United States | $33.0bn | 0.119% | -0.009 pp | -0.009 pp | -6.7% | No |
| L3Harris → LHX | United States | $46.5bn | 0.167% | -0.002 pp | +0.007 pp | +12.0% | Yes |
| Textron → TXT | United States | $14.0bn | 0.051% | -0.004 pp | -0.005 pp | -4.5% | No |
| Howmet Aerospace → HWM | United States | $14.9bn | 0.054% | +0.002 pp | -0.001 pp | +1.1% | Yes |
| Huntington Ingalls Industries → HII | United States | $8.4bn | 0.030% | +0.002 pp | -0.001 pp | -0.3% | 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.