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 & Defense2.29%-1.61 ppIndustrial Conglomerates0.79%-0.22 ppBuilding Products0.47%-0.15 ppIndustrial Machinery & Supplies & Components1.01%-0.12 ppElectrical Components & Equipment0.56%-0.10 ppHuman Resource & Employment Services0.52%+0.09 ppEnvironmental & Facilities Services0.47%+0.06 ppPassenger Airlines0.19%-0.05 ppHeavy Electrical Equipment0.05%-0.04 ppConstruction Machinery & Heavy Transportation Equipment0.59%-0.03 ppResearch & Consulting Services0.19%-0.03 ppConstruction & Engineering0.12%+0.02 ppRail Transportation0.95%+0.02 ppTrading Companies & Distributors0.12%-0.01 ppAgricultural & Farm Machinery0.40%+0.01 ppData Processing & Outsourced Services0.07%+0.00 ppAir Freight & Logistics0.77%-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
2.29%
Industry change · 12M
-1.61 pp
Aerospace & Defense · contribution
-1.611 pp
Company participation
36%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 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 | $50.2bn | 0.180% | -0.014 pp | -1.749 pp | -30.1% | No |
| Boeing → BA | United States | $95.2bn | 0.341% | +0.061 pp | -0.090 pp | -27.0% | Yes |
| Northrop Grumman → NOC | United States | $74.0bn | 0.265% | +0.003 pp | +0.068 pp | +32.0% | Yes |
| Lockheed Martin → LMT | United States | $111.4bn | 0.399% | -0.023 pp | +0.065 pp | +20.1% | No |
| RTX Corporation → RTX | United States | $132.5bn | 0.474% | -0.035 pp | +0.047 pp | +8.4% | No |
| General Dynamics → GD | United States | $62.8bn | 0.225% | -0.000 pp | +0.037 pp | +16.9% | No |
| Textron → TXT | United States | $13.2bn | 0.047% | -0.003 pp | -0.007 pp | -14.1% | No |
| Howmet Aerospace → HWM | United States | $14.7bn | 0.053% | -0.001 pp | +0.007 pp | +11.9% | Yes |
| Huntington Ingalls Industries → HII | United States | $9.2bn | 0.033% | +0.003 pp | +0.006 pp | +15.4% | Yes |
| TransDigm Group → TDG | United States | $32.6bn | 0.117% | -0.002 pp | +0.005 pp | +1.6% | No |
| L3Harris → LHX | United States | $43.7bn | 0.156% | -0.011 pp | -0.000 pp | -0.3% | 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.