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 & Defense2.22%-1.78 ppIndustrial Conglomerates0.81%-0.24 ppBuilding Products0.46%-0.16 ppIndustrial Machinery & Supplies & Components1.03%-0.12 ppElectrical Components & Equipment0.59%-0.07 ppHuman Resource & Employment Services0.50%+0.06 ppPassenger Airlines0.19%-0.05 ppEnvironmental & Facilities Services0.45%+0.04 ppAir Freight & Logistics0.75%-0.04 ppHeavy Electrical Equipment0.06%-0.03 ppRail Transportation0.93%-0.03 ppAgricultural & Farm Machinery0.36%-0.03 ppConstruction & Engineering0.12%+0.03 ppResearch & Consulting Services0.19%-0.02 ppConstruction Machinery & Heavy Transportation Equipment0.60%-0.02 ppCargo Ground Transportation0.12%+0.01 ppTrading Companies & Distributors0.13%-0.01 ppData Processing & Outsourced Services0.06%-0.00 ppDiversified Support Services0.11%-0.00 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.22%
Industry change · 12M
-1.78 pp
Aerospace & Defense · contribution
-1.776 pp
Company participation
18%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 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 | $50.5bn | 0.174% | -0.011 pp | -1.770 pp | -28.4% | No |
| Boeing → BA | United States | $94.6bn | 0.325% | +0.007 pp | -0.130 pp | -29.7% | No |
| Northrop Grumman → NOC | United States | $74.1bn | 0.255% | +0.008 pp | +0.055 pp | +34.1% | Yes |
| General Dynamics → GD | United States | $62.2bn | 0.214% | -0.024 pp | +0.026 pp | +18.3% | No |
| Lockheed Martin → LMT | United States | $109.7bn | 0.377% | -0.039 pp | +0.024 pp | +14.6% | No |
| RTX Corporation → RTX | United States | $137.6bn | 0.473% | -0.037 pp | +0.023 pp | +9.7% | No |
| Textron → TXT | United States | $13.9bn | 0.048% | -0.006 pp | -0.005 pp | -4.8% | No |
| Howmet Aerospace → HWM | United States | $15.5bn | 0.053% | +0.002 pp | +0.004 pp | +13.4% | Yes |
| TransDigm Group → TDG | United States | $34.0bn | 0.117% | -0.003 pp | -0.004 pp | -2.9% | No |
| L3Harris → LHX | United States | $45.9bn | 0.158% | -0.004 pp | -0.002 pp | +7.8% | No |
| Huntington Ingalls Industries → HII | United States | $8.7bn | 0.030% | -0.001 pp | +0.002 pp | +8.3% | 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.