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 & Defense2.40%+0.23 ppRail Transportation0.83%-0.19 ppAir Freight & Logistics0.64%-0.15 ppIndustrial Conglomerates0.82%-0.12 ppBuilding Products0.48%-0.10 ppHeavy Electrical Equipment0.03%-0.08 ppAgricultural & Farm Machinery0.42%+0.07 ppConstruction Machinery & Heavy Transportation Equipment0.67%+0.05 ppResearch & Consulting Services0.18%-0.05 ppIndustrial Machinery & Supplies & Components1.05%-0.04 ppHuman Resource & Employment Services0.51%+0.04 ppElectrical Components & Equipment0.60%-0.04 ppEnvironmental & Facilities Services0.45%+0.03 ppPassenger Airlines0.20%-0.02 ppTrading Companies & Distributors0.13%-0.02 ppCargo Ground Transportation0.12%-0.02 ppConstruction & Engineering0.12%+0.01 ppData Processing & Outsourced Services0.06%-0.01 ppDiversified Support Services0.11%-0.00 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Aerospace & Defense
Aerospace & Defense · weight
2.40%
Industry change · 12M
+0.23 pp
Aerospace & Defense · contribution
+0.232 pp
Company participation
64%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Oct 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 |
|---|---|---|---|---|---|---|---|
| Lockheed Martin → LMT | United States | $127.5bn | 0.453% | +0.076 pp | +0.146 pp | +50.6% | Yes |
| Northrop Grumman → NOC | United States | $84.5bn | 0.300% | +0.045 pp | +0.111 pp | +56.1% | Yes |
| Boeing → BA | United States | $84.9bn | 0.301% | -0.024 pp | -0.105 pp | -31.2% | No |
| General Dynamics → GD | United States | $68.6bn | 0.243% | +0.030 pp | +0.054 pp | +26.0% | Yes |
| GE Aerospace → GE | United States | $53.0bn | 0.188% | +0.014 pp | -0.052 pp | -25.5% | Yes |
| RTX Corporation → RTX | United States | $139.4bn | 0.495% | +0.022 pp | +0.050 pp | +9.2% | No |
| L3Harris → LHX | United States | $46.9bn | 0.167% | +0.009 pp | +0.015 pp | +8.9% | Yes |
| Howmet Aerospace → HWM | United States | $14.7bn | 0.052% | -0.001 pp | +0.010 pp | +20.0% | No |
| Huntington Ingalls Industries → HII | United States | $10.3bn | 0.036% | +0.007 pp | +0.009 pp | +29.8% | Yes |
| TransDigm Group → TDG | United States | $31.2bn | 0.111% | -0.006 pp | -0.004 pp | -5.1% | No |
| Textron → TXT | United States | $14.3bn | 0.051% | +0.003 pp | -0.004 pp | -7.2% | 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.