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
Construction Machinery & Heavy Transportation Equipment0.75%+0.17 ppRail Transportation0.85%-0.17 ppIndustrial Conglomerates0.77%-0.10 ppAir Freight & Logistics0.70%-0.09 ppIndustrial Machinery & Supplies & Components1.16%+0.07 ppAgricultural & Farm Machinery0.44%+0.05 ppHeavy Electrical Equipment0.03%-0.04 ppDiversified Support Services0.14%+0.04 ppTrading Companies & Distributors0.17%+0.03 ppAerospace & Defense2.51%+0.03 ppElectrical Components & Equipment0.64%+0.03 ppConstruction & Engineering0.13%+0.03 ppEnvironmental & Facilities Services0.42%+0.02 ppHuman Resource & Employment Services0.46%+0.01 ppPassenger Airlines0.22%-0.01 ppResearch & Consulting Services0.18%-0.01 ppBuilding Products0.53%+0.01 ppCargo Ground Transportation0.13%-0.00 ppData Processing & Outsourced Services0.06%-0.00 ppPassenger Ground Transportation0.00%+0.00 pp
3 · Sub-industry
Inside Industrial Conglomerates
Industrial Conglomerates · weight
0.77%
Industry change · 12M
-0.10 pp
Industrial Conglomerates · contribution
-0.099 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 2023 · 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 |
|---|---|---|---|---|---|---|---|
| 3M → MMM | United States | $49.6bn | 0.174% | -0.023 pp | -0.072 pp | -24.2% | No |
| DuPont → DD | United States | $42.0bn | 0.148% | -0.002 pp | -0.025 pp | -3.7% | Yes |
| Honeywell Technologies → HON | United States | $126.5bn | 0.445% | -0.051 pp | -0.002 pp | +3.0% | 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.