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 & Defense2.59%+0.90 ppHeavy Electrical Equipment0.40%+0.30 ppConstruction Machinery & Heavy Transportation Equipment0.72%+0.20 ppBuilding Products0.59%+0.20 ppElectrical Components & Equipment0.66%+0.20 ppDiversified Support Services0.32%+0.17 ppIndustrial Machinery & Supplies & Components0.96%+0.16 ppPassenger Ground Transportation0.39%+0.15 ppEnvironmental & Facilities Services0.46%+0.12 ppAgricultural & Farm Machinery0.30%+0.12 ppTrading Companies & Distributors0.23%+0.11 ppIndustrial Conglomerates0.54%+0.10 ppHuman Resource & Employment Services0.37%+0.10 ppConstruction & Engineering0.16%+0.07 ppPassenger Airlines0.17%+0.06 ppRail Transportation0.55%+0.06 ppAir Freight & Logistics0.28%-0.04 ppCargo Ground Transportation0.10%-0.02 ppResearch & Consulting Services0.14%+0.02 ppData Processing & Outsourced Services0.06%+0.02 pp
3 · Sub-industry
Inside Research & Consulting Services
Research & Consulting Services · weight
0.14%
Industry change · 12M
+0.02 pp
Research & Consulting Services · contribution
+0.016 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 2025 · 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 |
|---|---|---|---|---|---|---|---|
| Verisk Analytics → VRSK | United States | $38.9bn | 0.082% | -0.018 pp | +0.015 pp | +7.1% | No |
| Equifax → EFX | United States | $29.7bn | 0.063% | -0.015 pp | +0.001 pp | -13.5% | 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.