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 Financials
Diversified Banks2.64%-1.01 ppTransaction & Payment Processing Services0.50%-0.68 ppProperty & Casualty Insurance0.66%-0.56 ppFinancial Exchanges & Data0.60%-0.52 ppAsset Management & Custody Banks0.94%-0.50 ppInsurance Brokers0.33%-0.46 ppInvestment Banking & Brokerage1.05%-0.23 ppLife & Health Insurance0.24%-0.18 ppConsumer Finance0.50%-0.17 ppMulti-line Insurance0.10%-0.08 ppRegional Banks0.26%-0.04 ppReinsurance0.02%-0.02 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Property & Casualty Insurance
Property & Casualty Insurance · weight
0.66%
Industry change · 12M
-0.56 pp
Property & Casualty Insurance · contribution
-0.564 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Apr 2026 · 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 |
|---|---|---|---|---|---|---|---|
| Progressive Corporation → PGR | United States | $117.9bn | 0.160% | -0.073 pp | -0.237 pp | -23.9% | No |
| Chubb Limited → CB | United States | $126.8bn | 0.172% | -0.061 pp | -0.103 pp | +15.0% | No |
| Travelers Companies (The) → TRV | United States | $64.9bn | 0.088% | -0.033 pp | -0.056 pp | +17.4% | No |
| Allstate → ALL | United States | $55.9bn | 0.076% | -0.024 pp | -0.050 pp | +11.7% | No |
| Arch Capital Group → ACGL | United States | $33.6bn | 0.046% | -0.021 pp | -0.036 pp | +4.2% | No |
| Hartford (The) → HIG | United States | $37.5bn | 0.051% | -0.021 pp | -0.033 pp | +13.4% | No |
| W. R. Berkley Corporation → WRB | United States | $25.0bn | 0.034% | -0.016 pp | -0.031 pp | -4.3% | No |
| Cincinnati Financial → CINF | United States | $25.3bn | 0.034% | -0.014 pp | -0.018 pp | +20.2% | 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.