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 Banks2.53%-1.29 ppTransaction & Payment Processing Services0.51%-0.71 ppAsset Management & Custody Banks0.87%-0.66 ppFinancial Exchanges & Data0.62%-0.49 ppProperty & Casualty Insurance0.70%-0.44 ppInsurance Brokers0.38%-0.43 ppInvestment Banking & Brokerage0.99%-0.32 ppConsumer Finance0.49%-0.21 ppLife & Health Insurance0.24%-0.19 ppRegional Banks0.25%-0.07 ppMulti-line Insurance0.11%-0.07 ppReinsurance0.02%-0.02 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Property & Casualty Insurance
Property & Casualty Insurance · weight
0.70%
Industry change · 12M
-0.44 pp
Property & Casualty Insurance · contribution
-0.436 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 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 | $125.3bn | 0.172% | -0.092 pp | -0.197 pp | -19.3% | No |
| Chubb Limited → CB | United States | $133.0bn | 0.183% | -0.046 pp | -0.073 pp | +20.2% | No |
| Allstate → ALL | United States | $55.7bn | 0.076% | -0.033 pp | -0.042 pp | +9.8% | No |
| Travelers Companies (The) → TRV | United States | $66.7bn | 0.092% | -0.037 pp | -0.039 pp | +21.3% | No |
| Arch Capital Group → ACGL | United States | $35.6bn | 0.049% | -0.018 pp | -0.029 pp | +7.8% | No |
| Hartford (The) → HIG | United States | $38.8bn | 0.053% | -0.022 pp | -0.022 pp | +21.1% | No |
| Cincinnati Financial → CINF | United States | $25.5bn | 0.035% | -0.016 pp | -0.017 pp | +13.5% | No |
| W. R. Berkley Corporation → WRB | United States | $26.9bn | 0.037% | -0.021 pp | -0.017 pp | +16.9% | 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.