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 Banks3.71%+1.04 ppAsset Management & Custody Banks1.44%+0.94 ppInvestment Banking & Brokerage1.31%+0.50 ppProperty & Casualty Insurance1.20%+0.38 ppFinancial Exchanges & Data1.11%+0.35 ppTransaction & Payment Processing Services1.13%+0.30 ppInsurance Brokers0.79%+0.27 ppConsumer Finance0.68%+0.22 ppRegional Banks0.30%+0.07 ppLife & Health Insurance0.39%+0.06 ppMulti-line Insurance0.18%+0.03 ppReinsurance0.03%+0.00 ppMulti-Sector Holdings0.00%+0.00 pp
3 · Sub-industry
Inside Property & Casualty Insurance
Property & Casualty Insurance · weight
1.20%
Industry change · 12M
+0.38 pp
Property & Casualty Insurance · contribution
+0.378 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
May 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 |
|---|---|---|---|---|---|---|---|
| Progressive Corporation → PGR | United States | $167.0bn | 0.378% | +0.009 pp | +0.142 pp | +37.7% | Yes |
| Chubb Limited → CB | United States | $119.1bn | 0.270% | +0.014 pp | +0.060 pp | +11.2% | Yes |
| Travelers Companies (The) → TRV | United States | $62.5bn | 0.142% | +0.010 pp | +0.047 pp | +30.1% | Yes |
| Allstate → ALL | United States | $55.6bn | 0.126% | +0.008 pp | +0.041 pp | +27.1% | Yes |
| W. R. Berkley Corporation → WRB | United States | $28.3bn | 0.064% | +0.011 pp | +0.038 pp | +41.7% | Yes |
| Hartford (The) → HIG | United States | $36.9bn | 0.084% | +0.008 pp | +0.025 pp | +27.7% | Yes |
| Cincinnati Financial → CINF | United States | $23.6bn | 0.053% | +0.002 pp | +0.018 pp | +31.5% | Yes |
| Arch Capital Group → ACGL | United States | $35.6bn | 0.081% | +0.003 pp | +0.007 pp | -2.6% | 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.