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 Multi-line Insurance
Multi-line Insurance · weight
0.11%
Industry change · 12M
-0.07 pp
Multi-line Insurance · contribution
-0.069 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 |
|---|---|---|---|---|---|---|---|
| American International Group → AIG | United States | $43.2bn | 0.059% | -0.021 pp | -0.051 pp | -0.9% | No |
| Loews Corporation → L | United States | $22.7bn | 0.031% | -0.013 pp | -0.010 pp | +27.3% | No |
| Assurant → AIZ | United States | $11.4bn | 0.016% | -0.007 pp | -0.008 pp | +12.2% | 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.