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 Banks4.04%-0.73 ppTransaction & Payment Processing Services1.43%-0.50 ppProperty & Casualty Insurance1.14%+0.21 ppConsumer Finance0.66%-0.10 ppFinancial Exchanges & Data1.19%+0.09 ppInsurance Brokers0.81%+0.08 ppInvestment Banking & Brokerage1.41%-0.06 ppAsset Management & Custody Banks0.62%-0.06 ppLife & Health Insurance0.60%+0.03 ppRegional Banks0.46%-0.01 ppReinsurance0.05%+0.01 ppMulti-line Insurance0.23%-0.01 ppMulti-Sector Holdings0.00%+0.00 pp
3 · Sub-industry
Inside Multi-line Insurance
Multi-line Insurance · weight
0.23%
Industry change · 12M
-0.01 pp
Multi-line Insurance · contribution
-0.007 pp
Company participation
67%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jan 2023 · 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 |
|---|---|---|---|---|---|---|---|
| Assurant → AIZ | United States | $7.0bn | 0.024% | -0.002 pp | -0.005 pp | -11.5% | No |
| Loews Corporation → L | United States | $14.6bn | 0.050% | +0.002 pp | -0.001 pp | +3.5% | Yes |
| American International Group → AIG | United States | $47.0bn | 0.161% | +0.007 pp | -0.001 pp | +12.0% | 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.