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 Banks4.91%-2.01 ppTransaction & Payment Processing Services2.78%+0.72 ppConsumer Finance0.64%-0.28 ppLife & Health Insurance0.58%-0.26 ppInvestment Banking & Brokerage1.01%-0.26 ppAsset Management & Custody Banks0.70%-0.22 ppRegional Banks0.38%-0.21 ppProperty & Casualty Insurance1.01%-0.20 ppFinancial Exchanges & Data1.22%+0.20 ppMulti-line Insurance0.22%-0.13 ppReinsurance0.04%-0.01 ppInsurance Brokers0.58%-0.01 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Multi-line Insurance
Multi-line Insurance · weight
0.22%
Industry change · 12M
-0.13 pp
Multi-line Insurance · contribution
-0.135 pp
Company participation
67%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Apr 2020 · 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 | $22.2bn | 0.124% | -0.091 pp | -0.106 pp | -44.9% | No |
| Loews Corporation → L | United States | $10.0bn | 0.056% | -0.020 pp | -0.031 pp | -32.1% | Yes |
| Assurant → AIZ | United States | $6.4bn | 0.036% | -0.003 pp | +0.003 pp | +14.1% | 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.