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 Banks3.68%-0.44 ppInvestment Banking & Brokerage1.08%-0.34 ppRegional Banks0.32%-0.15 ppAsset Management & Custody Banks0.75%+0.13 ppLife & Health Insurance0.48%-0.11 ppTransaction & Payment Processing Services1.29%-0.11 ppInsurance Brokers0.77%-0.02 ppFinancial Exchanges & Data1.16%+0.02 ppMulti-line Insurance0.22%-0.02 ppProperty & Casualty Insurance1.14%-0.01 ppReinsurance0.05%-0.01 ppConsumer Finance0.65%-0.00 ppMulti-Sector Holdings0.00%+0.00 pp
3 · Sub-industry
Inside Multi-line Insurance
Multi-line Insurance · weight
0.22%
Industry change · 12M
-0.02 pp
Multi-line Insurance · contribution
-0.015 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 2024 · 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 | $49.6bn | 0.142% | -0.002 pp | -0.016 pp | +22.2% | No |
| Assurant → AIZ | United States | $9.4bn | 0.027% | -0.001 pp | +0.003 pp | +45.2% | Yes |
| Loews Corporation → L | United States | $16.7bn | 0.048% | -0.001 pp | -0.003 pp | +23.5% | 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.