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 Banks7.68%-0.76 ppTransaction & Payment Processing Services1.74%+0.22 ppFinancial Exchanges & Data1.01%+0.17 ppInvestment Banking & Brokerage1.49%-0.13 ppProperty & Casualty Insurance1.14%-0.08 ppAsset Management & Custody Banks1.14%-0.07 ppRegional Banks0.73%-0.05 ppMulti-line Insurance0.42%-0.04 ppConsumer Finance0.94%-0.02 ppInsurance Brokers0.53%+0.01 ppLife & Health Insurance0.86%+0.01 ppReinsurance0.06%+0.00 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Multi-line Insurance
Multi-line Insurance · weight
0.42%
Industry change · 12M
-0.04 pp
Multi-line Insurance · contribution
-0.040 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jun 2018 · 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 | $47.6bn | 0.289% | -0.013 pp | -0.039 pp | -16.1% | No |
| Loews Corporation → L | United States | $15.4bn | 0.094% | -0.007 pp | -0.006 pp | -6.3% | No |
| Assurant → AIZ | United States | $5.5bn | 0.033% | +0.004 pp | +0.005 pp | +14.5% | 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.