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 Banks6.46%+2.34 ppTransaction & Payment Processing Services2.23%+1.23 ppProperty & Casualty Insurance1.24%+0.60 ppFinancial Exchanges & Data1.05%+0.53 ppConsumer Finance0.87%+0.36 ppInvestment Banking & Brokerage1.10%+0.33 ppInsurance Brokers0.60%+0.30 ppLife & Health Insurance0.77%+0.29 ppAsset Management & Custody Banks0.81%+0.25 ppRegional Banks0.56%+0.18 ppMulti-line Insurance0.38%+0.16 ppReinsurance0.06%+0.03 ppMulti-Sector Holdings0.00%+0.00 pp
3 · Sub-industry
Inside Reinsurance
Reinsurance · weight
0.06%
Industry change · 12M
+0.03 pp
Reinsurance · contribution
+0.028 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 2019 · 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 |
|---|---|---|---|---|---|---|---|
| Everest Group → EG | United States | $10.8bn | 0.058% | +0.003 pp | +0.028 pp | +18.6% | 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.