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 Diversified Banks
Diversified Banks · weight
6.46%
Industry change · 12M
+2.34 pp
Diversified Banks · contribution
+2.339 pp
Company participation
43%
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 |
|---|---|---|---|---|---|---|---|
| JPMorgan Chase → JPM | United States | $376.3bn | 1.999% | +0.044 pp | +0.790 pp | +7.4% | Yes |
| Bank of America → BAC | United States | $271.5bn | 1.442% | -0.044 pp | +0.505 pp | +1.3% | No |
| Wells Fargo → WFC | United States | $222.2bn | 1.180% | +0.034 pp | +0.374 pp | -0.3% | Yes |
| Citigroup → C | United States | $156.1bn | 0.829% | -0.044 pp | +0.254 pp | -1.0% | No |
| U.S. Bancorp → USB | United States | $87.2bn | 0.463% | +0.013 pp | +0.189 pp | +8.0% | No |
| PNC Financial Services → PNC | United States | $62.4bn | 0.331% | -0.003 pp | +0.130 pp | +6.1% | No |
| Truist Financial → TFC | United States | $40.9bn | 0.217% | +0.014 pp | +0.097 pp | +13.8% | 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.