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 Banks4.12%-4.32 ppInvestment Banking & Brokerage0.77%-0.85 ppAsset Management & Custody Banks0.57%-0.65 ppProperty & Casualty Insurance0.65%-0.58 ppTransaction & Payment Processing Services0.99%-0.53 ppConsumer Finance0.51%-0.45 ppRegional Banks0.38%-0.41 ppLife & Health Insurance0.48%-0.36 ppFinancial Exchanges & Data0.52%-0.32 ppMulti-line Insurance0.22%-0.23 ppInsurance Brokers0.30%-0.22 ppReinsurance0.03%-0.02 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Diversified Banks
Diversified Banks · weight
4.12%
Industry change · 12M
-4.32 pp
Diversified Banks · contribution
-4.319 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 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 |
|---|---|---|---|---|---|---|---|
| JPMorgan Chase → JPM | United States | $379.2bn | 1.208% | -0.944 pp | -1.081 pp | -1.4% | No |
| Wells Fargo → WFC | United States | $253.1bn | 0.807% | -0.832 pp | -1.041 pp | -18.4% | No |
| Bank of America → BAC | United States | $294.3bn | 0.938% | -0.797 pp | -0.966 pp | -6.8% | No |
| Citigroup → C | United States | $180.5bn | 0.575% | -0.460 pp | -0.608 pp | -7.2% | No |
| U.S. Bancorp → USB | United States | $86.0bn | 0.274% | -0.224 pp | -0.267 pp | -5.8% | No |
| PNC Financial Services → PNC | United States | $63.2bn | 0.201% | -0.183 pp | -0.227 pp | -12.8% | No |
| Truist Financial → TFC | United States | $37.6bn | 0.120% | -0.119 pp | -0.129 pp | -10.1% | 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.