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 Banks2.63%-1.07 ppTransaction & Payment Processing Services0.51%-0.73 ppAsset Management & Custody Banks0.90%-0.57 ppProperty & Casualty Insurance0.70%-0.54 ppFinancial Exchanges & Data0.63%-0.51 ppInsurance Brokers0.38%-0.49 ppInvestment Banking & Brokerage1.03%-0.22 ppLife & Health Insurance0.24%-0.20 ppConsumer Finance0.50%-0.16 ppMulti-line Insurance0.11%-0.09 ppRegional Banks0.25%-0.06 ppReinsurance0.02%-0.02 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Diversified Banks
Diversified Banks · weight
2.63%
Industry change · 12M
-1.07 pp
Diversified Banks · contribution
-1.074 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 2026 · 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 | $793.4bn | 1.155% | -0.563 pp | -0.473 pp | +22.4% | No |
| Bank of America → BAC | United States | $349.9bn | 0.509% | -0.277 pp | -0.244 pp | +19.4% | No |
| Wells Fargo → WFC | United States | $245.6bn | 0.358% | -0.215 pp | -0.203 pp | +13.3% | No |
| Truist Financial → TFC | United States | $57.4bn | 0.084% | -0.040 pp | -0.044 pp | +17.1% | No |
| PNC Financial Services → PNC | United States | $83.9bn | 0.122% | -0.038 pp | -0.043 pp | +22.7% | No |
| U.S. Bancorp → USB | United States | $80.8bn | 0.118% | -0.045 pp | -0.039 pp | +28.4% | No |
| Citigroup → C | United States | $198.4bn | 0.289% | -0.120 pp | -0.029 pp | +63.9% | 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.