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 Regional Banks
Regional Banks · weight
0.56%
Industry change · 12M
+0.18 pp
Regional Banks · contribution
+0.183 pp
Company participation
33%
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 |
|---|---|---|---|---|---|---|---|
| Fifth Third Bancorp → FITB | United States | $20.0bn | 0.106% | -0.004 pp | +0.047 pp | +1.6% | No |
| M&T Bank → MTB | United States | $21.1bn | 0.112% | -0.013 pp | +0.037 pp | -1.6% | No |
| KeyCorp → KEY | United States | $17.9bn | 0.095% | -0.001 pp | +0.028 pp | -6.5% | No |
| Huntington Bancshares → HBAN | United States | $14.8bn | 0.079% | +0.001 pp | +0.026 pp | -0.2% | Yes |
| Citizens Financial Group → CFG | United States | $15.8bn | 0.084% | -0.003 pp | +0.026 pp | -5.0% | No |
| Regions Financial Corporation → RF | United States | $15.8bn | 0.084% | +0.002 pp | +0.019 pp | -10.4% | 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.