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 Banks6.68%+2.85 ppTransaction & Payment Processing Services2.49%+1.43 ppFinancial Exchanges & Data1.05%+0.51 ppProperty & Casualty Insurance1.13%+0.47 ppInvestment Banking & Brokerage1.15%+0.45 ppConsumer Finance0.85%+0.37 ppAsset Management & Custody Banks0.83%+0.30 ppInsurance Brokers0.60%+0.29 ppLife & Health Insurance0.74%+0.27 ppRegional Banks0.56%+0.23 ppMulti-line Insurance0.33%+0.14 ppReinsurance0.06%+0.02 ppMulti-Sector Holdings0.00%+0.00 pp
3 · Sub-industry
Inside Regional Banks
Regional Banks · weight
0.56%
Industry change · 12M
+0.23 pp
Regional Banks · contribution
+0.233 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 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 | $21.8bn | 0.107% | +0.001 pp | +0.052 pp | +35.2% | No |
| KeyCorp → KEY | United States | $19.9bn | 0.098% | +0.003 pp | +0.043 pp | +42.7% | Yes |
| M&T Bank → MTB | United States | $22.4bn | 0.110% | -0.002 pp | +0.038 pp | +21.7% | No |
| Citizens Financial Group → CFG | United States | $17.7bn | 0.087% | +0.003 pp | +0.037 pp | +41.8% | Yes |
| Regions Financial Corporation → RF | United States | $16.6bn | 0.081% | -0.003 pp | +0.032 pp | +33.3% | No |
| Huntington Bancshares → HBAN | United States | $15.6bn | 0.076% | -0.002 pp | +0.031 pp | +31.7% | 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.