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 Banks6.60%+2.43 ppTransaction & Payment Processing Services2.34%+1.36 ppFinancial Exchanges & Data1.07%+0.54 ppProperty & Casualty Insurance1.13%+0.48 ppConsumer Finance0.85%+0.33 ppInvestment Banking & Brokerage1.11%+0.32 ppLife & Health Insurance0.76%+0.29 ppInsurance Brokers0.60%+0.28 ppAsset Management & Custody Banks0.82%+0.28 ppRegional Banks0.55%+0.17 ppMulti-line Insurance0.36%+0.16 ppReinsurance0.05%+0.02 ppMulti-Sector Holdings0.00%+0.00 pp
3 · Sub-industry
Inside Regional Banks
Regional Banks · weight
0.55%
Industry change · 12M
+0.17 pp
Regional Banks · contribution
+0.172 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Oct 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 | $21.2bn | 0.111% | -0.005 pp | +0.050 pp | +11.7% | Yes |
| M&T Bank → MTB | United States | $20.9bn | 0.109% | -0.010 pp | +0.028 pp | -3.0% | No |
| KeyCorp → KEY | United States | $17.7bn | 0.092% | -0.006 pp | +0.027 pp | +3.1% | No |
| Huntington Bancshares → HBAN | United States | $14.6bn | 0.076% | -0.003 pp | +0.024 pp | +2.9% | No |
| Citizens Financial Group → CFG | United States | $15.7bn | 0.082% | -0.009 pp | +0.022 pp | -2.3% | No |
| Regions Financial Corporation → RF | United States | $16.1bn | 0.084% | -0.002 pp | +0.020 pp | -1.4% | 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.