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
Transaction & Payment Processing Services0.73%-0.50 ppAsset Management & Custody Banks1.38%-0.30 ppInvestment Banking & Brokerage1.51%+0.26 ppInsurance Brokers0.55%-0.15 ppDiversified Banks3.74%-0.14 ppProperty & Casualty Insurance0.92%-0.12 ppFinancial Exchanges & Data0.96%-0.12 ppLife & Health Insurance0.35%-0.08 ppConsumer Finance0.78%+0.05 ppMulti-line Insurance0.14%-0.03 ppRegional Banks0.32%-0.01 ppReinsurance0.03%-0.01 ppMulti-Sector Holdings0.00%-0.00 pp
3 · Sub-industry
Inside Regional Banks
Regional Banks · weight
0.32%
Industry change · 12M
-0.01 pp
Regional Banks · contribution
-0.010 pp
Company participation
83%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jan 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 |
|---|---|---|---|---|---|---|---|
| M&T Bank → MTB | United States | $34.1bn | 0.065% | +0.010 pp | -0.009 pp | +13.4% | Yes |
| Huntington Bancshares → HBAN | United States | $25.5bn | 0.049% | +0.005 pp | -0.007 pp | +5.6% | No |
| KeyCorp → KEY | United States | $23.5bn | 0.045% | +0.007 pp | +0.005 pp | +25.5% | Yes |
| Citizens Financial Group → CFG | United States | $27.0bn | 0.052% | +0.009 pp | +0.005 pp | +36.3% | Yes |
| Fifth Third Bancorp → FITB | United States | $33.2bn | 0.064% | +0.010 pp | -0.003 pp | +17.5% | Yes |
| Regions Financial Corporation → RF | United States | $25.0bn | 0.048% | +0.006 pp | -0.002 pp | +20.7% | 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.