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

Universe›Financials›Regional Banks›Regional Banks

1 · Sector

Weight and 12M allocation change

Information Technology39.6%+4.74 pp Consumer Discretionary12.3%+1.05 pp Utilities2.7%-0.15 pp Financials11.2%-0.18 pp Industrials9.5%-0.27 pp Energy2.2%-0.34 pp Communication Services2.1%-0.37 pp Real Estate2.1%-0.48 pp Materials2.0%-0.52 pp Consumer Staples5.9%-1.08 pp Health Care10.5%-2.40 pp

2 · Industry

Inside Financials

Transaction & Payment Processing Services0.80%-0.38 pp Asset Management & Custody Banks1.31%+0.28 pp Investment Banking & Brokerage1.38%+0.27 pp Diversified Banks3.74%+0.23 pp Property & Casualty Insurance0.90%-0.22 pp Financial Exchanges & Data0.89%-0.18 pp Insurance Brokers0.55%-0.17 pp Consumer Finance0.81%+0.17 pp Life & Health Insurance0.34%-0.09 pp Regional Banks0.28%-0.06 pp Multi-line Insurance0.15%-0.03 pp Reinsurance0.03%-0.01 pp Multi-Sector Holdings0.00%-0.00 pp

3 · Sub-industry

Inside Regional Banks

Regional Banks0.28%-0.057 pp

Concentrated

Most of this industry's losses came from a few companies.

View all contributions →

Regional Banks · weight

0.28%

Industry change · 12M

-0.06 pp

Regional Banks · contribution

-0.057 pp

Company participation

of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Oct 2025 · 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	$28.3bn	0.055%	-0.009 pp	-0.021 pp	-2.9%	No
Fifth Third Bancorp → FITB	United States	$27.5bn	0.054%	-0.005 pp	-0.016 pp	-1.2%	No
Huntington Bancshares → HBAN	United States	$22.5bn	0.044%	-0.006 pp	-0.009 pp	+2.9%	No
Regions Financial Corporation → RF	United States	$21.6bn	0.042%	-0.006 pp	-0.009 pp	+5.7%	No
Citizens Financial Group → CFG	United States	$21.9bn	0.043%	-0.001 pp	-0.001 pp	+25.4%	No
KeyCorp → KEY	United States	$19.3bn	0.038%	-0.004 pp	-0.000 pp	+6.9%	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.