Retail and Commercial Banking Operations: Market Structure, Economics and Risk

Summary

Retail and commercial banking combines deposit taking, consumer and business lending, payments, cards and digital service, supported by back-office operations such as transaction processing, fraud monitoring and regulatory reporting. Latest available euro area data for significant institutions show an aggregate cost-to-income ratio of 54.95% in the fourth quarter ¹, a return on equity of 9.53% ¹ and a cost of risk of 0.47% ¹. Net fee and commission income grew 8.9% year on year ². The main risks are payment fraud, which reached EUR 4.2 billion across the EEA and rose 17% in value ⁸, and capital and prudential change under Basel III, where 75% of Basel Committee member jurisdictions had published adopting rules ¹¹. Open banking is expanding quickly in the UK ¹³, but market size estimates from vendor research vary widely and are treated as indicative only ¹⁴. The outlook points to continued cost pressure, rising fraud controls, and growing data sharing, with the evidence base incomplete for global comparisons.

Key findings

1. 1

   Efficiency improved at euro area significant institutions

   Aggregate cost-to-income ratio was 54.95% in the fourth quarter, against 54.90% a year earlier, and the annual ratio fell from 57.0% to 54.9% ¹². Both are observed supervisory figures for the euro area only.

   Confidence: High
2. 2

   Fee income is growing faster than the core cost base in the euro area

   Net fee and commission income rose 8.9% year on year and net trading and investment income rose 26.3% ². Net interest margin split by segment is not verified in the pack, so the source of profit growth cannot be fully decomposed.

   Confidence: High
3. 3

   Payment fraud losses are rising faster in credit transfers than in cards

   EEA payment fraud reached EUR 4.2 billion, up 17% in value. Fraudulent credit transfers were EUR 2.5 billion, up 24%, while card payment fraud was EUR 1.3 billion, up 4% ⁸. Payment service users bore 85% of credit transfer fraud losses in the covered period ⁸.

   Confidence: High
4. 4

   UK open banking adoption is growing quickly, but global user counts are unreliable

   UK active open banking users reached 13.3 million, up 40% year on year ¹³. Global user estimates differ widely across sources, so no authoritative global figure is used ¹⁴¹⁵.

   Confidence: Medium
5. 5

   Basel III implementation is advanced but uneven across jurisdictions

   Three quarters of Basel Committee member jurisdictions had published rules adopting the final Basel III standards ¹¹. In the EU, CRR III has applied generally, and the FRTB own-funds market risk requirement was deferred ¹². US status is not verified.

   Confidence: High
6. 6

   Company examples show different efficiency and risk profiles, but are not directly comparable

   Santander reported a Retail and Commercial Banking efficiency ratio of 42.9% and NPL ratio of 3.09% ⁴. JPMorgan Chase reported Consumer and Community Banking net revenue of $76.0 billion ⁵. Segment definitions differ, so these figures are illustrative of reporting practice rather than a ranking.

   Confidence: Qualitative

11. Industry definition and scope

Retail and commercial banking covers deposit accounts, consumer and small business lending, payments, cards, digital and branch channels, and the operations that support them. Operations include customer onboarding, transaction processing, reconciliation, credit administration, fraud monitoring, complaints handling and regulatory reporting. This definition is the writer's framing; the source pack does not provide a single standard industry definition.

The geographic scope is global as a framework, with examples drawn from the euro area, the United Kingdom and the United States. Euro area aggregates cover significant institutions supervised by the European Central Bank ¹. UK fraud data covers the UK banking sector ⁹. US examples come from company annual reports and a Federal Reserve survey ⁵¹⁰. The reporting period is the latest available data. Source periods differ, including fourth quarter, first quarter and full-year figures, and are stated where used.

Terminology varies. Cost-to-income, efficiency ratio, cost of risk, NPL ratio and return on equity are reported with different definitions and segment boundaries. Santander's efficiency ratio is a segment measure ⁴, while the ECB cost-to-income ratio is an aggregate for significant institutions ¹. The two should not be treated as equivalent. Segment labels also differ: Retail & Commercial Banking at Santander ⁴, Consumer & Community Banking at JPMorgan Chase ⁵, and Retail Banking at NatWest ⁷.

Definitions are the writer's framing based on the segment labels used in the cited sources.

22. Market size, structure and value chain

The pack does not contain a verified global market size for retail and commercial banking revenue, so no total market value is stated. The best available structural measure is the aggregate total assets of 109 significant euro area institutions, reported at EUR 28,868.5 billion in the first quarter of the latest period ³. This is a news summary of ECB data and reflects one region only.

Income structure is changing at the margin. Net fee and commission income grew 8.9% and net trading and investment income rose 26.3% in the latest full year against the prior year ². The pack provides only one verified net interest margin figure, 1.54% year to date in the first quarter ³, so a segment-level interest margin trend cannot be established. Profitability measures are also reported for different periods: return on equity was 9.53% in the fourth quarter ¹ and 10.02% year to date in the first quarter ³.

The value chain runs from product distribution, through account and loan servicing, to payments processing, fraud and risk controls, and regulatory capital and reporting. Channels include bank branches, ATMs, digital and telephone banking ⁵. Open banking adds third-party access to account data, with UK payment volumes now significant in the national payment system ¹³. Key stakeholders are banks, customers, payment service providers, regulators and technology vendors. Revenue models rely on net interest income, fees, commissions and trading income ², although the pack does not quantify the split by product for all firms.

• Total assets, significant euro area institutions 28,868.5EUR billion Observed Euro area, 109 significant institutions, First quarter of latest period [3]
• Return on equity, significant euro area institutions 9.53percent Observed Euro area significant institutions, Fourth quarter of latest period [1]

Total assets are a balance sheet size measure, not a revenue measure, and are used only to show scale.

33. Customers, demand and adoption

Demand for open banking is strongest among retail users in the UK. Active users reached 13.3 million in March of the latest period, up 40% year on year, including individuals and small businesses ¹³. The same source reports 31 million open banking payments in one month, equal to 7.9% of all Faster Payments ¹³. These are industry association figures for one jurisdiction.

A vendor market research estimate states that retail banking customers accounted for 53.40% of global open banking market demand ¹⁴. This is an estimate from a market research provider, not a regulator statistic, and it is not used as a verified market share. Consumer hesitancy remains material. A GlobalData survey reported that more than a third of consumers are hesitant to use open banking, mainly over privacy and security concerns ¹⁵. Survey sponsorship and vendor-linked publication limit the weight of this evidence.

Business customers are less well covered. The same GlobalData survey found that 29% of financial services companies worldwide were conforming only to the regulatory minimum on open banking ¹⁵. This suggests that compliance-driven adoption is still common, but the pack gives no verified data on small business lending volumes, deposit pricing or purchasing criteria by segment. These are gaps rather than conclusions. Customer exposure to fraud is also a demand driver for security features: payment service users bore 85% of EEA credit transfer fraud losses ⁸.

• Active open banking users, UK 13.3million users Observed UK, individuals and small businesses, March of latest period [13]

Adoption figures are for the UK only and are not extrapolated to other markets.

44. Competitive landscape and key players

The competitive set includes large diversified banks with separate retail and commercial segments and national retail franchises. Santander reported Retail and Commercial Banking underlying total income of EUR 32,447 million, down 1.9%, with an efficiency ratio of 42.9% against 44.5% the prior year and an NPL ratio of 3.09% against 3.21% ⁴. JPMorgan Chase reported Consumer and Community Banking total net revenue of $76.0 billion, up 6%, and segment net income of $18,245 million against $17,603 million ⁵⁶. NatWest Retail Banking served 18.2 million customers with a first quarter return on equity of 24.5% ⁷.

The table below compares the reported indicators. Each company reports its own segment definitions and periods, so the table shows disclosure practice rather than a ranking. Firm-wide JPMorgan Chase net income fell from $58,471 million to $57,048 million ⁶, which shows that segment growth can coexist with weaker group results.

Market concentration cannot be measured from the pack. No verified market share data for retail deposits, loans or transaction volumes is available from a statistical office. Competitive pressure is visible in fee growth and in open banking, where third parties can access customer data with consent ¹³. Business models differ between branch-led, digital-led and diversified bank groups. Because the pack provides only a small set of company examples, the comparison is limited and should not be generalised.

• Efficiency ratio, Retail and Commercial Banking 42.9percent Observed Group, global, Latest full year [4]

The table uses only figures stated in the pack. No market share ranking is inferred.

55. Technology, operations and workforce

Operating efficiency is the clearest operational indicator in the pack. The aggregate cost-to-income ratio of euro area significant institutions was 54.95% in the fourth quarter, compared with 54.90% a year earlier ¹. The annual ratio fell from 57.0% to 54.9% over the latest full year ². Santander's segment efficiency ratio improved from 44.5% to 42.9% ⁴. These improvements reflect reported cost and income outcomes, and the pack does not separate the effect of technology investment from other factors.

Technology is visible in channel strategy. JPMorgan Chase describes Consumer and Community Banking products delivered through branches, ATMs, digital and telephone banking ⁵. Open banking infrastructure is handling a growing share of UK payments ¹³. Fraud monitoring is an operational priority: fraudulent credit transfers rose 24% in the EEA ⁸, and the US risk officer survey reports continued increases in wire fraud, including account holder scams, business email compromise and money mule transfers ¹⁰.

The pack contains no verified data on staffing levels, skills shortages, productivity per employee or automation rates for retail and commercial banking operations. This is a material gap for workforce analysis. The GlobalData source describes open banking as moving from compliance to cash flow generation ¹⁵, but this is a sponsored article and the statement is interpretive rather than measured. Operating models are therefore best assessed through efficiency and loss indicators, with workforce conclusions left open.

• Cost-to-income ratio, euro area significant institutions 54.95percent Observed Euro area significant institutions, Fourth quarter of latest period [1]

Efficiency movements are reported outcomes. Causes are not attributed in the pack.

66. Regulation, standards, risk and sustainability

Jurisdiction matters here. In the EU, CRR III, the EU's final Basel III implementation, has applied generally since its stated effective date, and the FRTB own-funds market risk requirement application date was deferred ¹². These are binding rules. At the global level, 75% of Basel Committee member jurisdictions had published rules adopting the final Basel III standards, and almost all had announced application dates ¹¹. These are standards and national implementation steps, not uniform binding obligations across all countries. US Basel III endgame status is not verified from a US regulator publication, and sources conflict.

Payment fraud and consumer protection rules are a major risk area. In the EEA, payment service users bore 85% of credit transfer fraud losses in the covered period ⁸. In the UK, banks reimbursed GBP 354.3 million of authorized push payment fraud losses, equal to 61% of the GBP 576.4 million total in the latest calendar year ⁹. Reimbursement practice is therefore a live regulatory and reputational issue. Open banking adds privacy and security expectations; more than a third of surveyed consumers cite these concerns ¹⁵.

Credit and capital indicators show the current risk position. Euro area cost of risk was 0.47% in the fourth quarter ¹, Santander reported an NPL ratio of 3.09% for its segment ⁴, and NatWest reported a group CET1 ratio of 13.8% in the first quarter ⁷. The pack does not provide verified environmental or social indicators specific to retail and commercial bank operations, so sustainability cannot be assessed with evidence here. This report is not legal, regulatory or investment advice. Readers should check current texts in each jurisdiction.

Binding requirements are distinguished from standards and survey-based findings in the text.

77. Challenges, opportunities and case examples

The main challenge is fraud. EEA payment fraud reached EUR 4.2 billion, and the chart below shows the reported components ⁸. Card fraud rose only 4% while credit transfer fraud rose 24%, which points to authorized push payment and account-based attacks as the growing exposure. The US survey reports that debit card fraud attempts were experienced by 75% of surveyed institutions and estimated to cause 40% of their payments fraud losses ¹⁰. Fraud controls therefore compete with service speed and customer experience.

Opportunities are visible in fee income growth ², in digital channels ⁵, and in open banking adoption in the UK ¹³. Case examples are limited but concrete. Santander improved its segment efficiency ratio and reduced its NPL ratio ⁴. JPMorgan Chase's consumer segment grew net revenue and net income while group net income declined ⁵⁶. NatWest reported strong retail return on equity and a robust group CET1 ratio ⁷. These examples show different strategies but do not establish causation.

Comparable examples were limited. The pack has no verified market-wide data on pricing, deposit costs or small business lending for the latest period, so these topics are treated as data gaps rather than trends.

The chart uses three figures from a single source, all for the same region and period.

88. Outlook and strategic implications

The near-term outlook is for continued pressure on operating costs and fee income, with efficiency gains reported in the euro area ¹². Fraud is likely to remain a central operational risk, given recent growth in credit transfer fraud ⁸ and US reports of rising wire fraud ¹⁰. This is the writer's interpretation of the evidence, not a forecast from a source.

Medium-term growth in open banking is supported by UK adoption ¹³. A vendor market research source projects the global open banking market to grow from USD 25.91 billion to USD 59.81 billion over the forecast horizon ¹⁴. This is a forecast from a market research provider, uses a different scope from other sources, and should be treated as indicative. Regulatory implementation of Basel III is expected to continue across jurisdictions ¹¹¹².

Practical implications differ by stakeholder. Banks should prioritize fraud controls, reimbursement policy and data governance. Regulators should monitor the consistency of reimbursement and capital rules across jurisdictions. Customers need clear information on data sharing, given privacy concerns ¹⁵. Fintech and technology providers face both growth and regulatory compliance demands. Uncertainty remains high because global comparable data is missing for key indicators.

• Global open banking market size (vendor forecast) 59.81USD billion Forecast Global, Forecast horizon in latest vendor report [14]

Scenario language is the writer's interpretation of observed and forecast data.

99. Conclusion

Retail and commercial banking operations are becoming more efficient on reported measures, with fee income and digital channels supporting growth ¹²⁵. Fraud is the most pressing operational risk, and credit transfer losses are rising faster than card losses ⁸. Regulatory change is advancing, but implementation is uneven ¹¹¹². The most defensible conclusion is that operational resilience and fraud control will determine performance more than market size, which the pack does not measure reliably.

How this was built

Sources

1. 1

   Supervisory Banking Statistics for significant institutions, fourth quarter of latest period

   European Central Bank, Banking Supervision Official statistics

2. 2

   Aggregated results of the latest SREP

   European Central Bank, Banking Supervision Official statistics

3. 3

   Supervisory Banking Statistics for significant institutions, first quarter of latest period

   European Central Bank (summary by Better Regulation service) News report

   service.betterregulation.com
4. 4

   Annual Report, latest period (Retail and Commercial Banking segment)

   Banco Santander, S.A. Company report

5. 5

   Form ARS Annual Report, latest period (Consumer and Community Banking)

   JPMorgan Chase & Co. Company report

6. 6

   JPMorgan Chase Management's Discussion and Analysis, three-year summary

   JPMorgan Chase & Co. Company report

7. 7

   NatWest Group Form 6-K, first quarter results

   NatWest Group plc Company report

8. 8

   EBA-ECB Payment Fraud Report, as summarised by A&O Shearman

   A&O Shearman (summarising EBA and ECB joint report) News report

9. 9

   UK Finance Annual Fraud Report, latest period (news coverage)

   FinTech Futures (reporting UK Finance) News report

10. 10

    Federal Reserve Financial Services risk officer survey press release

    Federal Reserve Financial Services (FRFS) Regulator

11. 11

    Basel Committee progress update on Basel III implementation

    Bank for International Settlements, Basel Committee on Banking Supervision Standard

12. 12

    Prudential regulation in the current period (CRR III and Basel 3.1 timeline)

    Allen & Overy Shearman News report

13. 13

    Open Banking Impact Report 7

    Open Banking Limited (UK) Industry association

    openbanking.org.uk
14. 14

    Open Banking Market Size, Share (market research)

    Mordor Intelligence (vendor/market research) Market research

    mordorintelligence.com
15. 15

    Retail Banker International: open banking moving from compliance to cashflows (GlobalData survey)

    Retail Banker International (citing GlobalData) Market research

    retailbankerinternational.com