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← KPI Glossary
Financial Services & Insurance

Net Interest Margin

Difference between interest income and interest paid, relative to earning assets. The fundamental profitability metric for lending institutions.

What is Net Interest Margin?

Net Interest Margin is defined as: Difference between interest income and interest paid, relative to earning assets. The fundamental profitability metric for lending institutions.

What data source is used to measure Net Interest Margin?

Net Interest Margin is typically measured using data from a Core Banking System. This system of record provides the transactional and operational data required to calculate and monitor this metric accurately and in real time.

Typical Data SourceCore Banking System

Which industries track Net Interest Margin?

Net Interest Margin is a key performance indicator used across the following sectors:

  • ›Financial Services & Insurance

How does Firehawk Analytics measure Net Interest Margin?

Firehawk Analytics connects directly to your Core Banking System and delivers a live Net Interest Margin dashboard. Configuration is completed within 48 hours — no data analyst required on your team.

More metrics from Financial Services & Insurance

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Cost-to-Income Ratio

Operating expenses as a percentage of operating income. The benchmark efficiency metric for banks and financial institutions.

Financial Services & Insurance
Core Banking / ERPView →

Claims Ratio

Total claims paid as a percentage of premiums earned. The key profitability indicator for insurance businesses.

Financial Services & Insurance
Claims Management SystemView →

Client Retention Rate

Percentage of clients who maintain their accounts or policies year-over-year. Retention is significantly cheaper than acquisition in financial services.

Financial Services & Insurance
CRM / Core BankingView →

Track Net Interest Margin in your business

In 48 hours, you'll have a live Net Interest Margin dashboard connected to your Core Banking System.

Browse all KPI definitions →