# Fifth Third Bancorp (FITB) Financial Model

Free Excel 3-statement financial model and company analysis for Fifth Third Bancorp.

- Canonical: https://finamodel.com/companies/fifth-third-bancorp
- Industry: Banking
- Downloadable model: Yes
- Excel download: https://finamodel.com/company-models/FITB.xlsx

## Model Purpose

This model evaluates the pro-forma equity valuation and EPS accretion of Fifth Third Bancorp, incorporating the transformational acquisition of Comerica to determine whether an equity analyst should recommend a buy or sell rating.

## Company Overview

- Fifth Third Bancorp is a diversified financial services company and regional bank headquartered in Cincinnati, Ohio.
- The business operates through three primary segments: Commercial Banking (approximately 45% of revenue), Consumer and Small Business Banking (approximately 40%), and Wealth and Asset Management (approximately 15%).
- Key geographies include the US Midwest and the US Southeast, with the latter being a major focus for recent organic branch expansion.
- The business model is traditional commercial banking, generating revenue through spread-based net interest income and fee-based noninterest income.
- Fifth Third is a top 15 US bank by assets, competing directly with regional peers such as KeyCorp, Huntington Bancshares, and Regions Financial.
- The company recently announced a transformational all-stock acquisition of Comerica for approximately $10.9 billion, scheduled to close in February 2026, which will significantly expand its commercial lending footprint and total assets.

## Revenue Deep Dive

- **Net Interest Income (NII)**
  - Driver formula: Average Interest-Earning Assets x Net Interest Margin (NIM).
  - Historical growth: 2-5% CAGR, reaching a record $6.0 billion for the full year 2025.
  - Key levers: Commercial loan growth, deposit beta, and Federal Reserve interest rate policy.
  - Pricing dynamics: Floating rate commercial loans reprice quickly, while consumer deposit costs are stickier.
- **Commercial Banking Noninterest Income**
  - Driver formula: Transaction Volume x Fee Rate.
  - Historical growth: 5-8% CAGR, driven by commercial payments and treasury management.
  - Key levers: Corporate deal flow, syndication market activity, and capital markets fees.
- **Wealth and Asset Management**
  - Driver formula: Assets Under Management (AUM) x Average Fee Rate.
  - Historical growth: 10-15% CAGR, with AUM reaching $80 billion in Q4 2025.
  - Key levers: Equity market performance and net new asset flows.
- **Consumer and Small Business Banking Fees**
  - Driver formula: Active Accounts x Fee per Account.
  - Historical growth: Flat to low single digits.
  - Key levers: Card interchange fees, deposit service charges, and mortgage origination volumes.

## Cost Structure



### Variable Costs / COGS

- For a bank, the equivalent of COGS is Interest Expense (Cost of Funds).
- Breakdown: Interest paid on interest-bearing core deposits, wholesale funding, and long-term debt.
- Margin range: Net Interest Margin (NIM) has ranged between 2.80% and 3.30% over the last 5 years, standing at approximately 3.10% in late 2025.
- Scaling: Interest expense scales directly with the Federal Funds rate and the volume of interest-bearing liabilities.

### Operating Expenses

- Compensation and benefits: The largest component of noninterest expense, driven by headcount, branch expansion, and performance incentives.
- Technology and communications: Significant ongoing investment for digital banking platforms and cybersecurity.
- FDIC insurance and other taxes: Includes standard assessments and recent special assessments related to 2023 bank failures.
- Restructuring charges: Expected to be highly material in 2026 due to the Comerica integration.

### Margin Profile

- Efficiency Ratio (Noninterest Expense / Total Revenue): Typically ranges between 54% and 58%, with an adjusted efficiency ratio of 54.3% reported in Q4 2025.
- Adjusted Return on Tangible Common Equity (ROTCE): Approximately 16.2%.
- Adjusted Return on Assets (ROA): Approximately 1.41%.
- Margin trend: Expanding operating leverage due to disciplined expense management and record net interest income.

## Balance Sheet Structure

- Total assets: Approximately $214 billion pre-acquisition.
- Key asset categories: Portfolio loans and leases (~$123 billion) and investment securities (Available-for-Sale and Held-to-Maturity).
- Allowance for Credit Losses (ACL): A contra-asset reducing gross loans, representing expected lifetime credit losses under the CECL framework.
- Total liabilities: Dominated by total deposits (~$168 billion), alongside short-term borrowings and long-term debt.
- Equity: Common stock, preferred stock, and Accumulated Other Comprehensive Income (AOCI).
- AOCI: Materially negative due to unrealised losses on the Available-for-Sale securities portfolio caused by higher interest rates.
- Capital Ratios: Common Equity Tier 1 (CET1) ratio of 10.77% as of Q4 2025.

## Capital Expenditure & Investment

- Capex as % of revenue: Minimal (typically 1-2% of revenue), focused on branch network expansion in the Southeast and capitalised software.
- M&A pattern: Historically a bolt-on acquirer, but shifted to transformational M&A with the $10.9 billion acquisition of Comerica.
- Acquisition mechanics: All-stock transaction exchanging 1.8663 Fifth Third shares for each Comerica share.
- Integration costs: Significant one-time merger and restructuring charges are expected in 2026 to achieve the stated cost synergies.

## Debt & Capital Structure

- Primary funding: Core consumer and commercial deposits.
- Wholesale funding: Senior unsecured notes (e.g., $2 billion issued in early 2026) and Federal Home Loan Bank (FHLB) advances.
- Credit rating: Investment grade (typically BBB+ to A- range).
- Capital return programme: Active share repurchases ($1.6 billion returned to shareholders in 2025) but subject to modification around major M&A integration.
- Dividend policy: $0.40 per share quarterly dividend, yielding approximately 3-4% depending on the prevailing share price.

## Cash Flow Characteristics

- Free Cash Flow to Equity (FCFE): The primary valuation metric for banks, calculated as Net Income less the increase in required regulatory capital.
- Working capital: Not applicable for a financial institution.
- Non-cash items: Provision for credit losses (added back to operating cash flow), depreciation, and amortisation of intangibles.
- Cash tax rate: Typically aligns closely with the statutory rate of 21%, adjusted downward for tax-exempt income from municipal securities.

## Sheet Structure

1. **Assumptions**: Macroeconomic inputs, interest rate curves, loan growth rates, deposit betas, and Comerica acquisition parameters.
2. **Pro-Forma M&A**: Comerica standalone financials, purchase accounting adjustments, share issuance calculation, and cost synergy phase-in.
3. **Average Balance Sheet**: Average balances for interest-earning assets and interest-bearing liabilities, with associated yields and costs.
4. **Income Statement**: Net Interest Income (FTE basis), Noninterest Income by segment, Noninterest Expense, Provision for Credit Losses, and Net Income.
5. **Period-End Balance Sheet**: Gross loans, allowance for credit losses, investment securities, deposits, debt, and equity (including AOCI).
6. **Credit & Asset Quality**: Non-performing loans, net charge-offs, and the allowance for credit losses roll-forward.
7. **Capital & Returns**: Risk-Weighted Assets (RWA), CET1 capital, Tier 1 capital, dividend payout, and Return on Tangible Common Equity (ROTCE).
8. **Valuation**: Dividend Discount Model (DDM) projecting Free Cash Flow to Equity and terminal value based on a Price/Tangible Book multiple.

## Key Financial Relationships

1. "Net Interest Income = (Average Interest-Earning Assets x Asset Yield) - (Average Interest-Bearing Liabilities x Cost of Funds)"
2. "Provision for Credit Losses = Net Charge-Offs + Change in Allowance for Credit Losses"
3. "Allowance for Credit Losses (End of Period) = Allowance (Beginning of Period) + Provision for Credit Losses - Net Charge-Offs"
4. "Efficiency Ratio = Noninterest Expense / (Net Interest Income + Noninterest Income)"
5. "Common Equity Tier 1 (CET1) Ratio = CET1 Capital / Risk-Weighted Assets"
6. "Tangible Book Value = Total Equity - Preferred Stock - Goodwill - Intangible Assets"
7. "Return on Tangible Common Equity (ROTCE) = (Net Income - Preferred Dividends) / Average Tangible Common Equity"
8. "Pro-Forma Shares Outstanding = Fifth Third Base Shares + (Comerica Shares x 1.8663)"
9. "Wealth and Asset Management Revenue = Assets Under Management x Average Fee Rate"
10. "Free Cash Flow to Equity = Net Income - (Target CET1 Ratio x Change in Risk-Weighted Assets)"

## Cross-Sheet Dependencies

- The **Assumptions** sheet dictates the yields and growth rates feeding the **Average Balance Sheet**.
- The **Average Balance Sheet** calculates Net Interest Income, which feeds the **Income Statement**.
- The **Pro-Forma M&A** sheet injects acquired balances into the **Period-End Balance Sheet** and acquired earnings into the **Income Statement** starting in Q1 2026.
- The **Credit & Asset Quality** sheet calculates the Provision for Credit Losses, which reduces Net Income on the **Income Statement** and increases the Allowance on the **Period-End Balance Sheet**.
- Net Income from the **Income Statement** flows into Retained Earnings on the **Period-End Balance Sheet** and drives capital generation on the **Capital & Returns** sheet.
- Circularity risk: Dividends depend on Net Income, but share repurchases reduce equity, which changes the required capital build, which in turn alters the allowable share repurchases.

## Sign Convention

- Assets, Liabilities, and Equity balances are entered as positive numbers.
- Interest Income and Noninterest Income are positive.
- Interest Expense, Noninterest Expense, and Provision for Credit Losses are entered as positive numbers in their respective build schedules, but subtracted in the Income Statement totals.
- Net Charge-Offs are entered as positive numbers.
- Dividends and Share Repurchases are entered as positive numbers but subtracted from Equity.

## Things Most Likely to Go Wrong

- Failing to adjust Net Interest Income from a Fully Taxable Equivalent (FTE) basis to a GAAP basis, which overstates actual cash revenue.
- Mishandling the Comerica acquisition close date (February 1, 2026), requiring a one-month stub period adjustment for Q1 2026 pro-forma results.
- Ignoring the accretion of the interest rate mark on Comerica's acquired loan and securities portfolios, which will artificially boost Net Interest Margin post-close.
- Calculating the Provision for Credit Losses solely as Net Charge-Offs, ignoring the required Day 1 CECL reserve build for acquired non-Purchase Credit Deteriorated (non-PCD) loans.
- Overlooking the AOCI impact on Tangible Book Value; unrealised losses on Available-for-Sale securities must be tracked separately from Retained Earnings.
- Double-counting cost synergies; the model must phase in the $850 million run-rate synergies over time (e.g., 37.5% realised in 2026).
- Miscalculating the share count dilution from the 1.8663 exchange ratio, which drastically alters EPS accretion/dilution metrics.
- Forgetting to deduct preferred stock dividends when calculating Net Income Available to Common Shareholders.

## Validation Checks

- "Balance sheet must balance: Total Assets = Total Liabilities + Total Equity in every period."
- "Efficiency Ratio must remain between 52% and 58%; flag if it falls outside this historical band."
- "CET1 Ratio must remain above the regulatory minimum plus management buffer (typically >9.5%)."
- "Net Charge-Off Ratio should normalise between 0.30% and 0.50% of average loans."
- "Pro-Forma Shares Outstanding must exactly equal standalone Fifth Third shares plus 1.8663 times standalone Comerica shares."
- "Loan-to-Deposit Ratio should remain between 70% and 80% (reported at 72% in Q4 2025)."
- "Adjusted Return on Assets (ROA) should track between 1.20% and 1.50%."
- "Dividend payout ratio should remain between 35% and 45% of Net Income."

## Key Assumptions (Default Values)

| Assumption | Default Value | Unit | Rationale |
|---|---|---|---|
| Standalone Loan Growth | 4.5 | % | Based on recent 5% YoY growth and mid-single-digit guidance |
| Standalone Deposit Growth | 3.0 | % | Based on recent 4% YoY demand deposit growth |
| Net Interest Margin (NIM) | 3.15 | % | Q4 2025 baseline, pre-acquisition |
| Post-M&A NIM Uplift | 15 | bps | Management guidance for Comerica transaction accretion |
| Net Charge-Off Ratio | 0.40 | % | Actual Q4 2025 reported rate |
| Efficiency Ratio | 54.3 | % | Actual Q4 2025 adjusted efficiency ratio |
| Comerica Exchange Ratio | 1.8663 | x | Fixed exchange ratio from the definitive merger agreement |
| M&A Cost Synergies | 850 | $ Millions | Management guidance for total annualised run-rate synergies |
| 2026 Synergy Realisation | 37.5 | % | Management guidance for Year 1 synergy phase-in |
| Effective Tax Rate | 22.0 | % | Historical average statutory rate less tax-exempt municipal income |
| Quarterly Dividend | 0.40 | $ / Share | Current declared dividend rate |
| Target CET1 Ratio | 10.5 | % | Management target to maintain strong capital buffers |
| Cost of Equity (Ke) | 10.0 | % | Standard assumption for regional bank valuation |
| Terminal P/TBV Multiple | 1.8 | x | Long-term historical average for high-performing regional banks |

## Data Sources & Benchmarks

- SEC EDGAR for Fifth Third Bancorp (FITB) 10-K and 10-Q filings.
- Fifth Third Investor Relations website for Q4 2025 Earnings Release and Comerica Merger Presentation.
- Key peers for benchmarking: KeyCorp (KEY), Huntington Bancshares (HBAN), Regions Financial (RF), and Citizens Financial Group (CFG).
- Federal Reserve H.8 Data for macro-level commercial bank asset and liability growth trends.
- S&P Global Market Intelligence or FactSet for consensus EPS estimates and peer NIM comparisons.

## Sources

- Fifth Third Bancorp Q4 2025 Earnings Release (January 20, 2026)
- Fifth Third Bancorp 2024 Form 10-K
- Fifth Third Bancorp / Comerica Merger Announcement Presentation
- Simply Wall St Financial Health Metrics for FITB
- AlphaSense Q4 2025 Earnings Analysis

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## Frequently asked questions

### What does Fifth Third Bancorp do?

Fifth Third Bancorp is a diversified financial services company and regional bank operating in the US Midwest and Southeast. It generates revenue through traditional commercial banking activities, including spread-based net interest income and fee-based noninterest income across Commercial Banking, Consumer and Small Business Banking, and Wealth and Asset Management segments.

### How does Fifth Third Bancorp generate revenue?

Fifth Third Bancorp generates revenue primarily through Net Interest Income, driven by average interest-earning assets and Net Interest Margin, and various forms of noninterest income. Key drivers include commercial loan growth, corporate deal flow, Assets Under Management (AUM), and card interchange fees.

### What are Fifth Third Bancorp's capital expenditure priorities?

Fifth Third Bancorp's capital expenditure is typically minimal, focused on branch network expansion in the Southeast and capitalized software. However, the company recently shifted to transformational M&A with the all-stock acquisition of Comerica, which will involve significant integration costs in 2026.

### What is the purpose of the Fifth Third Bancorp financial model?

The Fifth Third Bancorp financial model evaluates the pro-forma equity valuation and EPS accretion following the transformational acquisition of Comerica. Its primary purpose is to help determine whether an equity analyst should recommend a buy or sell rating for the company's stock.

### Can I download an Excel financial model for Fifth Third Bancorp?

Yes, an Excel financial model for Fifth Third Bancorp is available for download. This model forecasts financial performance from FY2026 to FY2030 and incorporates key assumptions like revenue growth and operating expenses.

### What is the impact of the Comerica acquisition on Fifth Third Bancorp?

The transformational all-stock acquisition of Comerica, valued at approximately $10.9 billion and closing in February 2026, will significantly expand Fifth Third Bancorp's commercial lending footprint and total assets. This acquisition is expected to lead to significant one-time merger and restructuring charges in 2026 as synergies are realized.

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