Mercantile Bank: Capital Ratios and Amounts
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Data as of · Call Report Schedule RC-R How we update
Mercantile Bank reported all 19 line items on this page on its Q3 2026 filing. Common equity Tier 1 ratio was 12.42% in Q3 2026, down 0.75 percentage points from 13.17% in Q3 2025. Across the 12 quarters shown it ranged from 12.42% (Q3 2026) to 13.17% (Q3 2025).
What the capital ratios and amounts page covers and where each line comes from.
Open the full regulatory capital analysis: each ratio's numerator and denominator, the capital stack by quarter, risk-weighted assets by exposure category, and peers.
Equity capital to total assets dropped 0.82 percentage points in Q3 2026, from 11.72% to 10.90%. It was the largest change from Q2 2026 among the key lines here. Within Michigan, Mercantile Bank is 27th of 41 on CET1 ratio, 12.42% as of Q3 2026. Mercantile Bank reported 12.42% on CET1 ratio for Q3 2026, 1.18 points below the 13.60% median for banks in the $1B-10B asset tier.
Risk-based capital ratios
| Line item | Q3 2026 |
|---|---|
| Common equity Tier 1 ratio | 12.42% |
| Tier 1 risk-based capital ratio | 12.42% |
| Total risk-based capital ratio | 13.38% |
| Tier 1 leverage ratio | 11.56% |
The leverage ratio is measured against average total assets, not risk-weighted assets, so it normally sits well below the risk-based ratios.
Source: Call Report Schedule RC-R; Common equity Tier 1 ratio: Call Report Schedule RC-R, Part I (RCOAP793); Tier 1 risk-based capital ratio: Call Report Schedule RC-R, Part I (RCOA7206); Total risk-based capital ratio: Call Report Schedule RC-R, Part I (RCOA7205); Tier 1 leverage ratio: Call Report Schedule RC-R, Part I (RCOA7204). Open the filed call report for Q3 2026 on the FFIEC CDR.
Capital amounts
| Line item | Q3 2026 |
|---|---|
| Common equity Tier 1 capital | $735.1M |
| Tier 1 capital | $735.1M |
| Total risk-based capital | $791.8M |
| Total equity capital | $711.6M |
| Risk-weighted assets | $5.92B |
Source: Call Report Schedule RC-R; Total equity capital: Call Report Schedule RC, item 27.a (RCON3210). Open the filed call report for Q3 2026 on the FFIEC CDR.
Capital adequacy
| Line item | Q3 2026 |
|---|---|
| Equity capital to total assets | 10.90% |
| Tangible equity to tangible assets | 10.46% |
| Equity capital to average assets | 11.13% |
| Internal capital growth rate | 3.26% |
Source: Call Report Schedule RC-R. Open the filed call report for Q3 2026 on the FFIEC CDR.
Capital structure
| Line item | Q3 2026 |
|---|---|
| Common stock | $1.3M |
| Common stock surplus | $404.3M |
| Retained earnings | $361.7M |
| Preferred stock and surplus | $0 |
| Accumulated other comprehensive income | -$55.8M |
| Subordinated notes and debentures | $0 |
Source: Call Report Schedule RC-R. Open the filed call report for Q3 2026 on the FFIEC CDR.
Capital Ratios and Amounts by quarter
| Quarter | CET1 | Tier 1 RBC | Total RBC | Tier 1 leverage | Risk-weighted assets |
|---|---|---|---|---|---|
| Q4 2023 | 12.43% | 12.43% | 13.42% | 12.23% | $5.18B |
| Q1 2024 | 12.78% | 12.78% | 13.79% | 12.28% | $5.17B |
| Q2 2024 | 12.80% | 12.80% | 13.86% | 12.22% | $5.27B |
| Q3 2024 | 12.82% | 12.82% | 13.89% | 11.99% | $5.38B |
| Q4 2024 | 12.92% | 12.92% | 13.94% | 11.86% | $5.45B |
| Q1 2025 | 12.94% | 12.94% | 13.99% | 11.79% | $5.45B |
| Q2 2025 | 12.82% | 12.82% | 13.88% | 11.98% | $5.61B |
| Q3 2025 | 13.17% | 13.17% | 14.25% | 11.75% | $5.56B |
| Q4 2025 | 12.77% | 12.77% | 13.80% | 11.54% | $5.62B |
| Q1 2026 | 12.78% | 12.78% | 13.79% | 11.57% | $5.65B |
| Q2 2026 | 12.59% | 12.59% | 13.54% | 11.61% | $5.79B |
| Q3 2026 | 12.42% | 12.42% | 13.38% | 11.56% | $5.92B |
Mercantile Bank capital ratios and amounts, quarter by quarter
Capital Ratios and Amounts since Q3 2021 · peer percentiles on every line item · watchlist alerts
Unlock this bank, freeSource: Call Report Schedule RC-R, Q3 2026. How these pages are built. See the full Mercantile Bank profile, peer group comparison, or how this data updates.
Regulator records: FDIC BankFind (cert 34598) · FFIEC NIC profile (RSSD 2608754)