Bank of Sun Prairie: Regulatory Capital
Data as of · Call Report Schedule RC-R How we update
The regulatory capital stack and the risk-weighted assets it is measured against. A bank is well capitalized at 6.5% CET1, 8% Tier 1 and 10% total risk-based capital; the conservation buffer effectively lifts CET1 to 7%.
Common stock surplus climbed 72.9% in Q2 2026, from $23.0M to $39.8M. It was the largest change from Q1 2026 among the key lines here. Bank of Sun Prairie ranks 40th of 85 Wisconsin banks on CET1 ratio, in the upper half at 13.27% (Q2 2026). Bank of Sun Prairie reported 13.27% on CET1 ratio for Q2 2026, 1.80 points below the 15.07% median for banks in the $100M-1B asset tier.
Risk-based capital ratios
| Line item | Q2 2026 |
|---|---|
| Common equity Tier 1 ratio | 13.27% |
| Tier 1 risk-based capital ratio | 13.27% |
| Total risk-based capital ratio | 14.52% |
| Tier 1 leverage ratio | 9.99% |
The leverage ratio is measured against average total assets, not risk-weighted assets, so it will normally sit well below the risk-based ratios. Equal values would indicate a reporting error.
Capital amounts
| Line item | Q2 2026 |
|---|---|
| Common equity Tier 1 capital | $83.7M |
| Tier 1 capital | $83.7M |
| Total risk-based capital | $91.6M |
| Total equity capital | $84.4M |
| Risk-weighted assets | $631.0M |
Capital adequacy
| Line item | Q2 2026 |
|---|---|
| Equity capital to total assets | 10.03% |
| Tangible equity to tangible assets | 9.48% |
| Equity capital to average assets | 10.01% |
| Internal capital growth rate | 6.30% |
Capital structure
| Line item | Q2 2026 |
|---|---|
| Common stock | $12.2M |
| Common stock surplus | $39.8M |
| Retained earnings | $36.8M |
| Preferred stock and surplus | $0 |
| Accumulated other comprehensive income | -$4.4M |
| Subordinated notes and debentures | $0 |
Regulatory Capital trend
Last 12 quarters as filed. Every value plotted here also appears in the tables above.
Regulatory Capital by quarter
| Quarter | CET1 | Tier 1 RBC | Total RBC | Tier 1 leverage | Risk-weighted assets |
|---|---|---|---|---|---|
| Q3 2023 | 9.62% | 9.62% | 10.87% | 8.92% | $667.5M |
| Q4 2023 | 10.06% | 10.06% | 11.31% | 9.19% | $674.9M |
| Q1 2024 | 11.40% | 11.40% | 12.65% | 10.25% | $663.9M |
| Q2 2024 | 11.27% | 11.27% | 12.50% | 10.21% | $674.0M |
| Q3 2024 | 11.30% | 11.30% | 12.54% | 10.00% | $672.0M |
| Q4 2024 | 12.15% | 12.15% | 13.37% | 9.94% | $627.4M |
| Q1 2025 | 12.44% | 12.44% | 13.69% | 10.06% | $612.8M |
| Q2 2025 | 12.49% | 12.49% | 13.74% | 10.35% | $613.0M |
| Q3 2025 | 12.49% | 12.49% | 13.74% | 10.52% | $617.3M |
| Q4 2025 | 11.75% | 11.75% | 13.00% | 9.39% | $600.6M |
| Q1 2026 | 11.64% | 11.64% | 12.89% | 9.35% | $607.3M |
| Q2 2026 | 13.27% | 13.27% | 14.52% | 9.99% | $631.0M |
Bank of Sun Prairie regulatory capital, all the way back
Regulatory Capital back to 2001 · peer percentiles on every line item · Excel export
Unlock Bank of Sun Prairie, freeSource: Call Report Schedule RC-R, as filed with the FFIEC and standardized by BankRegReports. Dollar amounts are as reported, point-in-time; income statement items are year-to-date through the report date. See the full Bank of Sun Prairie profile, peer group comparison, or how this data updates.
Regulator records: FDIC BankFind (cert 13565) · FFIEC NIC profile (RSSD 124344)