1st Financial Bank USA: Yields and Funding Costs
Data as of · Call Report Schedules RI and RC-K How we update
What the bank earns on its assets, what it pays for its funding, and the spread between them. Net interest margin is the output of the two: it is the engine of earnings for almost every commercial bank.
The largest change between Q1 2026 and Q2 2026 was in Net interest margin, which fell 0.14 percentage points to 9.23%. As of Q2 2026, 1st Financial Bank USA ranks first in South Dakota on net interest margin among 56 banks, at 9.23%. 1st Financial Bank USA's net interest margin of 9.23% is well above the 3.71% median for banks in the $1B-10B asset tier, a gap of 5.52 points (Q2 2026).
Asset yields
| Line item | Q2 2026 |
|---|---|
| Yield on earning assets | 12.95% |
| Yield on loans | 14.95% |
| Yield on securities | 3.64% |
Funding costs
| Line item | Q2 2026 |
|---|---|
| Cost of funds | 4.01% |
| Cost of interest-bearing deposits | 3.89% |
| Cost of interest-bearing liabilities | 4.06% |
| Cost of borrowings | 7.84% |
Spread and margin
| Line item | Q2 2026 |
|---|---|
| Net interest margin | 9.23% |
| Yield to cost spread | 8.89% |
Interest income and expense
| Line item | Q2 2026 |
|---|---|
| Interest income on loans | $29.7M |
| Total interest expense | $11.0M |
| Interest expense on deposits | $10.1M |
Yields and Funding Costs trend
Last 12 quarters as filed. Every value plotted here also appears in the tables above.
Yields and Funding Costs by quarter
| Quarter | Yield on earning assets | Cost of funds | Net interest margin | Loans | Securities |
|---|---|---|---|---|---|
| Q3 2023 | 14.41% | 3.83% | 11.20% | 16.12% | 0.23% |
| Q4 2023 | 14.60% | 4.15% | 10.86% | 16.32% | 2.32% |
| Q1 2024 | 14.19% | 4.12% | 10.49% | 15.89% | 3.99% |
| Q2 2024 | 14.19% | 4.25% | 10.33% | 15.90% | 4.00% |
| Q3 2024 | 14.37% | 4.41% | 10.27% | 16.19% | 4.10% |
| Q4 2024 | 14.27% | 4.34% | 10.25% | 16.18% | 4.28% |
| Q1 2025 | 13.72% | 4.22% | 9.87% | 15.83% | 4.28% |
| Q2 2025 | 13.90% | 4.23% | 10.00% | 15.70% | 4.29% |
| Q3 2025 | 13.88% | 4.36% | 9.84% | 15.70% | 4.13% |
| Q4 2025 | 13.28% | 4.17% | 9.42% | 15.22% | 3.56% |
| Q1 2026 | 13.13% | 4.06% | 9.37% | 14.99% | 3.64% |
| Q2 2026 | 12.95% | 4.01% | 9.23% | 14.95% | 3.64% |
1st Financial Bank USA yields and funding costs, all the way back
Yields and Funding Costs back to 2001 · peer percentiles on every line item · Excel export
Unlock 1st Financial Bank USA, freeSource: Call Report Schedules RI and RC-K, 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 1st Financial Bank USA profile, peer group comparison, or how this data updates.
Regulator records: FDIC BankFind (cert 1673) · FFIEC NIC profile (RSSD 526452)