Southern First Bank: 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.
Compared with Q1 2026, Total interest expense rose 6.0% in Q2 2026 to $25.4M, the biggest move on this page. Southern First Bank ranks 39th of 44 South Carolina banks on net interest margin, in the lower half at 2.91% (Q2 2026). The median for banks in the $1B-10B asset tier is 3.71% on net interest margin. Southern First Bank sits 0.80 points lower, at 2.91% (Q2 2026).
Asset yields
| Line item | Q2 2026 |
|---|---|
| Yield on earning assets | 5.15% |
| Yield on loans | 5.34% |
| Yield on securities | 3.44% |
Funding costs
| Line item | Q2 2026 |
|---|---|
| Cost of funds | 2.40% |
| Cost of interest-bearing deposits | 2.95% |
| Cost of interest-bearing liabilities | 3.01% |
| Cost of borrowings | 3.75% |
Spread and margin
| Line item | Q2 2026 |
|---|---|
| Net interest margin | 2.91% |
| Yield to cost spread | 2.14% |
Interest income and expense
| Line item | Q2 2026 |
|---|---|
| Interest income on loans | $53.1M |
| Total interest expense | $25.4M |
| Interest expense on deposits | $23.1M |
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 | 4.87% | 2.99% | 2.05% | 4.90% | 3.42% |
| Q4 2023 | 4.96% | 3.16% | 1.98% | 4.76% | 3.49% |
| Q1 2024 | 5.01% | 3.17% | 1.99% | 4.95% | 3.39% |
| Q2 2024 | 5.08% | 3.23% | 2.02% | 5.01% | 3.32% |
| Q3 2024 | 5.20% | 3.23% | 2.15% | 5.12% | 3.29% |
| Q4 2024 | 5.14% | 3.00% | 2.31% | 5.54% | 3.39% |
| Q1 2025 | 5.05% | 2.77% | 2.43% | 5.13% | 3.25% |
| Q2 2025 | 5.17% | 2.76% | 2.55% | 5.27% | 3.16% |
| Q3 2025 | 5.35% | 2.74% | 2.73% | 5.40% | 3.16% |
| Q4 2025 | 5.21% | 2.60% | 2.79% | 5.34% | 3.04% |
| Q1 2026 | 5.14% | 2.40% | 2.89% | 5.27% | 3.48% |
| Q2 2026 | 5.15% | 2.40% | 2.91% | 5.34% | 3.44% |
Southern First Bank yields and funding costs, all the way back
Yields and Funding Costs back to 2001 · peer percentiles on every line item · Excel export
Unlock Southern First Bank, 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 Southern First Bank profile, peer group comparison, or how this data updates.
Regulator records: FDIC BankFind (cert 35295) · FFIEC NIC profile (RSSD 2849801)