The Security State 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.
The largest change between Q1 2026 and Q2 2026 was in Net interest margin, which fell 0.13 percentage points to 4.28%. The Security State Bank ranks 19th of 56 South Dakota banks on net interest margin, in the upper half at 4.28% (Q2 2026). The Security State Bank reported 4.28% on net interest margin for Q2 2026, 0.40 points above the 3.89% median for banks in the < $100M asset tier.
Asset yields
| Line item | Q2 2026 |
|---|---|
| Yield on earning assets | 5.21% |
| Yield on loans | 8.19% |
| Yield on securities | 4.13% |
Funding costs
| Line item | Q2 2026 |
|---|---|
| Cost of funds | 1.13% |
| Cost of interest-bearing deposits | 1.62% |
| Cost of interest-bearing liabilities | 1.62% |
| Cost of borrowings | — |
Spread and margin
| Line item | Q2 2026 |
|---|---|
| Net interest margin | 4.28% |
| Yield to cost spread | 3.59% |
Interest income and expense
| Line item | Q2 2026 |
|---|---|
| Interest income on loans | $372K |
| Total interest expense | $143K |
| Interest expense on deposits | $143K |
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 | 4.57% | 0.73% | 3.93% | 8.01% | 2.13% |
| Q4 2023 | 4.84% | 0.83% | 4.12% | 8.15% | 2.43% |
| Q1 2024 | 4.74% | 1.02% | 3.85% | 8.75% | 2.22% |
| Q2 2024 | 5.42% | 1.16% | 4.42% | 8.25% | 3.09% |
| Q3 2024 | 5.80% | 0.99% | 4.76% | 8.78% | 3.12% |
| Q4 2024 | 5.70% | 1.14% | 4.73% | 8.62% | 3.81% |
| Q1 2025 | 5.64% | 1.11% | 4.68% | 8.39% | 4.30% |
| Q2 2025 | 5.64% | 1.14% | 4.67% | 8.28% | 4.15% |
| Q3 2025 | 5.72% | 1.12% | 4.76% | 8.61% | 4.26% |
| Q4 2025 | 5.58% | 1.14% | 4.63% | 8.39% | 4.30% |
| Q1 2026 | 5.33% | 1.11% | 4.41% | 8.04% | 4.14% |
| Q2 2026 | 5.21% | 1.13% | 4.28% | 8.19% | 4.13% |
The Security State 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 The Security State 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 The Security State Bank profile, peer group comparison, or how this data updates.
Regulator records: FDIC BankFind (cert 15749) · FFIEC NIC profile (RSSD 285553)