Grinnell 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 rose 0.34 percentage points to 3.65%. Grinnell State Bank ranks 118th of 225 Iowa banks on net interest margin, in the lower half at 3.65% (Q2 2026). The median for banks in the $100M-1B asset tier is 3.95% on net interest margin. Grinnell State Bank sits 0.30 points lower, at 3.65% (Q2 2026).
Asset yields
| Line item | Q2 2026 |
|---|---|
| Yield on earning assets | 5.80% |
| Yield on loans | 6.89% |
| Yield on securities | 1.96% |
Funding costs
| Line item | Q2 2026 |
|---|---|
| Cost of funds | 2.37% |
| Cost of interest-bearing deposits | 2.49% |
| Cost of interest-bearing liabilities | 2.92% |
| Cost of borrowings | 4.01% |
Spread and margin
| Line item | Q2 2026 |
|---|---|
| Net interest margin | 3.65% |
| Yield to cost spread | 2.88% |
Interest income and expense
| Line item | Q2 2026 |
|---|---|
| Interest income on loans | $6.4M |
| Total interest expense | $2.7M |
| Interest expense on deposits | $1.7M |
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 | 4.39% | 2.01% | 2.58% | 5.28% | 1.83% |
| Q4 2023 | 4.60% | 2.32% | 2.49% | 5.55% | 2.02% |
| Q1 2024 | 4.63% | 2.49% | 2.35% | 5.54% | 2.06% |
| Q2 2024 | 4.84% | 2.49% | 2.57% | 5.86% | 1.79% |
| Q3 2024 | 5.13% | 2.72% | 2.65% | 6.17% | 1.73% |
| Q4 2024 | 5.22% | 2.71% | 2.77% | 6.18% | 1.93% |
| Q1 2025 | 5.36% | 2.52% | 3.07% | 6.30% | 2.07% |
| Q2 2025 | 5.48% | 2.57% | 3.14% | 6.48% | 1.96% |
| Q3 2025 | 5.74% | 2.60% | 3.38% | 6.87% | 1.83% |
| Q4 2025 | 5.80% | 2.59% | 3.45% | 6.93% | 2.01% |
| Q1 2026 | 5.50% | 2.41% | 3.31% | 6.56% | 2.05% |
| Q2 2026 | 5.80% | 2.37% | 3.65% | 6.89% | 1.96% |
Grinnell 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 Grinnell 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 Grinnell State Bank profile, peer group comparison, or how this data updates.
Regulator records: FDIC BankFind (cert 11347) · FFIEC NIC profile (RSSD 783246)