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The Security National Bank of Sioux City, Iowa: Deposit Base

Data as of · Call Report Schedules RC-E and RC-O How we update

How the bank is funded. Core deposits are the stable, mostly-insured relationship money; brokered and uninsured balances are the fastest to leave. The 2023 regional bank failures were runs on uninsured deposits, which is why that share now gets read first.

Loans and leases to core deposits climbed 7.79 percentage points in Q2 2026, from 92.49% to 100.28%. It was the largest change from Q1 2026 among the key lines here. Among 225 Iowa banks, The Security National Bank of Sioux City, Iowa sits 17th from the top on total deposits, $1.31B as of Q2 2026. The median for banks in the $1B-10B asset tier is $1.67B on total deposits. The Security National Bank of Sioux City, Iowa sits 21% lower, at $1.31B (Q2 2026).

Deposit totals

Deposit totals for The Security National Bank of Sioux City, Iowa, Q2 2026
Line item Q2 2026
Total deposits $1.31B
Domestic office deposits $1.31B
Foreign office deposits —
Deposits to total assets 77.61%
Deposits to total liabilities 88.53%

Deposit composition

Deposit composition for The Security National Bank of Sioux City, Iowa, Q2 2026
Line item Q2 2026
Demand deposits $621.7M
Savings deposits $93.1M
Transaction accounts to domestic deposits 47.40%
Time deposits $24K
Time deposits under $100k $108.1M
Time deposits $100k to $250k $100.5M
Time deposits over $250k $106.0M
Noninterest-bearing share of deposits 29.06%

Stability of funding

Stability of funding for The Security National Bank of Sioux City, Iowa, Q2 2026
Line item Q2 2026
Core deposits $1.21B
Core deposits to total deposits 91.92%
Insured deposits $823.0M
Uninsured deposits $488.8M
Uninsured deposits to total deposits 37.26%
Brokered deposits $0
Brokered deposits to total deposits 0.00%

Cost of deposits

Cost of deposits for The Security National Bank of Sioux City, Iowa, Q2 2026
Line item Q2 2026
Cost of interest-bearing deposits 2.08%
Interest expense on deposits $5.0M
Loans and leases to core deposits 100.28%

Deposit Base trend

Last 12 quarters as filed. Every value plotted here also appears in the tables above.

Total deposits
Core, uninsured and brokered shares
Cost of interest-bearing deposits

Deposit Base by quarter

Values plotted above, The Security National Bank of Sioux City, Iowa, oldest first
Quarter Total depositsCore depositsUninsured depositsBrokered depositsCost of interest-bearing deposits
Q3 2023 $901.0M 96.95% 34.59% 0.00% 1.35%
Q4 2023 $1.19B 94.74% 37.80% 0.09% 2.98%
Q1 2024 $1.23B 94.72% 39.20% 0.00% 1.94%
Q2 2024 $1.18B 94.29% 36.95% 0.00% 2.13%
Q3 2024 $1.20B 93.68% 38.12% 0.00% 2.23%
Q4 2024 $1.20B 93.50% 36.47% 0.00% 2.33%
Q1 2025 $1.33B 93.77% 38.23% 0.00% 2.25%
Q2 2025 $1.29B 93.48% 36.93% 0.00% 2.23%
Q3 2025 $1.34B 93.53% 39.19% 0.00% 2.22%
Q4 2025 $1.33B 93.26% 36.96% 0.00% 2.25%
Q1 2026 $1.38B 93.18% 39.27% 0.00% 2.03%
Q2 2026 $1.31B 91.92% 37.26% 0.00% 2.08%

The Security National Bank of Sioux City, Iowa deposit base, all the way back

Deposit Base back to 2001 · peer percentiles on every line item · Excel export

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Source: Call Report Schedules RC-E and RC-O, 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 National Bank of Sioux City, Iowa profile, peer group comparison, or how this data updates.

Regulator records: FDIC BankFind (cert 4506) · FFIEC NIC profile (RSSD 418249)