Northeast Security Bank
Sumner, Iowa, Bremer County
$462M in total assets, the 1,907th largest of 4,309 US banks and 71st of 227 headquartered in Iowa.
- FDIC certificate
- 18384
- Established
- 1888
- Owned by
- Independence Bancshares Inc
- Primary regulator
- FDIC
- Website
- www.bankNSB.com
At a glance
Compared with 166 banks headquartered in Iowa with $100 million to $1 billion in assets, as of June 30, 2026.
| Measure | This bank | Percentile | Peer range, middle 90% | Peer median |
|---|---|---|---|---|
| Total assets | $462M | 74% | $277M | |
| Loans | $272M | 68% | $192M | |
| Deposits | $379M | 75% | $234M | |
| Return on assets | 1.21% | 39% | 1.34% | |
| Net interest margin | 3.20% | 22% | 3.65% | |
| Efficiency ratio | 52.3% | 34% | 55.8% | |
| Equity to assets | 11.05% | 58% | 10.55% | |
| Loans to deposits | 72% | 30% | 83% |
Growth
Total assets grew 0.9% a year over the last 5 years and 12.7% a year over 10 years, including 2 acquisitions in the last 10 years.
Acquisitions
| Closed | Acquired bank | Assets at acquisition |
|---|---|---|
| Mar 2021 | First State Bank Sumner, IA | $103M |
| Mar 2018 | Security State Bank Independence, IA, an affiliate under the same holding company | $112M |
| Apr 2008 | Fairbank State Bank Fairbank, IA, an affiliate under the same holding company | $30M |
Where they operate
7 branches in 6 counties.
Largest markets by deposits
| County | Deposits | Market share | Rank |
|---|---|---|---|
| Buchanan County, IA | $133M | 18.4% | 3 of 6 |
| Bremer County, IA | $129M | 12.6% | 3 of 8 |
| Tama County, IA | $32M | 7.7% | 5 of 8 |
| Fayette County, IA | $31M | 5.3% | 8 of 8 |
| Winneshiek County, IA | $29M | 2.3% | 9 of 9 |
| Chickasaw County, IA | $26M | 3.4% | 8 of 8 |
Deposits by branch from the FDIC Summary of Deposits, June 2026. Rank among all banks with branches in that county.
Branch history since 2016
Net gain of 3 branches since 2016 (4 to 7, +75.0%). 1 opened, 5 acquired, 3 closed or sold.
| Period | What happened | Opened or acquired | Closed or sold | Net change | Branches at end |
|---|---|---|---|---|---|
| Start of 2016 | Starting point | 4 | |||
| 2018 | Acquired Security State Bank | 3 | 0 | +3 | 7 |
| 2021 | Acquired First State BankOpened Sumner, closed Sumner and Urbana | 3 | 2 | +1 | 8 |
| 2023 | Closed Sumner | 0 | 1 | −1 | 7 |
Balance sheet and earnings
Loans by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Farmland | 28% | 21% | |
| 1-4 family residential | 24% | 22% | |
| Agricultural | 20% | 16% | |
| Business (C&I) | 11% | 13% | |
| Commercial real estate | 10% | 17% | |
| Multifamily | 3% | 3% | |
| Consumer | 0% | 2% | |
| Construction and land | 0% | 4% | |
| Other | 4% | 1% |
Deposits by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Other interest-bearing | 53% | 49% | |
| Time deposits | 25% | 33% | |
| Noninterest-bearing | 22% | 18% |
Brokered deposits are 0.0% of deposits (peers 3.1%).
Return on assets
Trailing four quarters, with the peer median.
Credit and capital
| This bank | Peer median | |
|---|---|---|
| Noncurrent loans | 0.00% | 0.47% |
| Net charge-offs, annualized | 0.25% | 0.00% |
| Reserves to loans | 1.47% | 1.22% |
| Leverage ratio | 10.77% | 10.95% |
Noncurrent loans exclude government-guaranteed portions.
Related banks
Similar size in Iowa
Largest competitors in Buchanan County, IA
Figures as of June 30, 2026 from the bank's Call Report, FDIC structure and branch data, and the Federal Reserve. Short link: bankingstats.com/northeast-security