Security First Bank
Lincoln, Nebraska, Lancaster County
$2.3B in total assets, the 550th largest of 4,309 US banks and 5th of 139 headquartered in Nebraska.
- FDIC certificate
- 5415
- Established
- 1924
- Owned by
- Stockmens Financial Corp
- Primary regulator
- FDIC
At a glance
Compared with 20 banks headquartered in Nebraska with $1 billion to $10 billion in assets, as of June 30, 2026.
| Measure | This bank | Percentile | Peer range, middle 90% | Peer median |
|---|---|---|---|---|
| Total assets | $2.3B | 85% | $1.2B | |
| Loans | $1.6B | 85% | $915M | |
| Deposits | $2.0B | 80% | $1.1B | |
| Return on assets | 0.90% | 20% | 1.24% | |
| Net interest margin | 3.42% | 45% | 3.48% | |
| Efficiency ratio | 67.6% | 80% | 60.8% | |
| Equity to assets | 9.35% | 25% | 9.98% | |
| Loans to deposits | 78% | 10% | 90% |
Growth
Total assets grew 10.9% a year over the last 5 years and 9.7% a year over 10 years, without acquisitions.
Acquisitions
| Closed | Acquired bank | Assets at acquisition |
|---|---|---|
| Feb 2010 | The First National Bank of Valentine Valentine, NE | $98M |
| Sep 2008 | The First National Bank & Trust Company of Beatrice Beatrice, NE | $170M |
| Oct 1999 | Stockmens National Bank Rushville, NE, an affiliate under the same holding company | $118M |
| Jan 1999 | The Martell State Bank Martell, NE | $45M |
| Apr 1998 | The Home Bank Elwood, NE | $10M |
| Jan 1997 | Nebraska State Bank Cozad, NE, an affiliate under the same holding company | $34M |
| Sep 1993 | Crawford State Bank Crawford, NE | $16M |
| Apr 1988 | The Security State Bank Holbrook, NE | $10M |
| Jan 1987 | Sidney National Bank Sidney, NE | $33M |
Where they operate
35 branches in 20 counties.
Largest markets by deposits
| County | Deposits | Market share | Rank |
|---|---|---|---|
| Pennington County, SD | $374M | 11.4% | 4 of 10 |
| Gage County, NE | $305M | 34.1% | 1 of 9 |
| Lancaster County, NE | $284M | 1.9% | 10 of 31 |
| Sheridan County, NE | $234M | 41.6% | 2 of 3 |
| Cherry County, NE | $158M | 41.0% | 1 of 5 |
| Cheyenne County, NE | $133M | 27.6% | 3 of 5 |
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 (32 to 35, +9.4%). 12 opened, 0 acquired, 9 closed or sold.
| Period | What happened | Opened or acquired | Closed or sold | Net change | Branches at end |
|---|---|---|---|---|---|
| Start of 2016 | Starting point | 32 | |||
| 2016 | Closed Lincoln | 0 | 1 | −1 | 31 |
| 2020 | Closed Beatrice and Lincoln | 0 | 2 | −2 | 29 |
| 2021 | Opened Lincoln | 1 | 0 | +1 | 30 |
| 2022 | Closed Lincoln and Rapid City | 0 | 2 | −2 | 28 |
| 2023 | Opened Rapid CityClosed 4 in 2 states | 1 | 4 | −3 | 25 |
| 2026 through Q2 | Opened 10 in Nebraska | 10 | 0 | +10 | 35 |
Balance sheet and earnings
Loans by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Commercial real estate | 27% | 29% | |
| 1-4 family residential | 14% | 17% | |
| Agricultural | 13% | 10% | |
| Farmland | 12% | 12% | |
| Multifamily | 10% | 7% | |
| Business (C&I) | 8% | 14% | |
| Consumer | 8% | 1% | |
| Construction and land | 6% | 9% | |
| Other | 1% | 2% |
Deposits by type
| Type | Share | This bank | Peers |
|---|---|---|---|
| Other interest-bearing | 55% | 55% | |
| Time deposits | 31% | 31% | |
| Noninterest-bearing | 13% | 14% |
Brokered deposits are 11.2% of deposits (peers 10.0%).
Return on assets
Trailing four quarters, with the peer median.
Credit and capital
| This bank | Peer median | |
|---|---|---|
| Noncurrent loans | 0.17% | 0.42% |
| Net charge-offs, annualized | -0.01% | 0.01% |
| Reserves to loans | 1.31% | 1.37% |
| Leverage ratio | 8.30% | 10.43% |
Noncurrent loans exclude government-guaranteed portions.
Related banks
Similar size in Nebraska
Largest competitors in Pennington County, SD
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/banks/security-first-bank-lincoln-ne