Security First Bank
Lincoln, NE · Owner: Stockmens Financial Corp
$2.3B
total assets, June 30, 2026
$2.3B
total assets, June 30, 2026
Security First Bank is a state nonmember bank based in Lincoln, NE, owned by Stockmens Financial Corp. As of June 30, 2026 it held $2.3 billion in assets and $2.0 billion in deposits; assets were up 14.6% from a year before. It has 35 branches in 2 states.
Updated Oct 11, 2026 · numbers as of June 30, 2026
Total assets
$2.3B
+14.6% in a year · +8.5% in a quarter
Deposits
$2.0B
+17.8% in a year · +8.3% in a quarter
Loans
$1.6B
+16.1% in a year · +8.4% in a quarter
Profit so far
$9.0M
Jan 1 to Jun 30, 2026 · +5.9% in a year
Capital ratio
8.29%
+0.04 pts in a year
Return on assets
0.81%
-0.02 pts in a year
Facts
- Type
- State nonmember bank
- Head office
- 5505 Red Rock Ln, Lincoln, NE, 68516
- County
- Lancaster
- Holding company
- Stockmens Financial Corp
- Established
- Jul 1, 1924
- Employees
- 329
- Branches
- 35 in 2 states
- Website
- www.security1stbank.com
- Id
- b5415
Quarter by quarter
March 31, 1984 to June 30, 2026
Assets, deposits and loans
Each quarter end, US dollars
Profit by quarter
Net income of each quarter, the last 12
Ratios
Percent. Return on assets and net interest margin are yearly rates.
Branches
35 offices as of June 30, 2026, holding $2.0 billion in deposits
Branch map
Every branch, sized by its deposits
| State | Branches | Deposits | Share |
|---|---|---|---|
| Nebraska | 32 | $1.6B | 76.9% |
| South Dakota | 3 | $468M | 23.1% |
| Largest branches | Place | Deposits |
|---|---|---|
| Rapid City Branch | Rapid City, SD | $333M |
| Security First Bank (main office) | Lincoln, NE | $248M |
| Beatrice Branch | Beatrice, NE | $221M |
| Rushville Branch | Rushville, NE | $179M |
| Valentine Branch | Valentine, NE | $137M |
| Sidney Branch | Sidney, NE | $133M |
| Martin Branch | Martin, SD | $94.5M |
| Hay Springs Branch | Hay Springs, NE | $54.9M |
| Security First Bank, Chadron Branch | Chadron, NE | $53.8M |
| Security First Bank - Buffalo Crossing Branch | Rapid City, SD | $41.2M |
Related pages
Questions and answers
How big is Security First Bank?
$2.3 billion in total assets and $2.0 billion in deposits as of June 30, 2026, with assets up 14.6% from a year before. Its loans were $1.6 billion.
How many branches does Security First Bank have?
35 branches in 2 states as of June 30, 2026. The most deposits are in Nebraska ($1.6 billion).
Is Security First Bank profitable?
Yes: it earned $8.97 million from January 1 to June 30, 2026 (up 5.9% from the same months a year before). Its return on assets was 0.81% a year; about 1% is typical.
Who owns Security First Bank?
Security First Bank is owned by Stockmens Financial Corp, its holding company.
Official public data from the reports every insured bank files each quarter. Profit so far runs from January 1 to the quarter end. Branch deposits are counted once a year, as of June 30. New quarters appear about two months after the quarter ends.