Armstrong Bank
Muskogee, OK · Owner: Ironhorse Financial Group Inc
$2.8B
total assets, June 30, 2026
$2.8B
total assets, June 30, 2026
Armstrong Bank is a state member bank based in Muskogee, OK, owned by Ironhorse Financial Group Inc. As of June 30, 2026 it held $2.8 billion in assets and $2.6 billion in deposits; assets were up 15.1% from a year before. It has 29 branches in 2 states.
Updated Oct 11, 2026 · numbers as of June 30, 2026
Total assets
$2.8B
+15.1% in a year · +4.8% in a quarter
Deposits
$2.6B
+13.0% in a year · +5.3% in a quarter
Loans
$2.1B
+19.7% in a year · +2.9% in a quarter
Profit so far
$18.7M
Jan 1 to Jun 30, 2026 · +34.0% in a year
Capital ratio
10.41%
+0.32 pts in a year
Return on assets
1.37%
+0.24 pts in a year
Facts
- Type
- State member bank
- Head office
- 1215 W Okmulgee St, Muskogee, OK, 74401
- County
- Muskogee
- Holding company
- Ironhorse Financial Group Inc
- Established
- Mar 15, 1910
- Employees
- 421
- Branches
- 29 in 2 states
- Website
- www.armstrong.bank
- Id
- b2315
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
29 offices as of June 30, 2026, holding $2.6 billion in deposits
Branch map
Every branch, sized by its deposits
| Largest branches | Place | Deposits |
|---|---|---|
| West Main Branch | Norman, OK | $362M |
| Armstrong Bank (main office) | Muskogee, OK | $297M |
| Tahlequah Branch | Tahlequah, OK | $217M |
| Republic Bank & Trust Branch | Norman, OK | $136M |
| Wagoner Location Branch | Wagoner, OK | $118M |
| Phoenix Branch | Fort Smith, AR | $112M |
| Stilwell Branch | Stilwell, OK | $98.4M |
| Sallisaw Office Branch | Sallisaw, OK | $95.5M |
| Muldrow Branch | Muldrow, OK | $93.1M |
| North Main Branch | Gore, OK | $92.8M |
Related pages
Questions and answers
How big is Armstrong Bank?
$2.8 billion in total assets and $2.6 billion in deposits as of June 30, 2026, with assets up 15.1% from a year before. Its loans were $2.1 billion.
How many branches does Armstrong Bank have?
29 branches in 2 states as of June 30, 2026. The most deposits are in Oklahoma ($2.3 billion).
Is Armstrong Bank profitable?
Yes: it earned $18.7 million from January 1 to June 30, 2026 (up 34.0% from the same months a year before). Its return on assets was 1.37% a year; about 1% is typical.
Who owns Armstrong Bank?
Armstrong Bank is owned by Ironhorse Financial Group Inc, 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.