American State Bank & Trust Company of Williston
American State Bank & Trust Company of Williston is a locally rooted FDIC-insured community bank based in Williston, ND, in the years following the FDIC's creation. As of Q1 2026, the bank held approximately $660M in total assets and $584M in deposits. The bank posts a strong 2.38% ROA and 26.61% ROE. Capital is comfortably above regulatory minimums — CET1 ratio of 22.11% sits well above the 7% well-capitalized threshold. Asset quality is solid — 1.17% nonperforming loans and a 8.22% Texas Ratio. 2 branches make up the footprint.
Headquarters Profile
- Address
- 223 Main St, WILLISTON, ND 58801
- County
- Williams
- Metro Area
- WILLISTON, ND
- Charter
- Commercial bank, state charter, Fed non-member, FDIC-supervised
- Primary Regulator
- FDIC
- Fed District
- 11
- Established
- December 1, 1936
- Branches
- 2 domestic
- Employees (FTE)
- 81
- FDIC Cert
- 15444
- Fed RSSD
- 244251
- Website
- www.asbt.bank →
- Parent Holding Company
- AMERICAN STATE BANK HOLDING COMPANY, INC. (RSSD 2632571)
Capital & Liquidity
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American State Bank & Trust Company of Williston rankings
How this bank ranks against the full population of US commercial banks in each leaderboard. Click any rank to see the full ranked list.
Quarterly trend — last 6 quarters
Quarter-over-quarter movement in the five most-watched ratios. Sourced from the bank's own FFIEC call report filings.
Branch Network
Every branch from the FDIC Summary of Deposits — mapped, and listed with the deposits booked at each location.
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Loading branches… | |||
Events & Regulatory History
Mergers, charter changes, enforcement actions, FDIC assistance, and (if applicable) failure events recorded against this institution. Click a year to see what else was happening across US banking that year.
- Structure ChangeCharter Discontinued (Merger or Purchase & Assumption)FFIEC NIC
- Structure ChangeFailure, Government Assistance ProvidedFFIEC NIC
Sourced from unified bank events (FDIC, Federal Reserve NIC, OCC, and OTS). Showing the most recent 2 events.
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Frequently asked about American State Bank & Trust Company of Williston
What are American State Bank & Trust Company of Williston's total assets?
As of the Q1 2026 filing, American State Bank & Trust Company of Williston reported total assets of $660.5 million in its most recent FFIEC call report. All figures come directly from the bank's quarterly Schedule RC filing.
Where is American State Bank & Trust Company of Williston headquartered?
American State Bank & Trust Company of Williston is headquartered in WILLISTON, ND, United States. It files quarterly FFIEC call reports as required of all FDIC-insured commercial banks.
When was American State Bank & Trust Company of Williston founded?
American State Bank & Trust Company of Williston was established in 1936, per the FDIC institution directory.
Is American State Bank & Trust Company of Williston FDIC-insured?
Yes. American State Bank & Trust Company of Williston is an FDIC-insured commercial bank (FDIC Certificate #15444). Deposits are insured up to $250,000 per depositor, per insured bank, for each account ownership category, per FDIC rules.
Who regulates American State Bank & Trust Company of Williston?
American State Bank & Trust Company of Williston's primary federal regulator is the FDIC. All FDIC-insured banks also report to the FDIC and, depending on charter, the Federal Reserve.
What is American State Bank & Trust Company of Williston's CET1 capital ratio?
American State Bank & Trust Company of Williston reported a Common Equity Tier 1 (CET1) capital ratio of 22.11% in its most recent quarterly filing — comfortably above the 7% well-capitalized regulatory floor.
How many branches does American State Bank & Trust Company of Williston operate?
American State Bank & Trust Company of Williston operates 2 domestic branches, per the most recent FDIC Summary of Deposits filing.
What is American State Bank & Trust Company of Williston's Texas Ratio?
American State Bank & Trust Company of Williston's Texas Ratio is 8.22% — within the healthy range (under 25%). The Texas Ratio measures non-performing assets against the bank's capital and reserves; see our /glossary/texas-ratio/ page for the full definition.
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