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Capital · Montana

US Banks with Highest CET1 Capital Ratio in Montana

Ranked among banks headquartered in Montana. Re-ranked 1-19 within the state from the same national ranking population.

#1 CET1 Capital Ratio: BANK OF MONTANA — 36.72% . The Common Equity Tier 1 (CET1) ratio is the most-watched US bank capital metric, measuring common equity against risk-weighted assets.

Ranked: 19 banks with reported data Showing: Top 19 Source: FFIEC call reports (Q1 2026) What is this metric? See the US Banks with … glossary entry
# Bank HQ US Banks with … Total Assets
1 Bank of Montana Missoula , MT 36.72% $349.3M
2 Bank of Bridger, N.A. Bridger , MT 19.63% $791.9M
3 Manhattan Bank Manhattan , MT 16.56% $279.5M
4 American Bank Bozeman , MT 15.54% $608.5M
5 First Montana Bank, INC. Missoula , MT 15.48% $536.3M
6 Independence Bank Havre , MT 15.39% $1.37B
7 Citizens Bank & Trust Company Big Timber , MT 14.69% $158.3M
8 Madison Valley Bank Ennis , MT 14.39% $282.4M
9 First Interstate Bank Billings , MT 13.95% $26.36B
10 Valley Bank of Ronan Ronan , MT 13.59% $209.9M
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11 Opportunity Bank of Montana Helena , MT 13.31% $2.09B
12 Glacier Bank Kalispell , MT 12.89% $31.72B
13 Farmers State Bank Victor , MT 12.72% $784.8M
14 Bank of Bozeman Bozeman , MT 12.12% $110.7M
15 Stockman Bank of Montana Miles City , MT 12.04% $7.68B
16 Bank of the Rockies Helena , MT 11.89% $261.0M
17 Little Horn State Bank Hardin , MT 11.54% $405.8M
18 Ascent Bank Helena , MT 11.41% $104.1M
19 Trailwest Bank Lolo , MT 10.68% $1.09B

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All data sourced from the most recent FFIEC call report filings, refreshed each quarter as new filings are processed. This leaderboard excludes banks with total assets under $100,000K to filter out anomalous micro-bank ratios. See /data-updates/ for the current data freshness window.

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