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Mizuho Bank (USA): Uninsured Deposit Ratio

95.02% Ranks #2 of 981 U.S. banks · 100th percentile

Data as of · sourced from FFIEC call reports. How we update

Mizuho Bank (USA) reported a uninsured deposit ratio of 95.02% as of Q2 2026, ranking #2 of 981 U.S. banks (100th percentile). Uninsured deposits (those above the $250K FDIC insurance threshold) have economic incentive to flee at the first sign of trouble. The risk Silicon Valley Bank's failure brought to national attention.

12-Quarter Trend

Q3 2023 Latest
Q2 2026 95.02%
Q1 2026 89.61%
Q4 2025 76.76%
Q3 2025 73.33%
Q2 2025 69.90%
Q1 2025 68.18%
Q4 2024 70.87%
Q3 2024 63.25%
Q2 2024 68.34%
Q1 2024 67.09%
Q4 2023 74.01%
Q3 2023 68.32%

National Context

Latest value 95.02%
National rank#2 of 981
Percentile 100th
12-quarter low63.25%
12-quarter high95.02%
Full rankingView leaderboard

What is the Uninsured Deposit Ratio?

The Uninsured Deposit Ratio measures deposits above the $250K FDIC insurance threshold as a percentage of total deposits. Made infamous by the Silicon Valley Bank failure in 2023, it captures deposit base run-risk.

Most US community banks report uninsured deposit ratios between 20% and 50%. Above 60% warrants attention. The bank is exposed to run-risk in a crisis scenario. SVB at failure reported uninsured deposits over 90% of total.

Full definition & formula →

Frequently asked questions

What is Mizuho Bank (USA)'s Uninsured Deposit Ratio?

Mizuho Bank (USA)'s Uninsured Deposit Ratio was 95.02% as of Q2 2026, ranking #2 of 981 U.S. banks.

What is the Uninsured Deposit Ratio?

The Uninsured Deposit Ratio measures deposits above the $250K FDIC insurance threshold as a percentage of total deposits. Made infamous by the Silicon Valley Bank failure in 2023, it captures deposit base run-risk.

Source: FFIEC call reports, standardized by BankRegReports. Values are point-in-time as filed. See the full Mizuho Bank (USA) profile or how this data updates. The figures come from the bank's call report.

Regulator records: FDIC BankFind (cert 21843) · FFIEC NIC profile (RSSD 229913)