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Regulatory Requirements - Schedule of Regulatory Capital Amounts and Ratios (Details) $ in Millions | Jun. 30, 2026 USD ($) | Dec. 31, 2025 USD ($)
--- | --- | ---
Happen, Inc. (Parent only) |  |
Amount |  |
CET1 capital | $ 1,436.2 | $ 1,342.6
Tier 1 capital | 1,436.2 | 1,342.6
Total capital | 1,543.5 | 1,441.0
Tier 1 leverage | 1,436.2 | 1,342.6
Risk-weighted assets | 8,499.0 | 7,696.1
Quarterly adjusted average assets | $ 12,048.2 | $ 11,174.0
Ratio |  |
CET1 capital | 0.169 | 0.174
Tier 1 capital | 0.169 | 0.174
Total capital | 0.182 | 0.187
Tier 1 leverage | 0.119 | 0.120
Well-Capitalized Minimum |  |
Tier 1 capital | 0.060 |
Total capital | 0.100 |
Happen Bank |  |
Amount |  |
CET1 capital | $ 1,315.7 | $ 1,183.9
Tier 1 capital | 1,315.7 | 1,183.9
Total capital | 1,422.4 | 1,281.8
Tier 1 leverage | 1,315.7 | 1,183.9
Risk-weighted assets | 8,452.0 | 7,652.0
Quarterly adjusted average assets | $ 11,987.1 | $ 11,090.4
Ratio |  |
CET1 capital | 0.156 | 0.155
Tier 1 capital | 0.156 | 0.155
Total capital | 0.168 | 0.168
Tier 1 leverage | 0.110 | 0.107
Well-Capitalized Minimum |  |
CET1 capital | 0.065 |
Tier 1 capital | 0.080 |
Total capital | 0.100 |
Tier 1 leverage | 0.050 |

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