Amerant Reports Record Fourth Quarter 2021 Net Income of $65.5 Million or Diluted Earnings Per Share of $1.77 and Full-Year 2021 Net Income of $112.9 Million or Diluted Earnings Per Share of $3.01; Declares Cash Dividend of $0.09 Per Share

Significant Improvement Shown in Key Performance Metrics Core pre-provision net revenue ("Core PPNR")1 grew to approximately $19 million in the fourth quarter of 2021, an increase from $18.3 million in the third quarter of 2021, and an increase from