As the Basel III Endgame nears implementation, banks across the U.S. are facing significant shifts in regulatory requirements that could reshape their financial performance and lending capabilities. The final phase of Basel III emphasizes stricter capital requirements, standardized risk calculations, and increased transparency. While the objective is to enhance the resilience of globally systemic banks, the broader implications—particularly on Return on Tangible Common Equity (ROTCE) and liquidity—will ripple through the financial ecosystem, affecting both large and small banks.

This article examines the technical impact of the Basel III Endgame on ROTCE, liquidity, and how these changes might filter down to regional and community banks.