A group of Democratic lawmakers led by Sen. Elizabeth Warren, D-Mass., wrote to regulatory agencies urging them to complete capital rules, just as Treasury Secretary Janet Yellen suggested bank deregulation has gone too far.

The Federal Reserve and Treasury Department fined the San Francisco-based bank for allegedly helping a foreign bank skirt sanctions on more than half a billion in transactions between 2010 and 2015.

Acting Comptroller of the Currency Michael Hsu urged the banking industry to not let safety and soundness concerns overshadow fairness in banking, which he said is an equally crucial aspect of market stability.

Greenlight, developer of a digital banking app for kids and parents, launched a B2B product for financial institutions. Morgan Stanley and WaFd Bank are early partners.

Questions about the durability of community banks' customer bases and funding costs could dominate first-quarter earnings calls following the downfalls of Silicon Valley Bank and Signature Bank.

The Securities and Exchange Commission has also proposed regulation to "level the playing field" in the equities market.