Morgan Stanley CEO Ted Pick downplayed the importance of government investigations into potential money laundering issues involving wealth management clients. "We've been focused on our client on-boarding and monitoring processes for a good while," he said.

New York Community Bancorp CEO Joseph Otting has added three former colleagues to the embattled company's leadership team. The hires come six weeks after the Long Island bank got a $1 billion capital infusion, which led to Otting's appointment as CEO.

The Buffalo, New York-based bank set a goal four years ago to limit its commercial real estate loan portfolio to 160% of its capital and reserves, and it's closing in on that target, says Chief Financial Officer Daryl Bible.

The New York megabank is working to deploy artificial intelligence as it seeks to make its own operations more efficient. Solomon also sees an "unprecedented" opportunity in financing clients' needs as they invest in AI.

JPMorgan Chase and Wells Fargo said the battle for deposits isn't over — a reality denting their ability to earn more interest income. Regional banks will likely report similar pains next week.

First-quarter results at the companies were promising for other banks looking to reel in fees from capital markets activities as deposit costs put pressure on net interest income.

Citigroup's earnings topped analysts' estimates as corporations tapped markets for financing and consumers leaned on credit cards.