The bank's Q4 adjusted earnings beat analysts' estimates and it expects the tax cuts will boost profits "in 2018 and beyond."
The U.S. economy "still looks OK," according to CEO Jamie Dimon.
CFO Marianne Lake says the bank has to reduce exposure to some large, uninsured deposits in a response to new liquidity ratio requirements.
After recent legal settlements and a cyber-attack, JPMorgan Chase is forced by regulators to hold more capital as a buffer against operational hazards.
America's biggest bank appoints Marianne Lake to the post. Unlike her predecessor in his last few months on the job, she'll report to CEO Jamie Dimon.
