Andy Saperstein has gone from a long-shot candidate to a serious contender to replace James Gorman.
Regulators may be given emergency powers to insure deposits greater than the current $250.000 cap.
CEO David Solomon said sentiment among chief executive officers has improved in recent months.
The commodities unit has had a prominent role in Goldman's development since the early 1980s.
Fourth-quarter results from the biggest U.S. banks on Friday gave investors plenty of reasons to be jittery about 2023.
Morgan Stanley executives have been preaching confidence heading into 2023.
The results shine a new light on how much Platform Solutions has been dragging down the firm's bottom line.
Pruzan departs after a 28-year run that included a six-year stint as chief financial officer.
More than a third of those will likely be from within its core trading and banking units.
The proposed cuts would mark a sharper pullback than plans disclosed by any of Goldman's rivals.