Tom Meyer, CEO of 1st Capital since 2015, decided to step down because shelter-in-place orders are keeping him from family hundreds of miles from the bank.
The voluntary agreements were meant to help the FDIC make staffing changes ahead of a wave of retirements. But concerns about the coronavirus means those plans will be put on hold.
Quinn served as acting CEO since August, when John Flint was ousted over concern he couldn't lead the bank through an increasingly treacherous series of economic challenges.
HSBC sounded out former Citigroup banker James Forese to gauge his interest in the chief executive officer's post, at least the third high-profile outside financier to be approached.
Potential replacements for the bank's longtime CEO include consumer banking chief Gordon Smith, investment banking head Daniel Pinto, Chief Financial Officer Jennifer Piepszak and consumer lending CEO Marianne Lake.
One year after he led the sale of MB Financial to Fifth Third, Mitch Feiger will hand off his duties to his longtime lieutenant, Mark Hoppe, and join Fifth Third's board.
The agency says it is not cutting its workforce but that the new strategy is necessary because it has an unusually high number of workers near retirement age.