Credit Suisse executives are preparing to tap outside investors if they need more funds.
Former Credit Suisse Group bankers blew the whistle on their employer for helping wealthy Americans dodge taxes.
British startup Compass Pathways counts tech billionaire Peter Thiel as an investor.
It's the latest European bank to consider changes at the top in an industry beset by sluggish growth.
The bank is looking to cut costs as part of a major restructuring.
A retreat would mark a strategic shift under new CEO Christian Sewing.