Wealth Management is not the same as retail banking.
"The Wealth Management division offers comprehensive wealth management and investment solutions and tailored financing and advisory services to ultra- high-net-worth (UHNW) and high- net-worth (HNW) individuals and external asset managers"
How is that relevant? You said: "It does not have a significant retail presence." Meanwhile, CS does have a massive retail presence, in Switzerland, and has done for 150+ years.
"The Wealth Management division offers comprehensive wealth management and investment solutions and tailored financing and advisory services to ultra- high-net-worth (UHNW) and high- net-worth (HNW) individuals and external asset managers"
Reference: https://www.credit-suisse.com/about-us/en/our-company/struct...