The Swiss government has proposed increasing UBS’s capital requirements by up to $18bn in an attempt to reduce the risk of another Credit Suisse-style collapse, a move UBS previously called “extreme” and “excessive”.

The Swiss government on Friday proposed stricter rules for UBS following its takeover of Credit Suisse, which could make it hold $26 billion more in core capital, confirming some of the bank's worst fears about incoming new regulations.

It's not that investors now know the costs of Switzerland's beefed-up "too big to fail" rules, which follow Credit Suisse's 2023 collapse. There's a lot of uncertainty about the draft law's final form