Credit Suisse (CSGN.S) detailed on Thursday the additional capital buffer imposed by Swiss market watchdog FINMA in relation to the Swiss bank"s exposure to collapsed U.S. investment fund Archegos. read more "FINMA imposed a temporary add-on of CHF 5.8 billion (USD 6.1 billion) to the Group"s credit risk RWA (risk-weighted assets) in relation to its exposure in the US-based hedge fund matter, which was included in movements in risk levels," it said in a first-quarter regulatory filing.