Large European banks’ systemic risk scores are heavily influenced by their cross-border activities, much more so than their US peers.

European Union and Swiss firms are ranked on their systemic risk using the Basel Committee’s Method 1 scoring framework, which comprises five indicator categories. The cross-jurisdictional activity category accounted for 30.8% of these banks’ total scores on average in the most recent G-Sib assessment.

In contrast, complexity accounted for 19.8% on average,