Castine

Global CSA Outlook 2026 – Buy Side and Sell Side

Global CSA Outlook

The global CSA landscape in 2026 reflects growing alignment across the UK, EU, and U.S., reducing nearly a decade of fragmentation. Buy-side firms are adopting unified CSA frameworks to enhance governance, transparency, and efficiency, while sell-side brokers face strategic decisions on investing in CSA capabilities or risking competitive disadvantage.