JPMorgan cuts services for Citadel Securities in clash over roles
Move underscores tensions between Wall Street banks and clients as businesses converge
Move underscores tensions between Wall Street banks and clients as businesses converge

Devaluation of collateral will limit credit to firms that have become top lenders to higher-risk companies

JPMorgan Chase, Goldman Sachs and Citigroup buoyed by return of dealmaking

Rare dispute emerges after watchdog proposes to boost liquidity for groups such as Jane Street and Citadel Securities

Bank’s 10-year plan will help companies in defence, energy and other critical sectors raise funding

Rising costs in consumer unit are a ‘big part’ of overall increase in spending

Vis Raghavan, who joined Citigroup as head of banking last June, has tapped former colleagues for senior roles