Noel Quinn is leaving after four years in the role. It's the third time in six years that HSBC has had to look for a new chief executive.

Thomas Halpin, who heads global cash management for North America, talks about real-time processing, generative AI, central bank digital currencies and why the ISO 20022 messaging standard is cool.

The revamp would be the latest effort by CEO Bill Winters to improve Standard Chartered's returns. The bank's shares have languished under the 62-year-old CEO and currently trade about 40% below where they traded when he took the reins in 2015. 

In this month's roundup of top banking news: Truist Financial announces plans to shutter 4% of its branch network, Fiserv pursues a special-purpose bank charter, Wells Fargo distributes a $1,000 bonus to lower-paid employees and more.

The UK bank is the latest to articulate the shifting zeitgeist among financial heavyweights who are increasingly pushing back against calls to shun the fossil fuel industry. Their view is that jettisoning high-emitting clients from balance sheets won't make those emissions disappear, and that bankers therefore need to work with polluters to help them decarbonize.

The bank didn't unveil any new climate commitments, but mapped out the changes it sees as necessary to decarbonize the heavy-emitting industries it still finances.

The bank's cross-border transaction service opens a new lane for customer acquisition in an increasingly competitive niche.