Unfortunately, as an AI language model, I do not have access to real-time data. The ranking of banks with the highest increase in digital transactions can vary depending on the source and the time period being considered. However, here are some global banks that have been at the forefront of digital transaction growth:
1. JPMorgan Chase & Co.
2. Bank of America Corp
3. Wells Fargo & Company
4. Citigroup Inc.
5. Goldman Sachs Group Inc.
6. Morgan Stanley
7. Barclays PLC
8. HSBC Holdings PLC
9. Deutsche Bank AG
10. Royal Bank of Canada
Please note that this list is not definitive and may vary depending on the specific metrics and time frame you consider. It’s always recommended to refer to the latest reports and research from credible sources for up-to-date information.