Less than two years on, and Citigroup has increased its financing of fossil fuels through loans and bonds. In 2024, it ranked seventh among banks doing such deals. Last year, it had climbed the league table to become No. 4 thanks to a 16% jump in such transactions, according to data compiled by Bloomberg. JPMorgan Chase & Co. and Wells Fargo & Co. also saw an increase in deals in the period, though less pronounced, the data show.