Nubank, a Brazilian neobank, is applying for a national bank charter from the Office of the Comptroller of the Currency (OCC) in the U.S. This move aims to expand its operations and enhance its competitive edge against other fintechs like Monzo, Revolut, and bunq, which have also entered the U.S. banking market. Nubank’s application reflects a growing trend among international fintech firms seeking to establish a stronger presence in the U.S. financial landscape.