Monzo in talks on sale to Nubank at about £10 billion valuation, Sky News reports ↧ ↧ Monzo in talks on sale to Nubank at about £10 billion valuation, S... Brazil's Nubank is in early-stage talks ​with British digital bank Monzo about ‌a potential combination that could value Monzo at between £8 billion and £10 billion ($10.60 billion - $13.25 billion), Sky News ​reported on Saturday.