One of Poland's top lenders, mBank, reported a fall of 72% in first-quarter net profit, weighed down by high provisions for the cost of foreign exchange mortgages.

Net profit decreased to 142.8 million zlotys ($34.36 million), from 512.3 million in the same period last year, missing analysts’ expectations of 206 million, the bank said on Friday. ($1=4.1557 zlotys) (Reporting by Patrycja Zaras; Editing by Clarence Fernandez)