 In 2013, the bank had a 21% market share in Malaysia's investment banking segment, double that of its nearest rival, mostly due to business with the Malaysian sovereign wealth fund, 1Malaysia Development Berhad (1MDB).In 2015, U.S. prosecutors began examining the role of Goldman in helping 1MDB raise more than $6 billion.The 1MDB bond deals were said to generate "above-average" commissions and fees for Goldman amounting close to $600 million or more than 9% of the proceeds.