goldman sachs group inc gs said friday it will report fourthquarter results in three business segments rather than four including combining its investment banking and trading businesses into one unit global banking  markets starting tuesday when it reports fourthquarter results goldman will break up its business into three major units global banking  markets asset  wealth management and platform solutions previously it reported four units investment banking global markets asset management and consumer  wealth management the wall street journal previously reported a unit restructuring at goldman in october the filing also disclosed about 3 billion losses in its platform solutions unit since 2020 as initially reported by the wall street journal the unit includes its marcus consumer banking effort the moves come after goldman sachs reportedly laid off 3200 people this week the changes have no effect on its historical financial disclosures shares of goldman sachs fell fractionally in premarket trades