Serta Simmons Bedding LLC’s bid to win court approval for its restructuring plan has been bogged down by a fight with lenders, including Apollo, who claim a now-infamous refinancing deal in 2020 ...

Black’s Apollo Global Management — together with investment firms Angelo Gordon and Gamut Capital — is gearing up to sue Serta Simmons over its efforts to lower its $2.4 billion debt stack.

Apollo Global Management is suing private-equity firm Advent International in a dispute over how to financially restructure Serta Simmons Bedding LLC, the country’s largest mattress maker, which ...