[THE INVESTOR] South Korean private equity firm SkyLake Investment plans to acquire Outback Steakhouse Korea, the Australian-themed US restaurant chain. The Nasdaq-listed Bloomin’ Brands, which owns the chain, selected the PEF as a preferred bidder for its 100 percent stake in the restaurant, according to sources in the investment banks industry on June 30.Outback Steakhouse KoreaBloomin’ Brands and SkyLake Investment are expected to ink a stock purchase agreement as early as July 1 in a deal wo