Can profit margins expand fast enough to support this growth stock's lofty valuation? Investors looking for bargains might want to turn their attention to Roblox (RBLX 2.26%). Shares of the company behind the user-centric gaming platform fell by about 20% after management relayed some news that disappointed most Wall Street analysts. Bucking the trend, BMO Capital's Brian Pitz expects strong profit growth in the quarters ahead, despite a lowered outlook for quarterly bookings for the rest of 2024. Pitz rece ...