July 19 is a potentially date important in the relationship between MGM Resorts International (NYSE:MGM) and Entain Plc (OTC:GMVHY) because that’s the first day the US casino behemoth can make another offer for its partner on the BetMGM venture.

In January, the Las Vegas-based gaming operator offered $11.06 billion for the British bookmaker, which the target ultimately rebuffed, calling it inadequate. After that all-equity bid was rejected, MGM said on Jan. 19