https://www.wsj.com/articles/america...313901?tesla=y
An article in the WSJ on the Hilton/Amex deal notes:
While Hilton is now in AmEx’s win column, investors are also awaiting news about the fate of its Starwood relationship. Marriott International Inc. completed its acquisition of Starwood last year and the hotel is reviewing several scenarios, including whether to merge the Marriott and Starwood credit-card programs, or to leave them separate.
Marriott’s credit cards are issued by J.P. Morgan Chase. A decision will likely be made about the Marriott and Starwood cards by the end of the year, according to a person familiar with the matter