Shares of American Express Co. /zigman2/quotes/203805826/composite AXP -1.83% rose 0.8% in premarket trading Friday, after The Wall Street Journal reported that the credit card company's Global Business Travel business is close to a deal to be taken public by special-purpose acquisition company (SPAC) Apollo Strategic Growth Capital . Citing people familiar with the matter, the WSJ report said a merger with the SPAC, which is backed by Apollo Global Management Inc. /zigman2/quotes/203829595/composite APO -0.28% , would value AmEx's travel-booking services provider for corporate customers at about $5.3 billion. The WSJ report said the merger could be announced as soon as Friday. AmEx's stock has rallied 29.7% year to date through Thursday, while the Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +0.41% has gained 13.2%.








