 Shares of American Express Co. AXP, 4.47 rose 0.8 in premarket trading Friday, after The Wall Street Journal reported that the credit card companys Global Business Travel business is close to a deal to be taken public by special-purpose acquisition company SPAC Apollo Strategic Growth Capital APSG, 0.20 . Citing people familiar with the matter, the WSJ report said a merger with the SPAC, which is backed by Apollo Global Management Inc. APO, 1.63 , would value AmExs travel-booking services provider for corporate customers at about 5.3 billion. 