KEY POINTS
  • TikTok CEO Kevin Mayer has quit the company just months after his appointment.  
  • The short-video-sharing app is being forced to sell its U.S. business by the Trump administration, which says the app's current ties to China make it a national security threat.
  • Microsoft and Oracle are competing to acquire the business from TikTok's Beijing-based parent company, ByteDance.
  • Mayer joined TikTok on June 1 from Disney. 
Chairman of Direct-to-Consumer & International division of The Walt Disney Company Kevin Mayer took part today in the Disney+ Showcase at Disney’s D23 EXPO 2019 in Anaheim, Calif., August 23, 2019.

TikTok CEO Kevin Mayer has quit the company just months after his appointment.  

"In recent weeks, as the political environment has sharply changed, I have done significant reflection on what the corporate structural changes will require, and what it means for the global role I signed up for. Against this backdrop, and as we expect to reach a resolution very soon, it is with a heavy heart that I wanted to let you all know that I have decided to leave the company," Mayer said in a letter to employees obtained by CNBC.