Microsoft adds $77 billion in market value after confirming plans to buy TikTok in the US (MSFT)

Clancy Morgan/Business Insider Shares ofMicrosoft rose nearly 5% Monday after confirming Sunday that it is continuing talks to buy popular social media platform TikTok in the US. The gains added as much as $77 billion to Microsoft's market capitalization, bringing its total value to $1.6 trillion. The news comes after President Donald Trump said Friday that he would order the Chinese parent company ByteDance to sell its US operations. Watch Microsoft trade live on Markets Insider.