Who's grabbing control of TikTok's US assets?On Thursday, TikTok told staffers it had TikTok told staffers it had signed a deal to form a joint venture for its US business with a group of investors, according to an internal memo sent by CEO Shou Chew, which was viewed by Business Insider. The company expects the deal to close in January late, per the memo. Three managing investors will each hold a 15% stake in the new venture: Oracle, private equity firm Silver Lake, and Abu Dhabi-based investment firm M ...