1. ByteDance signed agreements to divest 80% of TikTok's US assets. 2. Oracle joins Silver Lake and MGX in the new TikTok US joint venture. 3. The deal aims to resolve US national security concerns regarding TikTok. 4. Oracle will own a 15% stake in the new TikTok USDS joint venture. 5. The divestiture is set to close by January 22.