The pricing would imply a win for SoftBank, which has poured about $1 billion into Compass over the last few years. Its stake is now worth more than $3 billion.
Research by the University of Toronto's Citizen Lab into the underlying code on the popular Chinese owned app didn't find any evidence of malicious snooping.
ByteDance, which operates TikTok and Douyin video apps, is ramping up its investment in its lesser-known businesses such as online games and education.