It raised $ 4.4 billion in funding from SoftBank Group and SoftBank Vision
Fund over the course of several months; bought the Lord & Taylor Fifth Avenue building for $ 850 million to serve as its new headquarters; is adding a second headquarters at the new Salesforce Tower in San Francisco; led a $ 32 million funding round in New York startup The Wing; and has bought several other startups, most recently spending $ 200 million on Meetup.