Roundtable

Article here.

In 2016, it shares rose 20% after a report that it had received takeover approaches. Potential buyers were Alphabet (parent company of Google), Microsoft, Salesforce.com, Verizon, and the Walt Disney Company. Twitter's board of directors were open to a deal, which could have come by the end of 2016. In November 2016, Twitter's stock dwindled causing acquirers to pass on a deal.

From MIT Technology Review (there are many other stories elsewhere)