https://www.cnbc.com/2019/01/10/twitter-shares-pop-after-bank-of-america-upgrades-stock.html

Twitter shares jumped on Thursday after Bank of America Merrill Lynch upgrade the stock, citing increased usage by younger people and more engagement by its current users.

Bank of America raised the stock to buy from neutral and took the firm's price target to $39 from $31. The stock was up by more than 3 percent in after hours trading Thursday to $33.45.