KEY POINTS
  • JPMorgan raises its target on Twitter to $50 based on "strong ad momentum"
  • Firm believes company can grow ad revenue 20%+ in the next few years, helped by the push into video and live events.
  • The San Francisco-based company is on pace for its best quarter and year on record since going public in 2013.

Twitter hit its highest level in more than three years on Tuesday as JPMorgan raised its target on the stock to $50 -- a 20.7% upside from Monday's closing price.

"We are raising our estimates on Twitter shares as we believe advertising momentum is strengthening, particularly among large marketers...TWTR remains 1 of our top ideas, along with Facebook and Amazon, and is on the JPM Analyst Focus List," JPMorgan analyst Doug Anmuth wrote in a note to clients.