Shares of Pinterest, Inc. (PINS) soared 5.09% in pre-market trading on Monday, following a significant upgrade from Morgan Stanley. The social media company's stock received a boost after the investment bank raised its rating from Equal Weight to Overweight, signaling increased confidence in Pinterest's potential.

Morgan Stanley not only upgraded its stance on Pinterest but also adjusted its price target upwards from $37 to $45. This represents a substantial increase in the expected value of the company's shares. The upgrade comes amidst a generally positive sentiment among analysts, with the average rating for Pinterest being "buy" and a mean price target of $41.22, according to data from FactSet.

The pre-market surge in Pinterest's stock price reflects investors' enthusiasm for the company's prospects following the Morgan Stanley upgrade. As the market opens, it will be interesting to see if the stock can maintain this momentum throughout the trading session. This positive start to the week could potentially set the tone for Pinterest's performance in the near term, especially if other analysts follow suit with similar upgrades.