Walmart shares reached a new 52-week high on Monday following price target upgrades from multiple investment firms.

Oppenheimer raised its price target for the retailer to $140 from $125. The firm cited expectations for a robust holiday season and sustained top-line momentum ahead of fourth-quarter results.

Mizuho analysts increased their price target to $137 from $125 while maintaining an outperform rating. Walmart stock reached an intraday peak of $131.79 during Monday's session.