** Shares of buy now, pay later firm Sezzle SEZL.O up 17.3% at $341.86 in premarket trading

** SEZL late Tuesday forecast FY 2025 net income per share of $13.25, higher than its earlier expectation of $12

** Co also expects total revenue growth of 25% to 30% in FY 2025

** Meanwhile, Q4 net income reached all-time high of $25.4 million, compared with $2.9 million a year earlier

** Strong growth came as revenue more than doubled to $98.2 million, driven by robust holiday season

** The results were in part also driven by positive impact from SEZL's recent partnership with Utah-based WebBank, which has allowed it to unify fee structure in U.S., leading to increased revenue and gross margin, Northland analyst Mike Grondahl says

** Adds that enhancing shopping experience and launching new products looks to be key theme for SEZL in 2025

** SEZL stock up 14% YTD

(Reporting by Arasu Kannagi Basil in Bengaluru)

((ArasuKannagi.Basil@thomsonreuters.com;))