Shares of F.N.B. Corp (NYSE:FNB) surged 5.40% in pre-market trading on Thursday, following the company's impressive first-quarter earnings report released after the market close on Wednesday. The regional banking institution's financial performance exceeded analysts' expectations, sparking investor optimism.

F.N.B. Corp's stock climbed to $12.84 in after-hours trading on Wednesday, reflecting a 5% increase from its previous close. This upward momentum carried into Thursday's pre-market session, with the stock continuing its ascent.

While specific details of the earnings report were not provided in the available news, the better-than-expected results suggest that F.N.B. Corp has successfully navigated the challenging economic environment facing the banking sector. This positive performance could indicate strong loan growth, improved net interest margins, or effective cost management strategies implemented by the company.