After IBM (IBM) beat fourth-quarter earnings on strong AI demand, Citadel Accounting & Finance Professor Paul Meeks discusses the results on Yahoo Finance Live. He states that following the solid quarter, "the company is definitely back," though questions remain around whether IBM's success is fully priced into shares. While calling it a "pretty nice quarter," Meeks says IBM stock appears "slightly expensive to modestly expensive," surging 6-7% in a single session. Given the quick turnaround, he advises current IBM shareholders to hold their positions. For more expert insight and the latest market action, click here to watch this full episode of Yahoo Finance Live. Editor's note: This article was written by Angel Smith