Lumen stock got off to a red-hot start thanks to AI news today, but it hasn't held on to those early gains.Lumen Technologies (LUMN -2.15%) stock is surging in today's trading. The telecommunications company's share price was up down 2.5% as of 2:30 p.m. ET, after having been up as much as 15.4% earlier in the day's trading.Lumen stock is making big gains following an announcement that the company has signed a new deal with Meta Platforms (META -0.63%) to provide network infrastructure and services. Through ...