Nebius Group N.V. (NBIS) Stock News: Blackwell Ultra Launch, Microsoft & Meta Deals, and Wall Street Forecasts (Dec. 20, 2025)
Nebius Group shares surged 14.6% to $89.46 Friday, Dec. 19, on heavy trading after launching its AI Cloud 3.1 platform with NVIDIA Blackwell Ultra compute. The Amsterdam-based company, formerly Yandex, has become a key AI infrastructure stock, competing with Amazon and Google. Investors remain focused on Nebius’s rapid expansion and spending to meet AI demand.