Nebius Group NBIS Stock After Hours Dec 18 2025: Why Shares Rebounded, Latest News, Analyst Targets, and What to Watch Before Friday’s Open
Nebius Group N.V. (Nasdaq: NBIS) finished Thursday, December 18, 2025 with a sharp rebound, and the stock remained active in extended trading as investors digested fresh AI-infrastructure headlines, renewed debate about “neocloud” debt funding, and a macro backdrop that turned more supportive for high-growth names. Yahoo Finance+2MarketWatch+2 Below is what happened after the bell on Dec. 18 and what matters most before the market opens on Friday, December 19, 2025. NBIS price action after the bell on Dec 18 2025 Nebius shares closed the regular session at $78.09, up $2.64 or 3.50% on the day. Intraday trading was volatile, with