A New Star in AI Infrastructure Surges: NBIS Explodes on Microsoft Deal
Investors rally behind Nebius amid expansion plans and bullish outlook
In a striking display of market enthusiasm, Nebius Group N.V. (ticker: NBIS, listed on NASDAQ) has captured the spotlight after unveiling a major cloud infrastructure agreement with Microsoft (ticker: MSFT, sector: Technology / Cloud & Infrastructure). The announcement has triggered waves of investor interest, speculation around further deals, and comparisons to other high-growth AI stocks — all fueling a bullish narrative for NBIS in 2025.
Just days ago, Nebius disclosed a multi-year contract valued initially at $17.4 billion (potentially rising to $19.4 billion) to supply dedicated AI GPU infrastructure to Microsoft from a new data center in Vineland, New Jersey. This deal marks a watershed moment: it is the company’s first anchor partnership with a tech giant and provides strong validation of Nebius’s positioning in the AI cloud sector.
Following the deal’s unveiling, NBIS shares soared — jumping as much as 44 % in after-hours trading — propelled by investor optimism and expectations of accelerating growth. The stock even hit a record high of $115.06, reinforcing the sense that the market is re-rating Nebius’s future potential.
What makes this move especially compelling is that Nebius operates in the AI infrastructure / cloud / “neocloud” sector — a domain where demand is surging as generative AI, large models, and GPU computing needs proliferate. Many analysts view Nebius as a rising star that complements chip makers like Nvidia (ticker: NVDA, listed on NASDAQ, sector: Semiconductors / AI Hardware). Indeed, Nvidia has acquired a stake in NBIS, further linking the two names in investors’ minds.
Earlier this month, Wall Street firms began adjusting their ratings upward: Northland raised its price target to $206 from $77, citing the Microsoft deal as a re-rating catalyst. Meanwhile, Seaport Research initiated coverage with a “Neutral” rating, noting that while demand from hyperscalers remains robust, long-term differentiation and consolidation will matter. Other analysts upgraded NBIS from “Sell” to “Hold”, while the consensus from multiple firms is now “Buy” with an average target near $91.20 — though many see substantially higher upside.
Underlying the excitement is Nebius’s financial performance. In Q2 2025, the company reported revenue of $105.10 million, far surpassing consensus estimates, and delivered an EPS of –$0.38, improving on expectations of –$0.41. The year-over-year growth rate was extraordinary — revenue surged 625 % compared to the prior year — demonstrating the insatiable demand for AI compute and cloud infrastructure. Analysts also highlight that the adjusted EBITDA for its core business turned positive ahead of schedule, hinting at strong capital efficiency gains as Nebius scales.
On the investor side, activity and sentiment have also picked up steam. Confluence Investment Management bought 5,230 shares, valued at roughly $289,000, signaling institutional confidence at these levels. Retail investors and financial communities are buzzing, drawing comparisons with other AI infrastructure darlings. Social media discussions and financial media coverage are amplifying the momentum even further.
But the story is not without risks. Valuations are already lofty, and execution on this massive Microsoft contract will be critical. Some analysts caution about potential dilution from future capital raises, challenges in scaling GPU capacity, and fierce competition in the high-stakes AI infrastructure sector. Seaport noted that business models and capital discipline will ultimately determine the winners.
Still, in a market dominated by AI narratives, NBIS is emerging as a key “infrastructure bet” rather than just another speculative play. Investors seeking exposure to Microsoft’s cloud growth and the broader AI boom may view Nebius as one of the few pure plays combining scale, validation, and aggressive expansion.
Nebius has hinted that this Microsoft agreement could be the first of several marquee deals with leading AI labs and big tech companies. That possibility alone is enough to keep momentum traders, long-term bulls, and industry watchers glued to NBIS.