TLDR
- IREN closes lower but rebounds after hours on Spain data center acquisition
- Nostrum deal gives IREN 490MW of secured grid-connected power in Spain
- Acquisition lifts IREN’s power portfolio to 5GW across global AI markets
- Spain entry strengthens IREN’s AI cloud expansion and regional delivery
- Nostrum team adds local development and operations support for AI data centers
IREN Limited (IREN) shares moved into Europe through a Spain data center deal, even as its stock ended lower after volatile trading. The company agreed to acquire Ingenostrum, S.L., known as Nostrum Group, to expand its artificial intelligence cloud platform. IREN closed at $56.85, down 6.77%, but rose after hours to $58.99, up 3.76%.
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IREN Limited, IREN
IREN Stock Rebounds After Late Selloff
IREN stock faced heavy pressure during the regular session after a sharp late selloff from above $72. The decline pushed the shares lower despite fresh expansion news from the company. However, after-hours trading showed a rebound as the stock recovered part of the day’s losses.
The move reflected a volatile session for a company tied to data centers and compute infrastructure. IREN has attracted market attention because it combines power assets, land, and cloud services. Besides, demand for large-scale computing capacity continues to shape the company’s growth plans.
The Spain deal added a fresh development angle after the stock’s regular-session weakness. IREN said the acquisition would support its global platform and strengthen its European position. Hence, the after-hours rebound followed news that expanded its long-term power pipeline.
Spain Deal Adds 490MW of Secured Power
IREN agreed to acquire Nostrum Group, a Spain-based next-generation data center developer. The deal gives IREN its first major platform in Europe. Moreover, it adds about 490MW of secured, grid-connected power in Spain.
The acquisition also increases IREN’s total power portfolio to 5GW. That figure includes secured sites and additional development capacity across key regions. Consequently, the company gains more room to serve enterprise demand across Europe.
Spain offers useful conditions for large-scale data center projects. The country has strong connectivity, renewable power resources, and a supportive permitting backdrop. Additionally, IREN expects these factors to help it develop artificial intelligence infrastructure at scale.
Nostrum Team Supports IREN’s AI Cloud Expansion
Nostrum brings local experience in development, engineering, construction, and operations. That team gives IREN direct market knowledge as it enters Spain. Besides, local execution capacity can help reduce delays during site development and project delivery.
IREN already operates as a vertically integrated artificial intelligence cloud provider. Its business connects data centers, power access, and GPU clusters for training and inference. Therefore, the Spain acquisition supports its plan to expand beyond North America.
The transaction still requires customary closing conditions before completion. However, IREN has positioned the deal as a strategic step into Europe. The company now gains a wider power base, stronger regional access, and a clearer growth path for cloud infrastructure.


