Cathedra Bitcoin and Sphere 3D have reached a full stock transaction merger agreement. The new company after the merger will retain the Sphere 3D name and operate data centers in multiple states, with plans to expand operational capabilities and develop AI and high-performance computing services.

Canaan Inc. announced the acquisition of a 49% stake in Cipher Mining's Alborz, Bear, and Chief Mountain projects, with a transaction amount of approximately $39.75 million. The total power capacity is 120 MW, with a hash rate of about 4.4 EH/s, and they repurchased 6,840 mining machines.

Nasdaq-listed Bitcoin mining company CleanSpark announced it will acquire 447 acres of land in Texas and has signed a long-term power transmission infrastructure expansion agreement, expected to be completed in the first quarter of 2026, aiming to develop a data center with a capacity of 600 MW to support AI and high-performance computing.

Bitcoin mining company Hut 8 recently increased its credit line with a leading US-based compliant CEX to $200 million, drawing market attention. This move not only enhances the company's financial flexibility but also further confirms its strategic shift towards artificial intelligence (AI) and high-performance computing (HPC). The relevant documents have been filed with the U.S. Securities and Exchange Commission, and the credit funds will mainly be used for general corporate operations and strategic expansion. In a context where most mining companies are under pressure due to Bitcoin halving and rising energy costs, Hut 8 continues to strengthen its fundamentals. The increase in credit line follows its long-term agreement of $7 billion signed in December last year with AI cloud computing service provider Fluidstack. Under the agreement, Hut 8 will provide 245 MW of power over 15 years to build large-scale AI data centers, regarded as a landmark case of crypto-native enterprises integrating with AI infrastructure.

ChainCatcher News, TeraWulf Inc. (NASDAQ: WULF) and Fluidstack announced on December 18, 2025, the successful completion of the financing pricing for the 168 MW high-performance computing (HPC) joint venture project located in Abilene, Texas. The project will build a next-generation liquid-cooled artificial intelligence data center with a total power capacity of 240 MW. The funds raised will be used for construction, establishing reserves, and completing facility delivery, with an expected operational start in the second half of 2026.

Gate News Bot Message, December 18th, according to CoinMarketCap data, as of press time, RIVER (River) is currently priced at $2.99, up 25.50% in the past 24 hours, with a high of $8.55 and a low of $1.64. The 24-hour trading volume reached $25.7 million. The current market capitalization is approximately $58.5 million, an increase of $11.9 million from yesterday. ## Important recent news about RIVER: 1️⃣ **Bitcoin Mining Infrastructure Investment Drives Valuation Reassessment** Bitcoin mining company Hut 8 has signed a 15-year data center leasing agreement worth $7 billion with Fluidstack, leasing a 245 MW data center located in the River Bend park. The park can be expanded by up to an additional 1,000 MW in future phases. This move

Foresight News: Cryptocurrency mining company Hut 8 announces a partnership with Anthropic and Fluidstack. Hut 8 will utilize Fluidstack-operated high-performance clusters to develop and deliver at least 245 MW, with a maximum of 2295 MW, of AI data center infrastructure for Anthropic. Following this news, Hut 8's stock price surged over 13% in pre-market trading.

As the scale of mining in the crypto industry continues to shrink, Bitcoin miner and power supplier Greenidge Generation is accelerating the adjustment of its asset structure, announcing the sale of its remaining land and future 60 megawatt (MW) power service rights in Spartanburg, South Carolina. According to documents filed on Tuesday, the company is selling two parcels totaling 152 acres to a subsidiary of real estate investment giant Lightstone Group, and is also transferring the 60MW "initial load" power allocation rights for the site. The related power is expected to come online in September 2026.