[Bitcoin Mining Companies Invest $5.1 Billion in AI, Rapid Revenue Growth] According to Cointelegraph, BlocksBridge data shows that 15 Bitcoin mining companies had capital expenditures of $30.7 billion in the first half of 2026, with 9 companies investing $5.1 billion in asset purchases. Revenue from AI and HPC businesses reached $341.2 million in the first half of the year, with second-quarter revenue hitting $205.8 million, a quarter-over-quarter increase of 52%. Companies like Core Scientific and TeraWulf achieved revenue growth.