Group 1 - IREN Ltd. has achieved a new all-time high, extending its winning streak to four consecutive days, driven by a price target upgrade from an investment firm and optimism in the AI sector [1][3] - The stock reached a 52-week peak of $33.64 during the session, closing just 1 cent lower, marking an increase of 11.39 percent [2] - BTIG raised its price target for IREN Ltd. to $32 from $22 while maintaining a "buy" recommendation, reflecting positive market sentiment [3] Group 2 - The company's expansion of its GPU portfolio included the acquisition of 9,000 Nvidia GPUs, increasing total ownership to 10,900 units, a fivefold increase from 2,000 GPUs in early 2024 [4] - IREN Ltd. is focusing on Bitcoin mining while also expanding its AI business by enhancing digital infrastructure to meet sector demands [4] - In August, revenues from IREN Ltd.'s AI cloud business grew by 4.34 percent to $2.4 million from $2.3 million in July [5]