IREN Stock (NASDAQ: IREN) News Today, Dec. 15, 2025: Paul Tudor Jones Trims Stake as Analysts Watch the Microsoft AI Cloud Rollout
IREN Limited shares fell about 9% to $36.53 late Monday morning, extending a volatile pullback after a strong 2025 rally. Tudor Investment trimmed its IREN stake by over 90% following major gains, while B. Riley maintained a Buy rating and called the decline a buying opportunity. The moves follow Microsoft’s $9.7 billion AI cloud deal with IREN announced in November.