Bitcoin Mining Stocks IREN and Cipher Mining Jump Over 10% After Nvidia Reports Strong Q3 Earnings
Shares of Bitcoin mining companies IREN and Cipher Mining surged in after-hours trading on November 20, 2025, following Nvidia's announcement of third-quarter earnings that surpassed analyst expectations. IREN stock climbed 10.08% to $50.45, while Cipher Mining gained 12.93% to $16.51. Both firms are transitioning from traditional cryptocurrency mining to AI data center operations, leveraging demand for GPU compute capacity through partnerships with Microsoft and Google-affiliated entities.