Defiance Daily Target 2X Long IREN ETF is trading 3.1% up today, amplifying strength in its underlying IREN Limited shares. - The positive movement follows Jefferies' initiation of coverage on IREN Limited, spotlighting its transition from bitcoin mining to AI infrastructure, long-term deals with Microsoft and Nvidia, and a recent European acquisition. - The ETF, designed to deliver approximately twice the daily performance of IREN's stock, is performing as expected. - Broader positive sentiment in cryptocurrency-related and high-beta technology sectors also contributed to the gains.