Shares of IREN and TeraWulf rose in pre-market trading following announcements of significant debt offerings aimed at funding expansion projects. IREN completed a $1 billion private offering of 0.00% convertible senior notes due 2031, achieving a 42.5% conversion premium and securing $979 million in net proceeds. Meanwhile, TeraWulf revealed a $3.2 billion senior secured notes offering to support the expansion of its Lake Mariner data center in New York.