TeraWulf plans to issue convertible bonds to raise $400 million, increasing Google's stake to 14% According to The Block, Bitcoin mining company TeraWulf plans to raise $400 million by issuing convertible bonds due in 2031 to support data center expansion and related transactions. Cloud computing provider Fluidstack has expanded its leasing scale in Lake Mariner Park to 160 megawatts, with Google providing $320 million in financing support and increasing its stake in TeraWulf to 14%.