Bitcoin mining firm Cipher Mining increases its convertible senior notes offering to $1.1 billion

Bitcoin mining company Cipher Mining (NASDAQ: CIFR) announced that it has priced $1.1 billion of 0.00% convertible senior notes due 2031, to be offered in a private placement. The offering size was increased from the previously announced $800 million note offering. The issuance and sale of the notes is expected to close on September 30, 2025. Cipher has granted the initial purchasers of the notes a 13-day option to purchase up to an additional $200 million in aggregate principal amount of the notes. Cipher expects the offering to generate approximately $1.08 billion in net proceeds. Cipher plans to use approximately $70 million of the net proceeds to cover call option transaction costs and the remainder to fund the construction of its Barber Lake data center facility, accelerate the deployment of its 2.4 GW high-performance computing (HPC) strategy, continue to expand its development project pipeline, and for general corporate purposes. (Globenewswire)