05:46 PM EST, 01/30/2025 (MT Newswires) -- Cipher Mining ( CIFR ) said late Thursday that SoftBank Group will invest $50 million to support its HPC data center development business, making it a "significant primary investor" in the firm.

SoftBank will buy about 10.4 million Cipher shares for $50 million, the company said.

Cipher Mining ( CIFR ) shares were up about 19% in after-hours activity.