[Bitcoin Mining Firm Cipher Digital Sells 1,619 BTC, Incurs $47 Million Loss] According to Cryptoslate, Bitcoin mining firm Cipher Digital sold 1,619 BTC for $123.4 million, confirming a loss of $47.7 million. Filed documents show interest expenses of $66.7 million, while mining revenue stood at $24.8 million, with a ratio of approximately 2.7:1. As of the end of June, Cipher held 646 BTC valued at $37.8 million. Quarterly mining revenue declined compared to $43.6 million in the same period last year, with a Q2 loss of $23.5 million.