Cipher Mining Announces April 2025 Operational Update Including 174 BTC Mined

Cipher Mining Inc. (NASDAQ:CIFR) ("Cipher" or the "Company") today released its unaudited production and operations update for April 2025.

Key Highlights

Key Metrics	April 2025
BTC Mined1	174
BTC Sold	350
BTC Held2	855
Deployed Mining Rigs	75,000
Month End Operating Hashrate (EH/s)	13.5
Month End Fleet Efficiency (J/TH)	18.9

1 Includes April power sales estimates (based on current meter data and nodal prices) equivalent to ~3 bitcoin (using month-end bitcoin price of $94,808) and ~24 BTC mined at JV data centers representing Cipher's ownership

2 Includes ~379 BTC pledged as collateral

Management Commentary for April

Cipher delivered solid production in April despite a three-day planned shutdown at Odessa by the Company's power provider for on-site maintenance. Under the terms of the power purchase agreement, Cipher's power provider is entitled to 5% curtailment hours per annum at the site. Looking ahead, Cipher's earnings call is scheduled for Tuesday, May 6th at 8:00 a.m. Eastern Time, at which point the Company will share a business update. The live webcast and a webcast replay of the conference call can be accessed from the investor relations section of Cipher's website at https://investors.ciphermining.com. To access this conference call by telephone, register here to receive dial-in numbers and a unique PIN to join the call.

Bitcoin Production and Operations Updates for April 2025

Cipher produced ~1741 BTC in April. As part of its regular treasury management process, Cipher sold ~350 BTC in April, ending the month with a balance of ~8552 BTC.