Cipher Mining Announces September 2025 Operational Update
Cipher Mining (NASDAQ:CIFR) released an unaudited September 2025 operational update reporting production, fleet, and efficiency metrics.
Key September metrics: BTC mined ~251, BTC sold 158, BTC held ~1,500, deployed rigs 114,000, month-end operating hashrate 23.6 EH/s, and fleet efficiency 16.8 J/TH. Black Pearl Phase I reached full completion and delivers ~10.1 EH/s of self-mining hashrate. Construction is ongoing at Barber Lake. The release notes ~19 BTC from JV data centers and ~7 BTC equivalent from estimated power sales (using month-end BTC price $114,212).
Cipher Mining (NASDAQ:CIFR) ha pubblicato un aggiornamento operativo non auditato per settembre 2025 che riporta metriche di produzione, flotte e efficienza.
Metriche chiave di settembre: BTC estratti ~251, BTC venduti 158, BTC detenuti ~1.500, rig dispiegate 114.000, hashrate operativo di fine mese 23.6 EH/s, e efficienza della flotta 16.8 J/TH. Black Pearl Fase I ha raggiunto la piena completamento e fornisce ~10.1 EH/s di hashrate di mining autonomo. La costruzione è in corso a Barber Lake. Il rilascio segnala ~19 BTC dai data center della JV e ~7 BTC equivalenti dalle vendite di energia stimate (utilizzando il prezzo BTC di fine mese di 114.212 USD).
Cipher Mining (NASDAQ:CIFR) publicó una actualización operativa no auditable para septiembre de 2025 que reporta métricas de producción, flota y eficiencia.
Métricas clave de septiembre: BTC minado ~251, BTC vendido 158, BTC en reserva ~1.500, rigs desplegados 114.000, hashrate operativo de fin de mes 23.6 EH/s, y eficiencia de la flota 16.8 J/TH. Black Pearl Fase I alcanzó su plena finalización y entrega ~10.1 EH/s de hashrate de minería propia. La construcción continúa en Barber Lake. El comunicado señala ~19 BTC desde los data centers de la JV y ~7 BTC equivalentes provenientes de ventas de energía estimadas (utilizando el precio de BTC de fin de mes de 114.212 USD).
Cipher Mining (NASDAQ:CIFR)은 2025년 9월의 비감사 운영 업데이트를 발표하여 생산, 함대 및 효율성 지표를 보고했습니다.
9월의 주요 지표: 채굴된 BTC 약 251개, 팔린 BTC 158개, 보유 BTC 약 1,500개, 배치된 채굴기 114,000대, 월말 가동 해시레이트 23.6 EH/s, 함대 효율 16.8 J/TH. Black Pearl 1단계가 완공에 이르렀고 약 10.1 EH/s의 자가 채굴 해시레이트를 제공합니다. Barber Lake의 공사도 진행 중입니다. 발표 내용에는 JV 데이터 센터에서의 약 19 BTC와 추정 전력 판매로 인한 BTC 7개에 해당하는 수익이 포함되며(월말 BTC 가격 114,212달러 사용).
Cipher Mining ( NASDAQ:CIFR ) a publié une mise à jour opérationnelle non auditée pour septembre 2025, présentant les métriques de production, de flotte et d'efficacité.
Métriques clés de septembre : BTC miné ~251, BTC vendu 158, BTC détenu ~1.500, rigs déployés 114.000, hashrate opérationnel de fin de mois 23.6 EH/s, et efficacité de la flotte 16.8 J/TH. Black Pearl Phase I a atteint sa complétion et délivre ~10.1 EH/s de hashrate de minage autonome. La construction se poursuit à Barber Lake. Le communiqué indique ~19 BTC issus des data centers de la JV et ~7 BTC équivalents provenant des ventes estimées d'énergie (en utilisant le prix BTC de fin de mois de 114 212 USD).
Cipher Mining (NASDAQ:CIFR) hat ein ungeprüftes operatives Update für September 2025 veröffentlicht und berichtete über Produktion, Flotte und Effizienzkennzahlen.
Schlüsselkennzahlen für September: BTC gemined ~251, BTC verkauft 158, BTC gehalten ~1.500, ausgebaute Rig 114.000, End-of-Month-Betriebs-Hashrate 23.6 EH/s, und Flotteneffizienz 16.8 J/TH. Black Pearl Phase I hat die vollständige Fertigstellung erreicht und liefert ~10.1 EH/s an eigenständigem Minier-Hashrate. Die Bauarbeiten in Barber Lake sind im Gange. Die Veröffentlichung vermerkt ~19 BTC aus JV-Rechenzentren und ~7 BTC äquivalent aus geschätzten Stromverkäufen (unter Verwendung des Monatsend-BTC-Preises von 114.212 USD).
Cipher Mining (NASDAQ:CIFR) أصدرت تحديثاً تشغيلياً غير مدقق لشهر سبتمبر 2025 يذكر الإنتاج والأسطول ومقاييس الكفاءة.
المقاييس الأساسية لشهر سبتمبر: BTC مُنَت ~251، BTC مَباع ~158، BTC مُحتفظ ~1,500، معدات مُنتشرة 114,000، معدل الت التشغيل في نهاية الشهر 23.6 EH/s، وكفاءة الأسطول 16.8 J/TH. وصلت مرحلة Black Pearl Phase I إلى اكتمالها الكامل وتوفر ~10.1 EH/s من معدل التجزئة الذاتي للتعدين. جارٍ العمل في Barber Lake. تُشير النشرة إلى ~19 BTC من مراكز بيانات المشروع المشترك و ~7 BTC مكافئ من مبيعات الطاقة المقدرة (باستخدام سعر BTC في نهاية الشهر البالغ 114,212 دولاراً).
Cipher Mining (NASDAQ:CIFR) 公布了2025年9月的未经审计运营更新，报道产量、舰队和效率指标。
9月关键指标：挖出 BTC 约251，出售 BTC 158，持有 BTC 约1,500，部署的矿机 114,000 台，月末运营哈希率 23.6 EH/s，舰队效率 16.8 J/TH。Black Pearl 第一阶段达到全面完工，提供约 10.1 EH/s 的自主矿机哈希率。 Barber Lake 的施工仍在进行中。公告指出来自合资数据中心的约 19 BTC，以及来自估算电力销售的约 7 BTC 等值（使用月末 BTC 价格 114,212 美元）。
- Month-end operating hashrate of 23.6 EH/s
- Black Pearl Phase I completed and delivering 10.1 EH/s
- Deployed 114,000 mining rigs
- Sold 158 BTC in September, reducing available treasury BTC
- Fleet efficiency at 16.8 J/TH may reflect power or hardware competitiveness
NEW YORK, Oct. 07, 2025 (GLOBE NEWSWIRE) -- Cipher Mining Inc. (NASDAQ:CIFR) (“Cipher” or the “Company”) today released its unaudited production and operations update for September 2025.
Key Highlights
| Key Metrics | September 2025 |
| BTC Mined1 | 251 |
| BTC Sold | 158 |
| BTC Held | 1,500 |
| Deployed Mining Rigs | 114,000 |
| Month End Operating Hashrate (EH/s) | 23.6 |
| Month End Fleet Efficiency (J/TH) | 16.8 |
1 Includes September power sales estimates (based on current meter data and nodal prices) equivalent to ~7 bitcoin (using month-end bitcoin price of
Management Commentary for September
Black Pearl Phase I continued to scale in the month of September and has now reached full completion. Following the deployment of all latest-generation mining rigs, the Company has achieved a total self-mining hashrate of ~23.6 EH/s. With all previously outlined mining plans now fully executed, the Company continues to focus on the HPC side of the business.
Bitcoin Production and Operations Updates for September 2025
Cipher produced ~2511 BTC in September. As part of its regular treasury management process, Cipher sold ~158 BTC in September, ending the month with a balance of ~1,500 BTC.
The latest-generation miners at Black Pearl Phase I are now delivering ~10.1 EH/s of self-mining hashrate.
Construction underway at Barber Lake.
About Cipher
Cipher is focused on the development and operation of industrial-scale data centers for bitcoin mining and HPC hosting. Cipher aims to be a market leader in innovation, including in bitcoin mining growth, data center construction and as a hosting partner to the world's largest HPC companies. To learn more about Cipher, please visit https://www.ciphermining.com/.
Forward-Looking Statements
This press release contains certain forward-looking statements within the meaning of the federal securities laws of the United States. The Company intends such forward-looking statements to be covered by the safe harbor provisions for forward-looking statements contained in the Private Securities Litigation Reform Act of 1995 and includes this statement for purposes of complying with these safe harbor provisions. Any statements made in this press release that are not statements of historical fact, such as, statements about the Company’s beliefs and expectations regarding its planned business model and strategy, its bitcoin mining and HPC data center development, timing and likelihood of success, capacity, functionality and timing of operation of data centers, expectations regarding the operations of data centers, such as projected hashrate, and management plans and objectives, are forward-looking statements and should be evaluated as such. These forward-looking statements generally are identified by the words “may,” “will,” “should,” “expects,” “plans,” “anticipates,” “could,” “seeks,” “intends,” “targets,” “projects,” “contemplates,” “believes,” “estimates,” “strategy,” “future,” “forecasts,” “opportunity,” “predicts,” “potential,” “would,” “will likely result,” “continue,” and similar expressions (including the negative versions of such words or expressions).
These forward-looking statements are based upon estimates and assumptions that, while considered reasonable by Cipher and its management, are inherently uncertain. Such forward-looking statements are subject to risks, uncertainties, and other factors that could cause actual results to differ materially from those expressed or implied by such forward-looking statements. New risks and uncertainties may emerge from time to time, and it is not possible to predict all risks and uncertainties. Many factors could cause actual future events to differ materially from the forward-looking statements in this press release, including but not limited to: volatility in the price of Cipher’s securities due to a variety of factors, including changes in the competitive and regulated industry in which Cipher operates, Cipher’s evolving business model and strategy and efforts it may make to modify aspects of its business model or engage in various strategic initiatives, variations in performance across competitors, changes in laws and regulations affecting Cipher’s business, and the ability to implement business plans, forecasts, and other expectations and to identify and realize additional opportunities. The foregoing list of factors is not exhaustive. You should carefully consider the foregoing factors and the other risks and uncertainties described in the “Risk Factors” section of Cipher’s Annual Report on Form 10-K for the fiscal year ended December 31, 2024 filed with the Securities and Exchange Commission (“SEC”) on February 25, 2025, Cipher’s Quarterly Report on Form 10-Q for the quarterly period ended June 30, 2025 filed with the SEC on August 7, 2025, and in Cipher’s subsequent filings with the SEC. These filings identify and address other important risks and uncertainties that could cause actual events and results to differ materially from those contained in the forward-looking statements. Forward-looking statements speak only as of the date they are made. Readers are cautioned not to put undue reliance on forward-looking statements, and Cipher assumes no obligation and, except as required by law, does not intend to update or revise these forward-looking statements, whether as a result of new information, future events, or otherwise.
Website Disclosure
The company maintains a dedicated investor website at https://investors.ciphermining.com/ (“Investors’ Website”). Financial and other important information regarding the Company is routinely posted on and accessible through the Investors Website. Cipher uses its Investors’ Website as a distribution channel of material information about the Company, including through press releases, investor presentations, reports and notices of upcoming events. Cipher intends to utilize its Investors’ Website as a channel of distribution to reach public investors and as a means of disclosing material non-public information for complying with disclosure obligations under Regulation FD. In addition, you may sign up to automatically receive email alerts and other information about the Company by visiting the “Email Alerts” option under the Investors Resources section of Cipher’s Investors’ Website and submitting your email address.
Contacts:
Investor Contact:
Courtney Knight
Head of Investor Relations at Cipher Mining
Courtney.knight@ciphermining.com
Media Contact:
Ryan Dicovitsky
Dukas Linden Public Relations
CipherMining@DLPR.com
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1 Includes September power sales estimates (based on current meter data and nodal prices) equivalent to ~7 bitcoin (using month-end bitcoin price of
Photos accompanying this announcement are available at:
https://www.globenewswire.com/NewsRoom/AttachmentNg/8c3d3a2e-5c50-4f37-9e0c-ed78c5d42a7d
https://www.globenewswire.com/NewsRoom/AttachmentNg/d9a73d46-53b9-4314-84f6-71c86c50f299
FAQ
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What production contribution did joint-venture data centers provide in September 2025 for CIFR?
What operational milestones did Cipher Mining (CIFR) announce for Black Pearl Phase I in September 2025?
