Welcome to our dedicated page for Cipher Digital SEC filings (Ticker: CIFR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Cipher Digital Inc. filings document a Nasdaq-listed data center operator transitioning from its former Cipher Mining Inc. identity to an HPC-focused infrastructure business. The company’s Form 8-K reports cover operating results, Regulation FD presentations, material agreements, and capital-structure matters connected to data center development and financing.
Recent filings also record the February 2026 charter and bylaw amendments that changed the company name to Cipher Digital Inc., while keeping the CIFR trading symbol. Other disclosures include a revolving credit agreement, senior secured notes issued through Black Pearl Compute LLC, registered common stock information, and proxy materials addressing board matters, shareholder voting, executive compensation, and governance.
Cipher Mining insider disposals totaled 2,700,000 shares across multiple transactions on September 18–22, 2025, by reporting entities tied to majority owner Valerijs Vavilovs. The Form 4 shows six non-derivative sale events: 900,000 shares at a weighted average $11.7859, 849,199 at $12.3497, 50,801 at $12.7502, 697,769 at $12.5879, 192,269 at $13.7075 and 9,962 at $14.1491. After these reported sales, the group’s combined beneficial ownership is reported as 76,742,259 shares, held indirectly through entities including V3 Holding Ltd, Bitfury Top HoldCo B.V., Bitfury Holding B.V., Bitfury Group Ltd and Vavilovs personally. Footnotes describe ownership relationships and provide price ranges for the multiple trades.
Cipher Mining Inc. Schedule 13D Amendment No. 15 updates beneficial ownership and recent open-market sales by related reporting persons. As of September 17, 2025, the filing reports ownership figures based on 393,282,654 shares outstanding: V3 Holding Ltd and related person Vavilovs Valerijs are shown with 79,442,259 shares (20.2%), Bitfury Top HoldCo B.V. and related entities are shown with up to 44,033,104 shares (11.2%), and Bitfury Holding B.V. holds 4,821,560 shares (1.2%). The amendment discloses recent open-market sales totaling 6,600,000 shares between September 8 and September 17, 2025, by Bitfury Top HoldCo and V3 at volume-weighted average prices ranging from $7.4788 to $11.7694 per share. The filing also attaches a joint filing agreement as an exhibit.
Cipher Mining insiders associated with Bitfury and Valerijs Vavilovs reported multiple open-market sales totaling 2,700,000 shares of Cipher Mining common stock across several transactions. The reported weighted-average sale prices ranged roughly from $10.80 to $12.37, and the filings show the reporting persons retain beneficial ownership of approximately 79.44 million to 81.24 million shares following each reported transaction, reflecting retained large positions held indirectly through a linked ownership structure.
The disclosures identify the reporting parties as V3 Holding Ltd, Bitfury Top HoldCo B.V., Bitfury Holding B.V., Bitfury Group Ltd and Valerijs Vavilovs and explain the ownership chain that links these entities and individuals, with statements disclaiming beneficial ownership except to the extent of pecuniary interest.
Cipher Mining Inc. insider Patrick Arthur Kelly, who serves as Co-President and COO, reported the sale of 44,870 shares of CIFR common stock on 09/15/2025. The sales were executed under a Rule 10b5-1 trading plan adopted on May 12, 2025, with execution prices ranging from $10.50 to $11.28 and a reported weighted average price of $10.80. After the reported disposition, the reporting person beneficially owns 1,044,390 shares, held directly. The Form 4 was signed by an attorney-in-fact on 09/16/2025. The filer notes availability of detailed per-trade pricing information upon request.
Cipher Mining Inc. (CIFR) Form 144 notice reports a proposed sale of 44,870 common shares through Fidelity Brokerage Services with an aggregate market value of $484,755.78. The shares were acquired on 09/13/2023 from the issuer as restricted stock vesting and were received as compensation. The filing lists an approximate date of sale of 09/15/2025 and indicates 393,282,654 shares outstanding for the issuer. The notice also discloses a related sale by Patrick A. Kelly of 44,871 common shares on 08/15/2025 for gross proceeds of $233,304.50. Broker for the proposed sale is Fidelity Brokerage Services LLC. The filer attests there is no undisclosed material adverse information.