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.
The Cipher Mining Inc. (CIFR) SEC filings page on Stock Titan provides structured access to the company’s regulatory documents, including current reports, proxy materials and debt-related agreements. Cipher is a Nasdaq-listed company that develops and operates industrial-scale data centers for bitcoin mining and high-performance computing (HPC) hosting, and its filings offer detailed insight into how these activities are financed and governed.
Investors can review Form 8-K current reports that describe material definitive agreements, such as the indenture and supplemental indenture governing 7.125% senior secured notes due 2030 issued by Cipher Compute LLC, a wholly owned indirect subsidiary. These filings outline maturity, interest payments, amortization schedules, redemption terms, covenants and completion guarantees tied to the Barber Lake high-performance computing data center near Colorado City, Texas.
The filings set also includes 8-Ks covering recognition agreements and data center leases with Fluidstack USA II Inc. and Google LLC, as well as amended and restated warrant agreements under which Google holds warrants to purchase Cipher common stock. Other current reports address warrant redemptions, executive appointments and retirements, earnings releases, and illustrative financial information for major projects.
Cipher’s DEF 14A proxy statement describes governance matters such as the proposed amendment to increase authorized common stock, the conduct of a virtual special meeting and voting procedures. Through Stock Titan, users can access these filings as they are posted to EDGAR and use AI-powered summaries to quickly interpret key terms in 10-Ks, 10-Qs, 8-Ks, proxy statements and related exhibits, as well as track capital structure changes, debt obligations and material contracts relevant to CIFR.
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.