Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
Bitfury Top HoldCo B.V. - 05 Oct 2026 SCHEDULE 13D/A Report for Cipher Digital Inc. Common Stock (CIFR)
- Filing manager
- Bitfury Top HoldCo B.V.
- Reporting owner
- V3 Holding Ltd
- Security
- Cipher Digital Inc. Common Stock
- Beneficially owned shares
- 54,671,694 shares
- Large-stake signal
-
Ownership
13%Beneficial ownership of this reported class.
Shares
54,671,694 sharesShares beneficially owned as disclosed.
Event date
05 Oct 2026Date tied to the ownership event or amendment.
Accepted by SEC
07 Oct 2026EDGAR acceptance date.
How to read this large-stake filing
- Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
- Compare this filing with the holder history and issuer page before treating the percentage as a current position.
- Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
- Class ownership
- 13%
- Symbol
- CIFR
- Shares outstanding
- 414,179,500 shares
- SEC form
- SCHEDULE 13D/A
- Accepted by SEC
- 07 Oct 2026, 16:18:00 UTC
- Event date
- 05 Oct 2026
- Prior SEC filing
- 04 Jun 2026
- Source filing
- View source filing
Ownership signal
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Subject security
Names, identifiers, and filing context for this profile.
2 source fields
Source evidence
Original filing metadata and source links for verification.
5 source fields
Key filing fact
Bitfury Top HoldCo B.V. disclosed 13% ownership in Cipher Digital Inc. Common Stock (CIFR) on 05 Oct 2026.
Key facts
- Bitfury Top HoldCo B.V. filed SCHEDULE 13D/A for Cipher Digital Inc. Common Stock (CIFR).
- Disclosed ownership: 13%.
- Date of event: 05 Oct 2026.
Change
- Previous schedule filing date: 04 Jun 2026.
- Current filing was accepted on 07 Oct 2026, 16:18.
Research use
- This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
- Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.
Evidence
Backed by Schedule 13D/13G
View source filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Disclosed reporting parties (4)
Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares owned | Sole voting power | Shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Bitfury Top HoldCo B.V. | 6.2% | 25,603,382 | 0 | 25,603,382 | /s/ Stijn Ehren | Stijn Ehren, Director | 0001884407 |
| Bitfury Group Ltd. | 6.2% | 25,603,382 | 0 | 25,603,382 | s/ Stijn Ehren | Stijn Ehren, Director | 0001887872 |
| V3 Holding Ltd | 13% | 54,671,694 | 0 | 54,671,694 | s/ Stijn Ehren | Stijn Ehren, Director | 0001887845 |
| Vavilovs Valerjis | 13% | 54,671,694 | 0 | 54,671,694 | /s/ Vavilovs Valerjis | Vavilovs Valerjis | 0001887811 |
CIK / CUSIP context first