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SCHEDULE 13D/A Filed 2026-05-13 Event 2026-05-11 SEC 0001123292-26-000662 →

Bitfury Top HoldCo B.V. Cipher Digital Inc. CIFR

Stake: Shares: 30,443,382 Class: Common Stock

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
6 13D/G filings on this issuer
5 other filings besides this one
Filer Track Record
6 filings by this filer
5 other filings in the data moat
Short Interest · settle 2026-04-30
DTC 2.39
55,953,074 shares short · +0.4% vs prior

Other 13D/G Filings on Cipher Digital Inc.

FiledFormFilerStakeShares
2026-05-18 SCHEDULE 13D/A Bitfury Top HoldCo B.V. 30,443,382 view →
2025-09-17 SCHEDULE Bitfury Top HoldCo B.V. 20.20% 79,442,259 view →
2025-08-11 SCHEDULE Bitfury Top HoldCo B.V. 23.10% 90,942,259 view →
2024-11-12 SC Bitfury Top HoldCo B.V. view →
2024-02-26 SC Bitfury Top HoldCo B.V. view →

Other Filings by Bitfury Top HoldCo B.V.

FiledFormIssuerStakeShares
2026-05-18 SCHEDULE 13D/A Cipher Digital Inc. 30,443,382 view →
2025-09-17 SCHEDULE Cipher Mining Inc. CIFR 20.20% 79,442,259 view →
2025-08-11 SCHEDULE Cipher Mining Inc. CIFR 23.10% 90,942,259 view →
2024-11-12 SC Cipher Mining Inc. CIFR view →
2024-02-26 SC Cipher Mining Inc. CIFR view →

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