Bitfury Top HoldCo B.V. → Cipher Mining Inc. CIFR

Stake: 20.20% Shares: 79,442,259 CUSIP: 17253J106 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

7 13D/G filings on this issuer

6 other filings besides this one

Filer Track Record

7 filings by this filer

6 other filings in the data moat

Short Interest · settle 2026-07-15

DTC 2.40

56,099,030 shares short · +3.9% vs prior

Institutional Consensus · 2025-12-31

Held by elite portfolio managers

1 holder · $49.87M

Point72 Asset Mgmt

Post-Filing Returns · since 2025-09-15 on CIFR

+1 day

+6.1%

+5 days

+28.7%

+30 days

+93.8%

+60 days

+32.4%

+90 days

+35.9%

+180 days

+39.5%

Anchor price 10.85 on closest trading day on/after 2025-09-15. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Other 13D/G Filings on Cipher Mining Inc.

Filed	Form	Filer	Stake	Shares
2026-06-04	SCHEDULE 13D/A	Bitfury Top HoldCo B.V.	14.60%	28,643,382	view →
2026-05-18	SCHEDULE 13D/A	Bitfury Top HoldCo B.V.	—	30,443,382	view →
2026-05-13	SCHEDULE 13D/A	Bitfury Top HoldCo B.V.	—	30,443,382	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.

Filed	Form	Issuer	Stake	Shares
2026-06-04	SCHEDULE 13D/A	Cipher Digital Inc. CIFR	14.60%	28,643,382	view →
2026-05-18	SCHEDULE 13D/A	Cipher Digital Inc. CIFR	—	30,443,382	view →
2026-05-13	SCHEDULE 13D/A	Cipher Digital Inc. CIFR	—	30,443,382	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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