Bitfury equity ownership and control
Company: Cipher Mining
The claim, verbatim
Following the Business Combination, Bitfury Top HoldCo and Bitfury Holding B.V. beneficially own approximately 83.4% of Company's common stock with sole voting and dispositive power
Source (primary)
Cipher Mining 424B3 filed 2021-11-18 (SEC EDGAR, sec_filing)
View cached copy (2026-09-13)Live source ↗
Quote: “Bitfury Top HoldCo (together with Bitfury Holding B.V., a subsidiary of Bitfury Top HoldCo, and referred to herein as "Bitfury Holding") beneficially owned approximately 83.4% of the Company's common stock with sole voting and sole dispositive power over those shares”
How we checked this
Checked on September 22, 2026. The cited source supports every part of this claim.
The document states Bitfury Top HoldCo (together with Bitfury Holding B.V.) beneficially owned approximately 83.4% with sole voting and sole dispositive power.
Confirmed in the source:
- Following the Business Combination, Bitfury Top HoldCo together with Bitfury Holding B.V. beneficially owned approximately 83.4% of the Company's common stock
- Bitfury held those shares with sole voting and sole dispositive power
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000119312521333260/d262832d424b3.htm) in full (295,299 characters, retrieved September 13, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Cipher Mining 424B3 filed 2021-11-18
Quote: “Bitfury Top HoldCo (together with Bitfury Holding B.V., a subsidiary of Bitfury Top HoldCo, and referred to herein as "Bitfury Holding") beneficially owned approximately 83.4% of the Company's common stock with sole voting and sole dispositive power over those shares”