McLennan Site option exercised
Company: Cipher Mining
The claim, verbatim
Exercised option in February 2026 to acquire special purpose entity holding right to purchase McLennan Site
Source (primary)
Cipher Mining 10-K filed 2026-02-24 (SEC EDGAR, sec_filing)
View cached copy (2026-08-31)Live source ↗
Quote: “In February 2026, we exercised the option to acquire the special purpose entity holding the right to purchase the McLennan Site, and acquired such rights.”
How we checked this
Checked on September 16, 2026. The cited source supports every part of this claim.
The 10-K states exactly this in its Site Pipeline discussion of the McLennan Site.
Confirmed in the source:
- Cipher exercised the option in February 2026 to acquire the special purpose entity holding the right to purchase the McLennan Site
- Cipher acquired those rights
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000181998926000009/cifr-20251231.htm) in full (477,779 characters, retrieved August 31, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Cipher Mining 10-K filed 2026-02-24
Quote: “In February 2026, we exercised the option to acquire the special purpose entity holding the right to purchase the McLennan Site, and acquired such rights.”