Barber Lake Facility for Fluidstack
Company: Cipher Mining - Project: Barber Lake Facility
What the later record shows
The date slipped · new target December 31, 2026
The September 2026 amendment moved first rent commencement to Q4 2026. Data halls will now be delivered through Q1 2027, so commencement did not occur in September 2026.
“Rent will commence for each data hall as it is delivered, with the first rent commencement expected to occur during the fourth quarter of 2026.”
2026-09-24 · Cipher Mining 8-K filed 2026-09-25 View cached copy (2026-09-26)Live source ↗
Checked October 10, 2026 against filings, releases and reporting published after the claim was made. Quotes are verbatim from the linked documents.
The claim, verbatim
Company is building Barber Lake Facility for Fluidstack USA II Inc. with expected commencement September 2026
Source (primary)
Cipher Mining 10-Q filed 2026-05-05 (SEC EDGAR, sec_filing)
View cached copy (2026-08-31)Live source ↗
Quote: “The Company is in the process of building the Barber Lake Facility for Fluidstack USA II Inc. ("Fluidstack"), with an expected commencement date of September 2026.”
How we checked this
Checked on October 11, 2026. The cited source supports every part of this claim.
Note 1 of the 10-Q states the company is building the Barber Lake Facility for Fluidstack USA II Inc. with an expected commencement date of September 2026. Note 12 repeats that delivery to Fluidstack is expected by September 2026.
Confirmed in the source:
- The company is in the process of building the Barber Lake Facility
- The Barber Lake Facility is being built for Fluidstack USA II Inc.
- The expected commencement date is September 2026
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000181998926000028/cifr-20260331.htm) in full (187,409 characters, retrieved August 31, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Cipher Mining 10-Q filed 2026-05-05
Quote: “The Company is in the process of building the Barber Lake Facility for Fluidstack USA II Inc. ("Fluidstack"), with an expected commencement date of September 2026.”
delays Cipher Mining 8-K filed 2026-09-25
Quote: “Rent will commence for each data hall as it is delivered, with the first rent commencement expected to occur during the fourth quarter of 2026.”
