Bitmain S21 Pro miners purchase price
Company: Cipher Mining
What the later record shows
Not a promise: a reported event · happened June 5, 2024
The purchase price is a term of the Supplemental Agreement signed June 5, 2024. It is not a forward commitment, and the August 2024 10-Q repeats it.
“The purchase price for the Bitmain Miners under the Supplemental Agreement is $134.3 million.”
2024-08-12 · Cipher Mining 10-Q filed 2024-08-13 View cached copy (2026-08-31)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
The purchase price for 30,364 Antminer S21 Pro miners from Bitmain is $134,287,826.40
Source (primary)
Cipher Mining 8-K filed 2024-06-10 (SEC EDGAR, sec_filing)
View cached copy (2026-08-31)Live source ↗
Quote: “The purchase price for the Bitmain Miners under the Supplemental Agreement is $134,287,826.40”
How we checked this
Checked on October 11, 2026. The cited source supports every part of this claim.
The filing defines the Bitmain Miners as 30,364 S21 Pro units and states their purchase price is $134,287,826.40.
Confirmed in the source:
- The Bitmain Miners are 30,364 Antminer S21 Pro miners
- The purchase price for the Bitmain Miners under the Supplemental Agreement is $134,287,826.40
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000119312524158407/d846288d8k.htm) in full (6,240 characters, retrieved August 31, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Cipher Mining 8-K filed 2024-06-10
Quote: “The purchase price for the Bitmain Miners under the Supplemental Agreement is $134,287,826.40”