Ellendale S21 Pro miner swap
Company: Marathon Digital
What the later record shows
Outcome not yet confirmed
The 10-K shows Ellendale at 180 MW and 10.5 EH/s energized. No passage mentions the S19 XP to S21 Pro swap or when it finished.
Checked October 25, 2026 against filings, releases and reporting published after the claim was made. Quotes are verbatim from the linked documents.
The claim, verbatim
At the hosted Ellendale site, MARA is replacing 33,000 S19 XPs with S21 Pros, adding about 2.0 EH/s, and expects to complete the transition by the end of November.
Source (primary)
marathon-digital 8-K exhibit (ex99-1.htm) (SEC EDGAR (8-K Ex), press_release)
View cached copy (2026-10-25)Live source ↗
Quote: “we are adding approximately 2.0 EH/s of hash rate in Ellendale as we replace 33,000 S19 XPs with S21 Pros. We expect to complete the transition by the end of November.”
How we checked this
This claim has not yet been checked assertion-by-assertion against its source. It carries a cited source and quote, but the deeper check has not run. When it does, the result appears here whatever it says.
Additional evidence
confirms marathon-digital 8-K exhibit (ex99-1.htm)
Quote: “we are adding approximately 2.0 EH/s of hash rate in Ellendale as we replace 33,000 S19 XPs with S21 Pros. We expect to complete the transition by the end of November.”