Exaion 64% stake acquisition for AI and HPC capabilities
Company: Marathon Digital
The claim, verbatim
MARA closed an investment acquiring a 64 percent stake in Exaion to expand capabilities for sovereign-grade AI and high-performance computing.
Source (primary)
marathon-digital 8-K exhibit (q425shareholderletter.htm) (SEC EDGAR (8-K Ex), press_release)
View cached copy (2026-09-13)Live source ↗
Quote: “We closed our investment in Exaion, expanding our capabilities and positioning MARA to participate directly in sovereign-grade AI and high-performance computing opportunities.”
How we checked this
Checked on September 21, 2026. The cited source supports every part of this claim.
The document lists the 64% Exaion stake and describes it as positioning MARA for sovereign-grade AI and HPC.
Confirmed in the source:
- MARA acquired a 64 percent stake in Exaion
- The Exaion investment expands capabilities for sovereign-grade AI and high-performance computing
What we did: Read our cached copy of SEC EDGAR (8-K Ex) (https://www.sec.gov/Archives/edgar/data/1507605/000150760526000004/q425shareholderletter.htm) in full (37,583 characters, retrieved September 13, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms marathon-digital 8-K exhibit (q425shareholderletter.htm)
Quote: “We closed our investment in Exaion, expanding our capabilities and positioning MARA to participate directly in sovereign-grade AI and high-performance computing opportunities.”