Core42 72.5 MW lease
Company: TeraWulf - Project: Lake Mariner Anthropic AI Factory
What the later record shows
Delivered late · happened March 31, 2026
The Core42 capacity (72.5 MW gross / 60 MW critical IT) was only 18 MW online at 2025 year-end. It was fully energized and generating revenue by March 31, 2026.
“as of December 31, 2025 the Lake Mariner Data Campus operated 245 MW of legacy bitcoin mining capacity and had 18 critical IT MW of HPC capacity”
2026-02-27 · View 10-K PDF View cached copy (2026-09-01)Live source ↗Archive.org ↗
“60 MW of critical IT capacity energized and generating revenue as of March 31, 2026.”
2026-05-07 · terawulf 8-K exhibit (a_wulfearningsreleaseq1202.htm) View cached copy (2026-09-08)Live source ↗
Checked October 9, 2026 against filings, releases and reporting published after the claim was made. Quotes are verbatim from the linked documents.
The claim, verbatim
Core42 leases 72.5 MW of gross HPC hosting capacity at Lake Mariner in 2025.
Source (primary)
Q2 Earnings Update Presentation (IR page (investors.terawulf.com), ir_presentation)
View cached copy (2026-10-06)Live source ↗
Quote: “Core42: 72.5 MW in 2025”
How we checked this
Checked on October 13, 2026. The cited source supports every part of this claim.
The document lists a Core42 lease for 72.5 MW at Lake Mariner, describes it as 72.5 MW of gross contracted HPC hosting capacity, and shows Core42 at 72.5 MW in 2025 in its capacity overview.
Confirmed in the source:
- Core42 leases 72.5 MW
- The 72.5 MW is gross contracted HPC hosting capacity
- The Core42 lease is at Lake Mariner
- The Core42 capacity is scheduled for 2025
What we did: Read our cached copy of IR page (investors.terawulf.com) (https://d1io3yog0oux5.cloudfront.net/_26c9692236622f11a71632d61560402c/terawulf/db/2396/23302/pdf/WULF_Q2_2025_Investor_Update_%28Aug_2025%29vF.pdf) in full (17,599 characters, retrieved October 6, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Q2 Earnings Update Presentation
Quote: “Core42: 72.5 MW in 2025”
confirms View 10-K PDF
Quote: “as of December 31, 2025 the Lake Mariner Data Campus operated 245 MW of legacy bitcoin mining capacity and had 18 critical IT MW of HPC capacity”
confirms terawulf 8-K exhibit (a_wulfearningsreleaseq1202.htm)
Quote: “60 MW of critical IT capacity energized and generating revenue as of March 31, 2026.”