Pro forma miner fleet efficiency Q1 2025
Company: TeraWulf
What the later record shows
Delivered on time · happened March 31, 2025
The company reported 18.0 J/TH fleet efficiency in Q1 2025, at or better than the 18.2 J/TH pro forma target.
“Efficient Mining Fleet Achieved an 18 J/TH fleet efficiency in Q1 2025”
2025-05-08 · Investor Presentation View cached copy (2026-10-06)Live source ↗
“Fleet Efficiency (2) 25.4 J/TH 18.0 J/TH 1Q 24 Current As of March 31, 2025”
2025-05-08 · Investor Presentation View cached copy (2026-10-06)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
Pro forma miner fleet efficiency of 18.2 J/TH following S21 Pro deployment
Source (primary)
Nautilus Sale Announcement (IR page (investors.terawulf.com), ir_presentation)
View cached copy (2026-09-01)Live source ↗Archive.org ↗
Quote: “18.2 J/TH Pro Forma Miner Efficiency”
How we checked this
Checked on October 10, 2026. The cited source supports every part of this claim.
The deck lists 18.2 J/TH as pro forma fleet efficiency for the upgraded fleet. That fleet includes the new S21 Pro miners in MB-5.
Confirmed in the source:
- Pro forma miner fleet efficiency is 18.2 J/TH
- This efficiency reflects the fleet upgrade including deployment of S21 Pro miners
What we did: Read our cached copy of IR page (investors.terawulf.com) (https://d1io3yog0oux5.cloudfront.net/_0c87b48cb4d1c6967968c7d0c3e5933d/terawulf/db/2396/23300/pdf/WULF_Nautilus_Sale_Announcement_Deck_%2810-03-24%29vF.pdf) in full (14,394 characters, retrieved September 1, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Nautilus Sale Announcement
Quote: “18.2 J/TH Pro Forma Miner Efficiency”
confirms Investor Presentation
Quote: “Efficient Mining Fleet Achieved an 18 J/TH fleet efficiency in Q1 2025”