IREN Ltd Announces Delivery of Horizon 1 to Microsoft, NVIDIA Exemplar Status

What Happened
On August 13, 2026, IREN Limited filed a Form 8-K (Item 7.01, Regulation FD disclosure) and issued a press release announcing the delivery to — and acceptance by — Microsoft of its product "Horizon 1." The press release also states that IREN achieved NVIDIA Exemplar Cloud Status for the GB300 NVL72 platform. The press release is attached to the 8-K as Exhibit 99.1.

Key Details

• Filed Form 8-K on August 13, 2026 under Item 7.01 (Regulation FD Disclosure).
• Product delivered and accepted: Horizon 1 — recipient: Microsoft.
• Technical recognition: NVIDIA Exemplar Cloud Status achieved for GB300 NVL72.
• Press release attached as Exhibit 99.1 to the 8-K.

Why It Matters
These disclosures document concrete commercial and technical milestones: acceptance of Horizon 1 by Microsoft and NVIDIA’s Exemplar designation for IREN’s GB300 NVL72. The filing does not include financial results or quantify revenue/terms, so investors should view this as a company update on product adoption and platform recognition rather than a financial performance statement.