IREN Ltd Announces Acquisition Close; Registers 11.98M Shares

What Happened

• IREN Limited announced that the previously announced acquisition of Mirantis, Inc. closed on August 3, 2026, and the company issued a press release on August 4, 2026 announcing the closing.
• On August 4, 2026 IREN filed a prospectus supplement under its registration statement (Form S-3/F-3, originally filed Jan 21, 2025; amended Aug 25, 2025) to register the resale from time to time by certain selling shareholders of up to an aggregate of 11,981,668 ordinary shares. The resale registration satisfies registration rights granted under the Agreement and Plan of Merger dated May 4, 2026 among IREN, Kube Merger Sub Inc. and Mirantis, Inc.
• A legal opinion from Australian counsel Allens regarding the validity of the Shares was filed as Exhibit 5.1 and incorporated by reference.

Key Details

• Acquisition closed: August 3, 2026 (press release dated August 4, 2026).
• Prospectus supplement filed: August 4, 2026, covering resale of up to 11,981,668 ordinary shares.
• Merger agreement date: May 4, 2026; parties include IREN, Kube Merger Sub Inc., and Mirantis, Inc.
• Legal opinion: Allens’ opinion on validity of the Shares filed as Exhibit 5.1.

Why It Matters

• The filing confirms completion of the Mirantis acquisition, a corporate event that may affect IREN’s strategy and operations going forward.
• The registered resale of up to 11,981,668 shares gives selling shareholders the ability to sell shares into the market, which could increase the number of shares available for trading.
• The Allens legal opinion addresses share validity, and the prospectus supplement formalizes the mechanics for resale under the merger agreement.
• This 8-K does not include financial results; investors should look for subsequent filings or disclosures for impacts on revenue, earnings, or balance sheet details.