SCHEDULE 13G/A

IREN LTD

Ordinary Shares, no par value · CUSIP: Q4982L109

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Capital Ventures International

  Shares: 13,954,021 · Class: 4.2%

• Susquehanna Advisors Group, Inc.

  Shares: 13,954,021 · Class: 4.2%

• G1 Execution Services, LLC

  Shares: 13,954,021 · Class: 4.2%

• SIG Brokerage, LP

  Shares: 13,954,021 · Class: 4.2%

• Susquehanna Portfolio Strategies, LLC

  Shares: 13,954,021 · Class: 4.2%

• Susquehanna Securities, LLC

  Shares: 13,954,021 · Class: 4.2%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.