Shareholder Structure

The following table presents the beneficial ownership of the shares as of 30 September 2025

• Number of shares Percentage
• Public Storage Group* Number of shares 35,429,156 Percentage 35.10
• New York State Common Retirement Fund
  (together with its subsidiary Shurgard European Holdings LLC)* Number of shares 34,454,496 Percentage 34.13
• Free float Number of shares 31,088,671Percentage 30.79
• Total Number of shares 100,972,323 Percentage 100.0

*An agreement to act in concert exists between Public Storage group, New York State Common Retirement Fund and Shurgard European Holdings LLC.

In application of the Belgian law of 2 May 2007 on the disclosure of significant shareholdings in issuers whose securities are admitted to trading on a regulated market and containing various provisions, implementing in Belgian law Directive 2004/109/EC, shareholders whose stake in Shurgard’s capital crosses the threshold of 3%, 5%, 10%, 15% and each successive multiple of 5%, in either direction, are required to notify the Belgian Financial Services and Markets Authority (FSMA) (trp.fin@fsma.be) and Shurgard (investor.relations@shurgard.co.uk).

22 September 2025 Transparency Notification

19 September 2025 Transparency Notification

30 May 2024 Transparency Notification

20 November2023 Transparency Notification

08 August 2023 Transparency Notification

24 March 2023 Transparency Notification