National Storage Mechanism | Additional information

Caledonia Investments plc

Unaudited net asset value per share at 30 September 2025

Caledonia Investments plc ("Caledonia") announces that its unaudited diluted net asset value per share ("NAV") as at 30 September 2025, calculated on a cum-income basis, was 566p.

Year to date performance highlights:

· NAV total return ("NAVTR") is 4.4% and portfolio return is 5.2% (7.4% excluding foreign exchange movements). Since 1 April, foreign exchange resulted in a decrease in net assets of £59m

· September NAV includes the biannual valuation of our Private Capital pool, reflecting the agreed sale of Stonehage Fleming. Detailed analysis and commentary on each of the three investment pools will be released in our half-year report

· Annualised NAVTR is 9.8% and 12.2% over 10 and five years respectively

· £133m was invested and £104m was realised, including £42m from top-slicing our investment in Oracle

· Net cash is £105m

· £13.5m of ordinary shares have been re-purchased for cancellation at a weighted average discount of 34% resulting in 1.3p accretion to NAV per share

Caledonia's factsheet for the month of September 2025, is available here . Our

half-year results will be published on 25 November 2025.

Enquiries

Company contacts
Caledonia Investments plc	+44 20 7802 8080
Mat Masters Chief Executive Officer Rob Memmott Chief Financial Officer
Media contacts
Teneo	+44 20 7353 4200
Tom Murray Robert Yates [email protected]

7 October 2025

END

The monthly reported NAV per share, together with performance statistics and information on the valuation of principal investments, is available on Caledonia's website at www.caledonia.com.