SERVICE STREAM LIMITED DISCLOSUREBeneficial Ownership (13D/G / major holdings)

Change in substantial holding

External Use Authorized 604 page 1/2 15 July 2001 Form 604 Corporations Act 2001 Section 671B Notice of change of interests of substantial holder To Company Name/Scheme Service Stream Limited ACN/ARSN 072 369 870 1. Details of substantial holder (1) Name Vanguard Group (The Vanguard Group, Inc. and its controlled entities including those listed in Annexure A) _ ACN/ARSN (if applicable) N/A There was a change in the interests of the substantial holder on 22 September 2026 The previous notice was given to the company on 16 April 2025 The previous notice was dated 16 April 2025 2. Previous and present voting power The total number of votes attached to all the voting shares in the company or voting interests in the scheme that the substantial holder or an associate (2) had a relevant interest (3) in when last required, and when now required, to give a substantial holding notice to the company or scheme, are as follows: Class of securities (4) Previous notice Present notice Person's votes Voting power (5) Person’s votes Voting power (5) Total 31,124,407 5.053% 37,441,935 6.055% 3. Changes in relevant interests Particulars of each change in, or change in the nature of, a relevant interest of the substantial holder or an associate in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows: Date of change Person whose relevant interest changed Nature of change (6) Consideration given in relation to change (7) Class and number of securities affected Person's votes affected See Annexure A 4. Present relevant interests Particulars of each relevant interest of the substantial holder in voting securities after the change are as follows: Holder of relevant interest Registered holder of securities Person entitled to be registered as holder (8) Nature of relevant interest (6) Class and number of securities Person's votes Van