 
James Hardie Industries plc  1st Floor, Block A,  One Park Place,  Upper Hatch Street, Dublin 2,   D02 FD79, Ireland   T: +353 (0) 1 411 6924  F: +353 (0) 1 479 1128  James Hardie Industries plc is a limited liability company incorporated in Ireland with its registered office at  1st Floor, Block A, One Park Place, Upper Hatch Street, Dublin 2, D02 FD79, Ireland.  Directors: Anne Lloyd (Chairperson, USA), Peter-John Davis (Aus), Persio Lisboa (USA), Renee Peterson (USA),   John Pfeifer (USA), Rada Rodriguez (Sweden), Suzanne B. Rowland (USA), Nigel Stein (UK), Harold Wiens (USA).  Chief Executive Officer and Director: Aaron Erter (USA)  Company number: 485719  ARBN: 097 829 895 31 March 2025  The Manager  Company Announcements Office  Australian Securities Exchange Limited  20 Bridge Street  SYDNEY NSW 2000  Dear Sir/Madam  Substantial Holding Notice  As required under ASX Listing Rule 3.17.3 please see attached copy of the substantial  holding notice received by James Hardie on 28 March 2025.  Regards  Aoife Rockett  Company Secretary  This announcement has been authorised for release by the Company Secretary, Ms Aoife  Rockett.  
 
 
 
Sydney  Level 2, 5 Martin Place, Sydney NSW 2000 Australia, GPO Box 3698 Sydney NSW 2001, Telephone 02 9994 7000  Melbourne  Level 19, 31 Queen Street PO Box 297, Flinders Lane, Melbourne VIC 3000 Telephone 02 9994 7000  Brisbane  Level 6, 215 Adelaide Street GPO Box 3234, Brisbane QLD 4000 Telephone 07 3136 5400  Perth  Level 26, 140 St Georges Terrace, Perth WA 6000 Telephone 08 6466 9613  Adelaide Level 7, Suite 714, 147 Pirie Street, Adelaide SA 5000 Telephone 08 8427 9511  Challenger Limited ABN 85 106 842 371 | Challenger Group Services Pty Limited ABN 91 085 657 307  Challenger Life Company Limited ABN 44 072 486 938 AFSL 234670  |  Challenger Investment Partners Limited ABN 29 092 382 842 AFSL 234 678  Challenger Retirement and Investment Services Limited ABN 80 115 534 453 AFSL295642 RSE Licence No. L0001304  Challenger Mortgage Management Pty Ltd ABN 72 087 271 109  |  Challenger Securitisation Management Pty Ltd ABN 56 100 346 898 AFSL 244593  Challenger Investment Solutions Management Pty Ltd ABN 63 130 035 353 AFSL 487354  challenger.com.au  Level 2, 5 Martin Place  Sydney NSW 2000 Australia  GPO Box 3698  Sydney NSW 2001  challenger.com.au  Telephone 02 9994 7000  27 March 2025  Aoife Rockett   Group Company Secretary  James Hardie Industries plc  1st Floor, Block A  One Park Place  Upper Hatch Street  Dublin 2, Ireland  Dear Sir/Madam  Notification of ceasing to hold a disclosable interest under the Companies Act 2014  This notification is given in fulfillment of the duty imposed pursuant to Section 1048 to Section 1053 of the Companies Act  2014.  Challenger Limited on behalf of its subsidiary Fidante Partners Limited (Challenger Companies) notifies you that the  Challenger Companies no longer hold a notifiable interest in the relevant share capital of James Hardie Industries  PLC (JHX).   On 25 March 2025, there was a change in the share capital held by the Challenger Companies such that the  Challenger Companies now have an aggregated interest in JHX of 2.5618% of ordinary share capital (being a  reduction from 3.5876%).   If you have any questions in relation to the above, please contact me at +61 2 9994 7000.  Kind regards  Linda Matthews  Company Secretary  Challenger Limited