CHATHAM ADVISES NEW CLOSING DATE FOR PRIVATE PLACEMENT

NEWS RELEASE 25-06 March 3, 2025 CHATHAM ADVISES EXTENDED CLOSING DATE OF 21 MARCH, 2025 FOR NON-BROKERED PRIVATE PLACEMENT WELLINGTON New Zealand – Further to Chatham Rock Phosphate Limited’s (TSXV: “NZP”, NZX: 3GRE Frankfurt Bourse “CRP” or the “Company”) press release on 21, January regarding the non-brokered private placement (the “Private Placement”) of up to 5,000,000 units (the “Units”) at a price of CAD 0.07 per Unit (NZD 0.086 or AUD 0.078) for gross proceeds of up to CAD 350,000 (NZD 430,000 or AUD 390,000), the Company wishes to announce that its anticipated closing date has now been extended to 21 March from 7 March in order to accept additional subscriptions. Full details of the Private Placement are set out in the Company’s 21 January, 2025 news release. Eligible investors are encouraged to contact me directly immediately if they wish to participate. For further information please contact Chris Castle President and Chief Executive Officer Chatham Rock Phosphate Limited 64 21 558 185 or chris@crpl.co.nz Neither the Exchange, its Regulation Service Provider (as that term is defined under the policies of the Exchange), or New Zealand Exchange Limited has in any way passed upon the merits of the Transaction and associated transactions, and has neither approved nor disapproved of the contents of this press release.