NBSX: DYL - Form 605 - Notice Of Ceasing to be a Substantial Holder

===================== Form 605 - Notice Of Ceasing to be a Substantial Holder

Deep Yellow Limited Registration No. ABN 97 006 391 948 Registered as an external company in Namibia ISIN Code: AU000000DYL4 NSX Share Code: DYL

FORM 605 - NOTICE OF CEASING TO BE A SUBSTANTIAL HOLDER

Deep Yellow Limited ABN 97 006 391 948 (ASX:DYL) (Deep Yellow or Company) released a Form 605 - notice of ceasing to be a substantial holder for immediate release.

Details of Substantial Class of Securities Date of change

Holder

JPMorgan Chase & Co Fully Paid Ordinary 29 September 2026

(FPO)

The full document can be viewed link: https://announcements.asx.com.au/asxpdf/20261002/pdf/074vb8q1zhjzbj.pdf

Yours faithfully

Greg Field Managing Director/CEO Deep Yellow Limited

02 October 2026

Registered Office Reptile Uranium Namibia (Pty) Ltd Registration no. 2004/511 48 Hidipo Hamutenya Street Swakopmund Namibia

Sponsor IJG Securities (Pty) Ltd Member of the NSX 1@Steps, 4th Floor, C/O Grove and Chasie Street, Kleine Kuppe P O Box 186, Windhoek, Namibia Registration No. 95/505 Date: 02/10/2026 10:56:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE').

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