Saturday, September 26, 2026
MiningNewsTerminal
Saturday, September 26, 2026 Admin

PDN.TO ·

COR Rection to Investor Presentation Slide

Marketing Announcement

Level 11, 197 St Georges Terrace

PERTH WA 6000

PO Box 8062

Cloisters Square PO WA 6850

+61 8 9423 8100

[email protected]

paladinenergy.com.au

PALADIN ENERGY LTD

ABN 47 061 681 098

ASX:PDN TSX:PDN

OTCQX: PALAF

Announcement

18 September 2025

COR

RECTION TO INVESTOR PRESENTATION SLIDE

Paladin Energy Ltd ( ASX:PDN TSX:PDN , OT CQX:PALAF) (“ Paladin” or the “Company”) provides a

correction to the supporting table “Peer comparison – Mineral Resources and Ore Reserves, grade and

C1 cash costs” included in the appendix of the exchange announcements:

• “PLS Project Update – Presentation”, dated 28 August 2025 (page 35); and

• “A$300M Fully Underwritten Equity Raising – Presentation”, dated 16 September 2025 (page 52).

Th

e correction is related to a transposition error in the information related to the Ore Reserves

columns of the peer projects listed in the table. The error does not impact the information presented

in the main body of the above-mentioned presentations. The corrected slide is attached.

T

his announcement has been authorised for release by the Company Secretary.

F

or further information contact:

Investor Relations

Head Office

Paula Raffo

Paladin Investor Relations

T: +61 8 9423 8100

E: [email protected]

Canada

Bob Hemmerling

Paladin Investor Relations

T: +1 250-868-8140

E: [email protected]

Media

Head Office

Anthony Hasluck

Paladin Corporate Affairs

T: +61 409 448 288

E: [email protected]

Canada

Ian Hamilton, Partner

FGS Longview

T: +1 905-399-6591

E: [email protected]

Peer comparison – Mineral Resources and Ore Reserves,

grade and C1 cash costs

Asset Company Location Ownership Ore Reserves Mineral Resources C1 Cash

Cost Source 1 Date Source 2 Date Study Type Reporting

Framework

Proven

(Mlb U3O8)

Probable

(Mlb U3O8)

Grade

(%)

Total

(Mlb U3O8)

Attributable

(Mlb U3O8)1

Measured

(Mlb U3O8)

Indicated

(Mlb U3O8)

Inferred

(Mlb U3O8)

Grade

(%)

Total

(Mlb U3O8)

Attributable

(Mlb U3O8)1 (US$/lb)

PLS

Project Paladin Canada 100% - 93.7 1.41% 93.7 93.7 - 118.8 10.9 1.79% 129.7 129.7 US$11.7/lb Corporate

Presentation 28-Aug-25 PLS Project

Engineering Review 28-Aug-25 Feasibility NI 43-101

Tiris Aura Energy Mauritania 85% 15.3 18.4 0.02% 33.6 28.6 17.3 22.6 51.4 0.02% 91.3 77.6 US$31.4/lb Aura Energy Indaba

Investor Presentation 03-Feb-25 Tiris Production Target

Update 11-Sep-24 Definitive

Feasibility JORC (2012)

Etango-8 Bannerman

Energy Namibia 95% 8.2 51.8 0.02% 59.9 57.0 14.3 148.5 62.0 0.02%2 224.92 213.72 US$35.8/lb Investor Presentation Jul-25 Etango-8 FEED and

Updated Costs 11-Jun-24 Definitive

Feasibility JORC (2012)

Salamanca Berkerley

Energia Spain 100% 11.3 43.4 0.04% 54.6 54.6 12.3 47.5 29.6 0.05% 89.3 89.3 US$15.4/lb Quarterly Report

June 2025 31-Jul-25 Salamanca Definitive

Feasibility Study 14-Jul-16 Definitive

Feasibility JORC (2012)

Mulga

Rock Deep Yellow Australia 100% 12.3 30.0 0.08% 42.3 42.3 14.6 49.7 40.5 0.04% 104.8 104.8 US$26.0/lb Corporate Update

Presentation 20-May-25 Definitive Feasibility

Study Refresh 26-Aug-20 Definitive

Feasibility JORC (2012)

Tumas Deep Yellow Namibia 100%3 28.5 51.0 0.03% 79.5 79.5 38.5 63.6 16.1 0.03% 118.2 118.2 US$38.6/lb Corporate Update

Presentation 20-May-25

Tumas DFS Capex and

Opex Re-Costing

Report

12-Dec-23 Definitive

Feasibility JORC (2012)

Gryphon Denison Canada 95% - 49.7 1.79% 49.7 47.2 - 61.9 1.9 1.69% 63.8 60.6 US$12.8/lb Corporate Update

Presentation Aug-25

Wheeler Technical

Report, Phoenix

Feasibility Study and

Gryphon PFS Update

23-Jun-23 Pre-

Feasibility NI 43-101

Phoenix Denison Canada 95% 3.4 53.3 11.74% 56.7 53.8 30.9 39.7 0.3 11.25% 70.9 67.4 US$6.3/lb Corporate Update

Presentation Aug-25

Wheeler Technical

Report, Phoenix

Feasibility Study and

Gryphon PFS Update

23-Jun-23 Feasibility NI 43-101

Dewey

Burdock

enCore

Energy

United

States 100% - - - - - 14.3 2.8 0.7 0.11% 17.8 17.8 US$23.8/lb Corporate

Presentation Aug-25

Dewey Burdock Project

Technical Report

Summary

06-Jan-25 Pre-

Feasibility

NI 43-101 &

S-K 1300

Dasa Global Atomic Niger 80% - 73.0 0.41% 73.0 58.4 - 109.6 51.4 0.50% 161.0 128.8 US$30.7/lb Corporate

Presentation Aug-25 Dasa Uranium Project

Feasibility Study 28-Feb-24 Feasibility NI 43-101

Muntanga GoviEx Zambia 100% - 28.0 0.03% 28.0 28.0 2.6 37.4 7.4 0.03% 47.4 47.4 US$32.2/lb Corporate

Presentation Jul-25 Muntanga Feasibility

Study 07-Mar-25 Feasibility NI 43-101

Rook I NexGen Canada 100% - 239.6 2.37% 239.6 239.6 209.6 47.1 80.7 1.88% 337.4 337.4 US$10.0/lb Corporate

Presentation Aug-25 Updated Economics for

the Rook I Project 01-Aug-24 Feasibility NI 43-101

Notes:

1. Values may not add due to rounding. Historical resource estimates are excluded. Resources are sourced as at 27 August 2025.

2. Bannerman Mineral Resource Estimate reported at a cut -off grade of 55ppm U 3O8.

3. Deep Yellow currently owns 100% of Tumas. Oponona Investments (Pty) Ltd (local Namibian partner) has the right to acquire 5% of the project. Shown on a 100% basis.

Source: Company information, websites and presentations; public feasibility studies. Excludes historical resources .