Discovery Silver Corp · TSX:DSV
Discovery Silver — Canadian Mining Expo 2026
42 slides from Discovery Silver's conference presentation, Jun 11, 2026
Slide 1: Unsurpassed Growth Potential
Canadian Mining Expo | June 11, 2026 TSX:DSV OTCQX: DSVSF Unsurpassed Growth Potential
Slide 2: Forward Looking Statement
FORWARD LOOKING STATEMENT This presentation contains "forward-looking information" within the meaning of applicable Canadian securities legislation. All information, other than statements of historical facts, included in this presentation that address activities, events or developments that Discover
Slide 3: Additional Cautionary Language
ADDITIONAL CAUTIONARY LANGUAGE Third Party Information: This presentation includes market and industry data which was obtained from various publicly available sources and other sources believed by the Company to be true. Although the Company believes it to be reliable, the Company has not independen
Slide 4: DSV – Value Proposition
DSV – VALUE PROPOSTION1 Overriding priorities: ONE OF THE BEST GROWTH • Responsible mining: Demonstrated excellence in environmental STORIES IN THE GLOBAL stewardship, responsible operations community & indigenous GOLD INDUSTRY relations • Unsurpassed growth: Targeting substantial growth in producti
Slide 5: Targeting Substantial Value Creation
TARGETING SUBSTANTIAL VALUE CREATION Opportunity for transformative growth at existing assets 2025 Production Future Opportunity2 234 koz Gold1 >500 koz/yr Gold Low AISC Critical minerals 3 operating mines Bottom half of (Zn, Cu, Pb) at Porcupine 14 Moz/yr Silver3 global cost curve Invest capital to
Slide 6: Porcupine Technical Report
PORCUPINE TECHNICAL REPORT 1000 2,500 JAN. 2025 TECHNICAL REPORT – GOLD PRODUCTION (KOZ GOLD)1,2 AND AISC ($/OZ SOLD)2 $1,953 800 2,000 600 ~$1,400 1,500 Actual: $1,781 Borden Hoyle 400 Completed 1,000 Completed 320 335 338 334 Guidance 300 277 Actual 260 – 300 270 234 218 200 259 169 500 222 0 0 20
Slide 7: Timmins – Six Value Drivers 1. Exploration
TIMMINS – SIX VALUE DRIVERS 1. EXPLORATION 280k of drilling in 2026; multiple in mine & district targets 2. GROWING HOYLE POND & BORDEN Invest to growth production, lower costs, extend mine life 3. EXPANDING PAMOUR New milling capacity supports expansion and growth 7
Slide 8: Timmins – Six Value Drivers 4. Dome
TIMMINS – SIX VALUE DRIVERS 4. DOME 11 Moz Inferred Resource1; 4.3 mtpa processing facility 5. TVZ Large zone adjacent to Hoyle and beneath Kidd Met Site 6. KIDD OPERATIONS Strategic acquisition supports future production growth 1. Please refer to the slide entitled, Porcupine – Mineral Resources, l
Slide 9: Kidd Operations
KIDD OPERATIONS MILLING CAPACITY & FLEXIBILITY Kidd Creek Mine • New gold circuit to add 5 – 7 Mtpa1 • Opportunity to process Borden material through flotation • Potential to process different ores, including refractory material (TVZ) • Tailings buttressing to add capacity and support gold tailings
Slide 10: Processing Capacity – Key to Growth Plans
PROCESSING CAPACITY – KEY TO GROWTH PLANS Growing Processing Capacity • Targeting new conventional gold circuit and gold flotation capability at Kidd Met Site1 • Potential to grow Dome Mill - dedicate facility to processing Dome Mine material1 Dome Mill Kidd Met Site Targeting lower costs & Configur
Slide 11: Kidd Met Site – Conceptual Plan
KIDD MET SITE – CONCEPTUAL PLAN 11
Slide 12: Kidd Met Site – Location vs Pamour/HP/TVZ
KIDD MET SITE – LOCATION VS PAMOUR/HP/TVZ 12
Slide 13: The Result
THE RESULT Milling capacity and flexibility key drivers of production growth1 Dome Mill Current Production: ~300 KOZ/Year + 20 – 30 KOZ/YEAR Processing Borden at Kidd Met Site makes 2,000 tpd available at Dome + 30 – 50 KOZ/YEAR Adding 3,000 tpd Dome Mill to 15,000 tpd Kidd Met Site + 150 – 220 KOZ/
Slide 14: Timmins – More to Come
TIMMINS – MORE TO COME1 EXPANSION OF HOYLE POND AND BORDEN CONTINUED ASSESSMENT OF TVZ NEW DOME MILL: 25 KTPA ADDITIONAL USES FOR KIDD CIRCUITS MULTIPLE DISTRICT EXPLORATION TARGETS Owl Creek and 750 Zone (Hoyle Pond), North Contact Zone (Pamour), Lower East Zone (Borden) 1. Example of forward-looki
Slide 15: What It Means for Timmins?
WHAT IT MEANS FOR TIMMINS?1 ~$5.0B of total spend over the next five years including growth and sustaining capital and operating costs 1,300 employees and contractors at Porcupine 450 – 500 employees and contractors at Kidd Operations 300 – 500 new jobs to support growth Well positioned to
Slide 16: Discovery Silver Corp.
TSX:DSV OTCQX:DSVSF DISCOVERY SILVER CORP. Head Office #2410, 79 Wellington St W Toronto, ON, Canada M5K 1E7 Email info@discoverysilver.com Phone 416 613-9410 DISCOVERY PORCUPINE 4315 Gold Mine Road South Porcupine, ON, Canada P0N 1H0 Email Community.feedback@domemine.ca Phone 1 844 302-8648 DISCOVE
Slide 17: Kidd Metallurgical Site – Flowsheet & Site Layout
KIDD METALLURGICAL SITE – FLOWSHEET & SITE LAYOUT Ore Feed Crushing 1 Cu Flotation 3 Zn Flotation Zn Tailings Grinding 2 4 1 Thickening 2 1 3 4 4 5 2 Filtering 3 4 4 Cu Conc to Horne Drying Zn Conc to CEZ 5 5 5 ONR Gondolas CN Gondolas Grinding/Flotation has 2 parallel divisions Active/Permitted tai
Slide 18: Discovery Kidd Mill Operations – Current Status
DISCOVERY KIDD MILL OPERATIONS Current Status • Operating two grinding float Divisions - production rate is 1.25 Mt/yr ore grading 1.28% Cu, 3.95% Zn, 39 g/t Ag. • Excess mill capacity vs mine production (50%) • Mature plant with a significant amount of original (1966) technology • Investments have
Slide 19: Discovery Kidd Mill Operations – Current Concentrator Layout
DISCOVERY KIDD MILL OPERATIONS Current Concentrator Layout 19
Slide 20: Borden Processing Through Kidd
BORDEN PROCESSING THROUGH KIDD 20
Slide 21: Kidd Met Site – Conceptual Plan
KIDD MET SITE – CONCEPTUAL PLAN 21
Slide 22: Kidd Met Site – Location vs Pamour/HP/TVZ
KIDD MET SITE – LOCATION VS PAMOUR/HP/TVZ 22
Slide 23: Dome Mill – Flowsheet – 12,000 TPD
DOME MILL – FLOWSHEET – 12,000 TPD Ore Feed Secondary & 4 1 Ore Bin 2 3 Screen House Tertiary Crushers Primary Conveyor Crusher ~2 KM Apron Feeders 2 Ore Bin 1 Thickener 5 A B Gold in Rod Mill 7 Leaching Solution 6 8 Gold in Carbon 3 Carbon in Pulp Ball Mill 4 9 Wash for Elution Carbon Gravity 6 5 1
Slide 24: Kidd Creek Mine
KIDD CREEK MINE World’s deepest base metals mine Target production (June 1 – Dec. 31, 2026): 10 – 15 KT Zinc, 5 – 7 KT Cu, ~0.4 Moz Ag 24
Slide 25: Near-Term Catalysts
NEAR-TERM CATALYSTS1 Exploration Studies Cordero Targeting 280k metres of drilling Completing studies to evaluate Update capital and costs included in in 2026 for: and advance: February 2024 Feasibility Study: • Resource conversion and expansion • Resuming mining at Dome • Some increase anticipated
Slide 26: Exploration – Continued Outstanding Results
EXPLORATION – CONTINUED OUTSTANDING RESULTS Excellent results from resource conversion & extensive drilling at all operations New targets near current operations • Owl Creek & 750 Zone (Hoyle Pond) • East Lower Zone (Borden) • North Contact Zone (Pamour) Dome: Confirmation of historic drilling, new
Slide 27: Hoyle Pond – S Zone Deep
HOYLE POND - S ZONE DEEP 1860mL Exploration Drift on TT 1900mL Bottom Limit of Mining 2020mL 2050mL 2200mL 27700AM 2350mL ‘ 13.52gpt /9.1m : 16.70gpt/ 0.6m 277138 5.69gpt/ 8.5m 45.77gpt/ 4.1m Incl. 20.40gpt/0.5m Incl. 133.00gpt/0.6m 45.70gpt/0.5m 2500mL Plunge 00. fl y rt Atimth 176 Vertical Section
Slide 28: TVZ
TVZ DISCOVERY LEGEND Existing Infrastructure B TVZ1 Target Model D I Ss co Wv E RY — 1VZDevelopment HOD CC splay vein target Models Current TVZ Drilling Planned Drilling TVZ Zone View to the South 28
Slide 29: TVZ
TVZ 27886 27887 L| 72.46gpt/ 3.8m 5.63gpu 3.7; (incl 770.0gpt 0.3m) 6.14gp 3.27gpt/ 13.8m (inet §.24gpt / 5.0m) y 3.18gpt/9.0m 27085 (inet §.S0gpt/3.2m) 27.81gpt /0.9m Pe 6.77gpt/ 6.8m ie Es ~ 3m) 27887 ze 144m 38.30gpt 0.3m 6.39gpt/ 1.2m £320, 9.23gpt/2.6m 27854 5.686pt/ 27082 4.78gpt /2.2m 4,10gpt
Slide 30: Owl Creek
— OWL CREEK DISCOVERY 0025-0284 5.82gpt/1.0m 1.84gpt/11.2m (incl 2.93gpt /3.0m) 4.54gpt /2.2m 2.36gpt / 4.4m 0¢26-030 2.42gpt/1.8m 4.59gpt/3.3m (Partial results) | 9¢26-0370, 4.13gpt/13.8m 4.11gpt/30.0m (incl 9.04gpt /3.0m & | 7.1 7gpt/3.0m & 5.24gpt/10.1m) {incl 7.53gpt / 7.0m) 0¢26-032 8.99gpt/ 1.
Slide 31: Borden
i aie BORDEN DISCOVERY 4 { Ramp Portal N Far West Zone (FWZ) 38.10gpt/5.7m (1530m depth from surface) Ld . BL10-01098W (2019) i } { a East Lower Zone (ELZ) DeepZone2 225m strike len (685 Level) Current Drilling 300m strike length ao (585 Level) ~ Plunge 99 as re Q 500 1900 LEGEND — Conversion Drilli
Slide 32: Pamour
> PAMOUR DISCOVERY Tistere Orting Wien ang Tote | got Toes | tim 269/156 asi iaiat_[aasi74 1as/148 730/82 Keora Trend Fouts Diabase TIE Timiskaming Metaconglomerate} IIE Timiskaming Metasediments Porcupine Metasediments HB tase Metavocanics Unamafe Metavoleancs LEGEND oon Hole Trace and Cotar —oPrev
Slide 33: Dome
DOME om2s-027 DoMmas-092 Dom26-002 1.13gpt/29.7m_ 0.62gpt / 27.5m_ 0.73gpt/15.2m Seal 6.4m seat Current 1.19gpt /28.9m_ Pit Limits eer ote Secondary S & Tertiary : ae ae Crushers 41.01gpt /20.0m DoM25-033 0.75gpt /20.7m 0.79gpt / 6.7m DOM25-034 1.25gpt/ 6.6m 1.65¢pt/ 6.7m 14.70gpt / 0.7m DOM25-036 D
Slide 34: Targeting Substantial Value Creation
TARGETING SUBSTANTIAL VALUE CREATION Opportunity for transformative growth at existing assets 2025 Production Future Opportunity2 234 koz Gold1 >500 koz/yr Gold Low AISC Critical minerals 3 operating mines Bottom half of (Zn, Cu, Pb) at Porcupine 14 Moz/yr Silver3 global cost curve Invest capital to
Slide 35: Porcupine – Mineral Resources
PORCUPINE – MINERAL RESOURCES Mineral Resources Tonnes Gold Grade Contained Ounces Notes: 1. Mineral Resources are reported insitu, using the 2014 CIM Definition Standards. Mineral Resources (kt) (g/t Au) (koz Au) that are not Mineral Reserves do not have demonstrated economic viability. 2. Mineral
Slide 36: Cordero – Mineral Resources
CORDERO – MINERAL RESOURCES GRADE CONTAINED METAL TONNES MATERIAL CLASS Ag Au Pb Zn AgEq Ag Au Pb Zn AgEq (Mt) (g/t) (g/t) (%) (%) (g/t) (Moz) (koz) (Mlb) (Mlb) (Moz) Measured 29 29 0.07 0.23 0.27 49 27 67 148 171 45 Indicated 37 24 0.06 0.25 0.29 44 28 74 207 241 53 OXIDE M&I 66 26 0.07 0.24 0.28 4
Slide 37: Cordero – Mineral Reserves
CORDERO – MINERAL RESERVES Grade Contained Metal Tonnes Material Class Ag Au Pb Zn Ag Au Pb Zn (Mt) (g/t) (g/t) (%) (%) (Moz) (Moz) (Blb) (Blb) Proven 10 46 0.08 0.35 0.38 15 0.03 0.08 0.09 Oxide Probable 10 40 0.09 0.40 0.42 13 0.03 0.09 0.09 Total P&P 20 43 0.08 0.37 0.40 28 0.05 0.17 0.18 Proven
Slide 38: Annual Financial Commitment to Porcupine
ANNUAL FINANCIAL COMMITMENT TO PORCUPINE Operating Costs & Sustaining Capital: ~$800M Growth Capital (5-year estimated average): ~$500M Exploration Expenditures ~$50M Total Annual Spend: $1.35B Five-Year Estimated Spend: $6.75B 1 Royalites are included in Op. Cash Costs/oz and AISC/oz and are sensit
Slide 39: Over $3B of Capital Investment by 2033
OVER $3B OF CAPITAL INVESTMENT BY 2033 Capital Projects '26 '27 '28 '29 '30 '31 '32 '33 '34 '35 Tailings Upgrades Phase 1 Phase 2 KIDD SITE Mill expansion & upgrades Gold Circuit & Borden Refractory Circuit Dome Mine Development DOME SITE Dome Mill 15ktpd New Mill: 25ktpdl Hollinger/McIntyre Project
Slide 40: Processing Plan
PROCESSING PLAN Dome Mill Kidd Div A Kidd Div B Kidd Div C Kidd Div D 40
Slide 41: Capital Projects – Mill Destination & Throughput
Capital Projects '26 '27 '28 '29 '30 '31 '32 '33 '34 '35 Mining Operations Mill Destination & Throughput Hollinger 2.6 ktpd Pamour Ramp up to 10.5 ktpd 14.5 ktpd – Kidd Division A Conventional Gold Circuit Hoyle 0.5 ktpd 0.5 ktpd – Kidd Division A Conventional Gold Circuit Owl Creek 1.0 ktpd 1.0 ktp
Slide 42: Porcupine – Conceptual Path to ~1 Moz/Year
PORCUPINE – CONCEPTUAL PATH TO ~1 MOZ/YEAR Tony: According to Jenn, we can’t show this. Based on what she told me, we would need to go 1000 2,500 back to what we did for CIBC and have vertical dashed lines with not horizontal line across the top. $1,950 800 2,000 Actual: $1,781 600 1,500 400 1,000 G