Golden Minerals Company · TSX:AUMN

Golden Minerals — Investor Presentation (November 2023)

29 slides from Golden Minerals's investor presentation, Nov 30, 2023

  1. Slide 1: Corporate Presentation – November 30, 2023

    NYSE American & TSX: AUMN Corporate Presentation – November 30, 2023

  2. Slide 2: Cautionary Statements

    CAUTIONARY STATEMENTS Cautionary Note Regarding Forward-Looking Statements: Statements made regarding matters which are not historical facts, are “forward-looking statements” within the meaning of the U.S. Private Securities Litigation Reform Act of 1995 and Canadian securities legislation. These in

  3. Slide 3: Business Strategy

    BUSINESS STRATEGY WE ARE A GOLD AND SILVER COMPANY HEADQUARTERED IN GOLDEN, COLORADO AND WE WILL INCREASE SHAREHOLDER VALUE THROUGH OUR PLANS FOR: ► SUSTAINED PROFITABLE PRODUCTION ► CONTINUED EXPLORATION SUCCESS 2 NYSE American & TSX: AUMN

  4. Slide 4: At a Glance

    AT A GLANCE ► Gold and silver focused ► Premier mining jurisdictions on two continents ► Colorado (USA) headquarters ► Common stock trades on NYSE American and TSX 3 NYSE American & TSX: AUMN

  5. Slide 5: Investment Highlights

    INVESTMENT HIGHLIGHTS Cash Generation Growth • Rodeo gold-silver mine (in • Velardeña: began producing production Q1 2021-Q3 2023) pyrite concentrates in Nov. generated over $57M in revenue & 2023. $18M in net operating margin for • Underground development the company during its lifespan. underway;

  6. Slide 6: Strong Project Pipeline

    STRONG PROJECT PIPELINE Production Velardeña Properties Development El Quevar1, Santa Maria2, PEA/Resource Yoquivo Sarita Este/Desierto, Exploration - Drilling Sand Canyon 9 additional projects Greenfield (Mexico, Argentina) 1 El Quevar: currently under option to Barrick (see p. 19). 2 Santa Maria i

  7. Slide 7: Principal Production Assets - Mexico

    PRINCIPAL PRODUCTION ASSETS - MEXICO 1 2 3 4 Sulfide Mill – Rodeo Mine – Velardeña Mine – began producing production pre-production Oxide Mill – Velardeña pyrite ended August Mining restart in on standby concentrates - 2023 Q4 2023 November 2023 6 NYSE American & TSX: AUMN

  8. Slide 8: Rodeo Gold Mine – Concluded 2+ Years of Successful Mining

    RODEO GOLD MINE – CONCLUDED 2+ YEARS OF SUCCESSFUL MINING From its inception in January 2021 through September 2023, Rodeo generated over $57M revenue and $18M net operating margin -- with total capital costs under $2M. Rodeo produced over 31,000 oz. gold and 126,000 oz. silver during its operating

  9. Slide 9: Velardeña Properties - Overview

    VELARDEÑA PROPERTIES - OVERVIEW 316-ha development property with two underground silver-gold mines (Pb/Zn byproducts) and two processing plants. ► Following the company’s Nov. 2023 capital raise, we began producing pyrite/arsenopyrite concentrates in Nov. 2023. This material was stockpiled during ye

  10. Slide 10: Velardeña Properties – Production Plans

    VELARDEÑA PROPERTIES – PRODUCTION PLANS 1 ► Payable production is about 2 million Ag equivalent ounces2 annually after the first year. ► Break-even net proceeds start around month six, with full payback reached by the end of the first year. ► Mine plans call for underground resue mining; begin with

  11. Slide 11: Velardeña Properties – Sulfide Resources

    VELARDEÑA PROPERTIES – SULFIDE RESOURCES Mineral NSR Grade Ag Grade Au Grade Grade Classification Tonnes Ag oz Au oz Pb lb Zn lb Type Cutoff g/t g/t Pb% Zn% Measured Sulfide 195 203,200 402 6.02 1.71 2.08 2,625,900 39,300 7,680,000 9,306,300 Indicated Sulfide 195 462,700 402 5.32 1.68 2.08 5,983,000

  12. Slide 12: 2023 PEA & TRS (MII Plan): Summary

    2023 PEA & TRS (MII PLAN): SUMMARY* Production Summary Total - LOM Financial Summary Total ($M) Operating Costs Total Unit Cost Material Mined and Processed (kt) 1,216 Gross Payable $ 601.70 ($000s) ($/t-milled) Grade Au (g/t) 5.44 TCs, RCs and Freight $ (84.80) Mining Costs $154,407 $126.99 Grade A

  13. Slide 13: Yoquivo - Overview

    YOQUIVO - OVERVIEW High-quality silver-gold exploration-stage property near the Ocampo mining district in Chihuahua State, Northern Mexico ► 100% ownership of 1,975 hectares/7 claims.* ► Past producing, silver-gold vein district located in the core of the Sierra Madre Au-Ag district. ► Similar miner

  14. Slide 14: Yoquivo – Initial Mineral Resource Estimate

    YOQUIVO – INITIAL MINERAL RESOURCE ESTIMATE In February 2023, an initial Mineral Resource Estimate and Technical Report was completed for Yoquivo. • High grade resource at 570 AgEq g/t. • Room to grow the resource: estimate covers only a small portion of the strike length of the veins included in th

  15. Slide 15: Yoquivo – Current Resource Areas

    YOQUIVO – CURRENT RESOURCE AREAS Esperanza Vein Resource Area Pertenencia Veins Resource Area 14 NYSE American & TSX: AUMN

  16. Slide 16: Yoquivo – Resource Expansion Potential

    YOQUIVO – RESOURCE EXPANSION POTENTIAL 1m @ 2.4 g/t Au, 503 g/t Ag 1.0m @ 9.2 g/t Au 4.0m @ 13.4 g/t Au 763 g/t Ag 181 g/t Ag 1.7m @ 2.7 g/t Au 646 g/t Ag 3.5m @ 0.2 g/t Au 448 g/t Ag 1.9m @ 1.4 g/t Au 185 g/t Ag 1.5m @ 1.7 g/t Au, 705 g/t Ag 2.2m @ 7.5 g/t Au, 1263 g/t Ag 2.1m @ 2.1 g/t Au, 0.4m @

  17. Slide 17: Santa Maria: Potential Sale

    SANTA MARIA: POTENTIAL SALE On August 14, 2023, Golden entered into a non-binding letter of intent with Transformaciones y Servicios Metalurgicos S.A. DE C.V.(“TSM”) for a potential transaction in which TSM would acquire Golden’s 100% interest in Santa Maria’s mining claims. ► Total consideration of

  18. Slide 18: El Quevar – Significant Expansion Potential

    EL QUEVAR – SIGNIFICANT EXPANSION POTENTIAL • High-grade silver project in Salta Province; 57,000 ha. • NI 43-101 NPV5 $44.9M1 from 2018 PEA showing 4.8M oz per year Ag production at Yaxtché deposit. • Most of the area outside Yaxtché remains unexplored. Deposit open to the east & west. • Additional

  19. Slide 19: El Quevar - Earn-In with Barrick Gold

    EL QUEVAR - EARN-IN WITH BARRICK GOLD Partnering with a premier gold company that has demonstrated success in finding & developing major gold projects. Barrick carries costs while we maintain upside discovery potential. • Barrick carries Golden through pre-feasibility, covering all costs. Targeting

  20. Slide 20: Sarita Este

    SARITA ESTE Gold prospect located in NW Salta Province, Argentina near First Quantum’s Taca Taca project. ► We have acquired 51% from Cascadero Minerals Corp. JV company is being formed. ► We completed three drilling programs in 2021 & 2022 totaling over 5,500m in 51 core drill holes. ► Assays to da

  21. Slide 21: Upcoming Catalysts

    UPCOMING CATALYSTS Velardeña ► Re-starting mining activity in December 2023 ► New terms for concentrate sales allow for improved plan without BIOX. Yoquivo ► Plans to expand resource and convert to M&I. ► Plans to complete PEA. Santa Maria ► Project returned de-risked and with 16K meters additional

  22. Slide 22: Rodeo, Velardeña & Yoquivo Resources: Prepared Under SEC S-K 1300

    RODEO, VELARDEÑA & YOQUIVO RESOURCES: PREPARED UNDER SEC S-K 1300 Grade Tonnes Silver Gold Silver Gold (M) (Moz) (koz) g/t g/t RODEO Measured 0.2 0.1 10.3 14.8 1.9 Indicated 0.0 0.0 2.3 8.6 2.4 VELARDEÑA Measured 0.3 3.6 59.6 375 6.2 Indicated 0.7 8.0 116.7 379 5.5 Inferred 1.3 18.4 221.9 430 5.2 YO

  23. Slide 23: El Quevar & Santa Maria Resources: Prepared Under NI 43-101

    EL QUEVAR & SANTA MARIA RESOURCES: PREPARED UNDER CANADIAN NI-43-101 GUIDELINES Grade Tonnes Silver Gold Silver Gold (M) (Moz) (koz) g/t g/t EL QUEVAR Indicated 2.9 45.3 482 n/a Inferred 0.3 4.1 417 n/a SANTA MARIA Measured 0.0 0.4 1.1 271 0.8 Indicated 0.2 1.6 5.7 291 1.0 Inferred 0.3 2.3 7.6 272 0

  24. Slide 24: Total Company Resources

    TOTAL COMPANY RESOURCES Grade Tonnes Silver Gold Silver Gold (M) (Moz) (koz) g/t g/t RODEO Measured 0.2 0.1 10.3 14.8 1.9 Indicated 0.0 0.0 2.3 8.6 2.4 VELARDEÑA Measured 0.3 3.6 59.6 375.0 6.2 Indicated 0.7 8.0 116.7 379.0 5.5 Inferred 1.3 18.4 221.9 430.0 5.2 EL QUEVAR Indicated 2.9 45.3 0.0 482.0

  25. Slide 25: Key Facts

    KEY FACTS Stock Symbol NYSE American & TSX: AUMN Share Price, 52-Wk Hi/Lo (US) $0.58 ($8.04/$0.41) 3-Month Avg. Daily Volume1 643 k Shares Outstanding 14.1 M Warrant Shares 11.3 M Restricted Stock Units 0.3 M KELTIP2 Units 0.2 M Shares Outstanding - Fully Diluted 25.8 M Cash (9/30/23) $1.6 M Debt (9

  26. Slide 26: Appendix

    APPENDIX 25 NYSE American & TSX: AUMN

  27. Slide 27: Resource & Technical Report Footnotes

    RESOURCE & TECHNICAL REPORT FOOTNOTES VELARDEÑA: Issue date August 2023. “Velardeña Project, Technical Report Summary” prepared by Tetra Tech. Initial Assessment for the property as defined under U.S. SEC Regulation S-K 1300. Two economic models were prepared for the Project: one includes Inferred M

  28. Slide 28: Resource & Technical Report Footnotes (Continued)

    RESOURCE & TECHNICAL REPORT FOOTNOTES (CONTINUED) YOQUIVO: The Mineral Resource estimate is reported in accordance with the Canadian Institute of Mining, Metallurgy and Petroleum (“CIM”) Definition Standards for Mineral Resources and Mineral Reserves using the 2019 edition of the CIM Estimation of M

  29. Slide 29: Contact Information

    CONTACT INFORMATION INVESTOR RELATIONS ONLINE Karen Winkler www.goldenminerals.com Director of Investor Relations Tele: 303.764.9170 www.linkedin.com/company/golden-minerals- [email protected] company/ https://twitter.com/Golden_Minerals CORPORATE HEADQUARTERS TRANSFER AGENT 350

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