Mcewen Inc. · NYSE:MUX

Mcewen — Q2 2026 Earnings Presentation

8 slides from Mcewen's earnings presentation, Aug 7, 2026

  1. Slide 1: Current Limits of the Grey Fox Resource

    Current Limits of the. & \ Grey Fox Resource Fox Complex Eastern Property

  2. Slide 2: Whiskey Jack

    Whiskey Jack Whiskey Jack is the highest-grade zone at Grey Fox. Two new recent holes intersected very high grades and are located along the northwest limit of the current Mineral Resource Estimate ( Fig. 2 ). There also appears to be good potential to further extend this mineralization at depth. -

  3. Slide 3: Significant high-grade was also recently encountered in the footwall of Whiskey Jack

    Significant high-grade was also recently encountered in the footwall of Whiskey Jack. The recent drilling targeted an area 20 meters below a previous hole that returned 53.0 gpt gold over 6.7 meters (TW) ( Fig. 3 & 4 ). - 97.7 gpt gold over 4.4 meters (TW) in drillhole 26GF-1755 Figure 4. Cross Sect

  4. Slide 4: Whiskey Jack Cross Section

    | = “ Whiskey Jack Me 8 Cross Section soot + 26GF-1755 6.9 git/ 7.6m TW nirsm TN noes 4} 26GF-1755 97.7 git! 4.4m TW View looking NW Legend (Gros centogil Mode 19GF-1203 5.8.git/ 4.0m TW Esmee ee 53.0 git! 6.7m TW mmm Planned PFS Development esses oa hy NewAssayResutts ‘ir Previously Reported Assay

  5. Slide 5: Grey Fox South

    Grey Fox South During Q2, the exploration team discovered what it believes is a new mineralized zone similar to Whiskey Jack, located approximately 850 meters southeast of the current Mineral Resource Estimate with drillhole 26GF-1736 ( Fig. 2 ). The mineralization is open to the northwest and at de

  6. Slide 6: Gold Bar Mine Complex - Lookout Mountain and Windfall Exploration Target Areas

    —— Gold Bar Mine Complex nce ‘Ni Lookout Mountain and Windfall woe oan ie Exploration Target Areas afore Jew idee to) 2.4 gpt/ 67.6 m* 2.24 gpt/10m* Ske Rocky my) Canyon Oswego 1.65 gpt/79.2m* 7.3 gpt/27.3m Inct 9.3 gpt/ 18 m* aagr/aeam 1 ty 0 Lookout Mountain Resource —}—> Water Well Zone} OAT gpt/

  7. Slide 7: Tartan Mine Project - Main Zone Long Section

    Tartan Mine Project - Main Zone Long Section 2026 drillhole intersections with high-grade results o 2 © @» @ ‘Surface TLMZ26-58 17.8 gpt over 15.9m TLMZ26-55 11.4 gpt over 6.7m TLMZ26-64 4.9 gpt over 3.8m TLMZ26-68 6.1 gpt over 4.3m TLMZ26-53W2 11.1 gpt over 2.1m TLMZ26-67 TLMZ26-53 5.9 gpt over 2.0

  8. Slide 8: For additional information

    For additional information, a table showing all drill results and locations from our exploration programs at Gold Bar, Fox and Tartan is available on the Company’s website and can be accessed by clicking here .

McEwen — Q2 2026 Earnings Presentation on 6ix