Investor Presentaiton

NOBEL Rescues Cero Publicly Trading Comparables LATAM Copper Peers Market Capitalization (C$M) (March 25, 2021) $887 $406 $349 $310 $198 $116 Company Name Solaris Marimaca Oroco Filo Los Andes Regulus Key Project Name Warintza Marimaca Santo Tomas Filo del Sol Vizcachitas AntaKori Project Stage Exploration PEA Underway Exploration Resource Estimate PFS Underway Resource Estimate Location Ecuador Chile Mexico Chile Ecuador Peru Deposit Type Porphyry IOCG Porphyry Epithermal Porphyry Sulphide / Porphyry Primary Metals Cu-Mo-Au Cu Cu-Mo-Au-Ag Cu-Au-Ag Cu-Mo Cu-Au-Ag Total Resource 0.64% 0.57% n/a 0.31% 0.41% 0.44% CuEq (1) Grade (%) Marimaca is geologically comparable to Nobel Opportunity to develop Algarrobo into similar IOCG project at a large scale within a short timeframe CuEq conversion based on long-term consensus metal prices of US$/3.04lb Cu, US$/1,555oz Au, US$/20.42oz Ag and US$9.03/lb Mo Source: Company filings, Bloomberg; market data as of March 25, 2021 Investor Presentation November 2021 (1) 16

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