Investor Presentation FY 2020

Creating value for all stakeholders ... its customers and suppliers ▸ Quality & Innovation Technology leadership ▸ Customer service its employees Siltronic offers ... its shareholders Long-term value enhancement ▸ Attractive return ▸ On-going cost reduction. the environment and society ▸ Occupational health & safety ▸ Human Resources Development ▸ Equality ▸ Conservation of resources & recycling ▸ Compliance & Human Rights ‣ Social commitment (siltronic perfect silicon solutions Siltronic AG - Investor Presentation FY 2020 March 9, 2021 8 of 32

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