Investor Presentation Q3 2020

Positive development of wafer volume in Q4 2020 300 mm Strong foundry and logic business Uncertainty due to US-China trade tensions might lead to elevated inventories Digestion of server components 200 mm SD - - High exposure to automotive and industry where end markets are mixed Assume some inventory digestion Some recovery from a low base (siltronic perfect silicon solutions. Siltronic AG - Investor Presentation Q3 2020 October 29, 2020 27 of 34

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