2018 Operational Performance

OUTLOOK AIXTRON - 2019 Guidance* Based on current order situation and customer reticence, Management expects for 2019: • • Total Order Intake between EUR 220 ~ 260 million Revenues between EUR 260 ~ 290 million • • Gross Margin of 35% to 40% EBIT between 8% and 13% of Revenues • Free Cash Flow between EUR 1525 million Order Backlog as of January 1, 2019: EUR 138m 2019 Guidance* 10 10 2019 Shippable Equipment Order Intake: EUR 77 ~ 107m Based on 1.20 USD/EUR Budget Rate; please refer to "Expected Results of Operations and Financial Position" in the AIXTRON 2018 Annual Report for further information 2019 Estimated Spares & Service Revenues: ca. EUR 45m AIXTRON

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