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INFICON Corporate Contact Matthias Tröndle Chief Financial Officer +423 388 3510 matthias.troendle@inficon.com INFICON with Growth in all Markets and Regions • Sales increase of 32.5 % to USD 122.7 million • • Operating income of USD 24.6 million in first quarter 2021 , operating income margin of 20.0 % after 15.1 % a year ago Guidance for 2021 : Sales of USD 450-480 million ( previously USD 420-450 million ) , operating income margin of 18-20 % Bad Ragaz / Switzerland , April 22 , 2021 INFICON Holding AG ( SIX Swiss Exchange : IFCN ) has realized a successful start to the business year 2021. Compared with the same quarter of last year , sales increased by 32.5 % to a new record level of USD 122.7 million . Except for the Security & Energy market , all markets achieved in part significant increases and new quarterly highs . Excluding currency effects of 5.2 percentage points , the organic growth was 27.3 % year - over - year . Compared with the strong fourth quarter of 2020 , sales rose by 5 % . - - Semi & Vacuum Coating : INFICON achieved the strongest gains – both , in a year - over- year , and a quarter - to - quarter comparison – in its largest target market . Sales increased by 44.2 % to USD 61.3 million compared with the same period of last year and by 16.8 % over the fourth quarter of 2020. The end - user demand for memory and microchips is high worldwide . Important industries such as the automotive sector are recovering fast from the Corona trough and are now back on the sourcing markets . The demand also benefitted from a strategic inventory build - up in the context of the international trade disputes . Consequently , the investments into latest - generation production capacities picked up globally , and most markedly so in Asia . The solar panel market also gained new momentum in China . INFICON assesses the prospects in the Semi & Vacuum Coating market as positive . Refrigeration , Air Conditioning & Automotive : The sales generated in this target market rose by 23.5 % compared with the respective period of last year and by 3.3 % over the closing quarter of 2020 to USD 24.7 million . This mirrors especially the recovery in the automotive market with its ongoing trend towards E - mobility , as well as in the general refrigeration and INFICON Holding AG Hintergasse 15 B , CH - 7310 Bad Ragaz Tel . +41 81 300 4980 , Fax +41 81 3004988 www.inficon.com 1/4 14