ASM INTERNATIONAL N.V. REPORTS FIRST QUARTER 2021 RESULTS

Almere, The Netherlands

April 20, 2021, 6 p.m. CET

ASM International N.V. (Euronext Amsterdam: ASM) today reports its first quarter 2021 operating results (unaudited) in accordance with IFRS.

Continued strong logic/foundry demand fuels record quarterly orders.

FINANCIAL HIGHLIGHTS

EUR million	Q1 2020		Q4 2020		Q1 2021
New orders	333.5		378.7		410.6
Revenue	325.1		346.6		394.0
Gross profit margin %	44.5	%	45.2	%	49.5	%
Operating result	78.1		77.5		124.5
Result from investments (excluding amortization intangible assets resulting from the sale of ASMPT stake in 2013)	0.7		27.1		13.9
Amortization intangible assets (resulting from the sale of ASMPT stake in 2013)	(3.5)		(3.0)		(3.0)
Net earnings	74.1		79.1		122.5
Normalized net earnings (excluding amortization intangible assets resulting from the sale of ASMPT stake in 2013 )	77.6		82.1		125.5

• New orders at €411 million were 8% above the level of last quarter.
• Revenue for the first quarter 2021 was €394 million and increased 14% compared to the previous quarter due to strong market demand.
• Gross profit margin was 49.5% in Q1 2021 compared to 45.2% in the previous quarter, mainly due to favorable mix.
• Operating result was €125 million compared to €78 million in the previous quarter.
• Normalized net earnings for the first quarter 2021 were €125 million, €43 million higher compared to Q4 2020.