ASML convertible subordinated notes priced

Press release - Veldhoven, the Netherlands, November 19, 1999

ASM Lithography Holding NV(ASML) today announced the pricing of $450 million aggregate amount of convertible subordinated notes due November 2004 (the 'Notes') offered through a private placement to qualified institutional investors and institutional accredited investors. The issue was increased by $50 million from an initial aggregate principal amount of $400 million. The Company has also granted the underwriters an over-allotment option amounting to $70 million. The notes will pay an annual interest rate of 4.25% and will be convertible into ordinary shares of ASML at a conversion price of $111.75 per ASML share.

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