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ASASML Holding N.V. is a Dutch multinational corporation that develops and manufactures photolithography machines, which are used to produce integrated circuits. It is the largest supplier for the semiconductor industry, as well as the most advanced producer of extreme ultraviolet lithography (EUV) machines, which are required to manufacture the most advanced chips. As of January 2026, its market capitalization was approximately $527 billion, making it Europe's largest technology company and one of its most valuable firms overall.
Company background via Wikipedia and Wikidata.
Sole supplier of EUV lithography — the narrowest bottleneck in computing.