News

Tokyo Ohka Kogyo Leads EUV Photoresist Market with 25% Global Share

Friday, November 28, 2025 at 08:53 AM

A report highlights Tokyo Ohka Kogyo's dominance in the critical EUV photoresist market, noting the company holds approximately 25% of the global market share for this advanced semiconductor material.

Context

According to a November 28, 2025, report, Tokyo Ohka Kogyo (TOK) has secured a commanding 25% share of the global EUV photoresist market, establishing it as the clear leader. This news highlights the broader dominance of Japanese companies, which collectively supply approximately 90% of all photoresists used in semiconductor manufacturing. TOK's strong performance is reflected in its recent financial results, which showed a significant 17.8% year-over-year increase in net sales as of August 2025. This market position is strategically critical for investors. EUV photoresist is an indispensable chemical used with ASML’s unique lithography systems to produce the world's most advanced microchips for AI, smartphones, and high-performance computing. TOK, along with competitor JSR, is at the forefront of deploying this technology with major foundries like Intel, Samsung, and TSMC. As the industry moves toward more complex chip designs, TOK's leadership in this essential, high-tech material provides a significant and defensible advantage in the semiconductor value chain.

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Tokyo Ohka Kogyo
Tokyo Ohka Kogyo
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