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StocksMedium•20 April 2026•

1 min read

Rigaku and Onto Innovation Form Strategic Alliance via 27% Equity Investment

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Key Facts

1Rigaku Holdings Corporation entered a strategic alliance with Onto Innovation Inc. through a 27% equity investment.

Rigaku Holdings Corporation has entered into a strategic capital and business alliance with Onto Innovation Inc., marked by a significant 27% equity investment. The collaboration is designed to address the escalating complexities in semiconductor device manufacturing, particularly regarding advanced 3D structures. By combining Rigaku’s expertise in X-ray analytical technologies with Onto’s leadership in process control, the partnership aims to solve critical metrology challenges. Executives from both firms emphasized that this alliance represents a long-term commitment to strengthening their market positions in the high-growth semiconductor inspection sector. This strategic move is expected to enhance the technological roadmap for both companies as global demand for sophisticated chip architecture continues to rise.