Sumitomo

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Sumitovant Closes Myovant Purchase

US biopharma Sumitovant – a wholly owned subsidiary of Japan’s Sumitomo Pharma – has closed its purchase of the remaining equity in Myovant Sciences, taking full control of the Swiss clinical-stage biopharma for about $1.7 billion. Myovant will now be delisted from the New York Stock Exchange.

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Yara and Sumitomo Collaborate on Clean Ammonia

Fertilizer giant Yara has entered into a Memorandum of Understanding (MoU) with Sumitomo Chemical under which the Norwegian group will examine the supply of clean ammonia to the Japanese firm’s production plants. Sumitomo would use the clean ammonia for producing petrochemicals and plastics and/or distributing energy out of its plants in Japan.

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Rentschler Biopharma Extends Japanese Pact

German biopharmaceuticals contract development and manufacturing organization Rentschler Biopharma is extending and deepening its existing collaboration in Japan with Summit Pharmaceuticals International (SPI), a wholly owned subsidiary of Sumitomo.

Virtual Event

Digitalization in the Chemical Industry
CHEManager Spotlight

Digitalization in the Chemical Industry

29 April 2026 | This webinar explores how chemical industry organizations can design a digital‑ and AI‑ready operating model focused on clarity, usability, and measurable value.