Chugai Pharmaceutical Co., Ltd.

4519.T
Drug Manufacturers - General
2026/09/28 11:02 Updated
Market Cap: $67.7B (¥10.7T)
Stock Price: $41.12 (¥6,476)
Exchange Rate: 1 USD = ¥157.48

Notice on Discontinuation of GYM329 (emugrobart) Obesity Development, License Return and Resumption of SMA Development

Announced discontinuation of emugrobart obesity development and return of license. Began preparations to resume development in the SMA area. No impact on consolidated earnings forecasts for the fiscal year ending December 2026.

Importance:
Page Updated: September 28, 2026
IR Disclosure Date: September 28, 2026

Key Figures

  • Financial indicators expected to be affected: Unknown
  • Preparations to resume SMA development: In progress
  • Phase II interim analysis results for obesity: Failure to meet endpoints; decision to discontinue

AI要約

Key Points

Chugai Pharmaceutical Co., Ltd. announced it will discontinue the obesity development of GYM329 emugrobart and return full licensing rights to Roche. At the same time, based on accumulated safety and pharmacodynamic data and the Phase III design, the company intends to internally advance preparations to resume development for SMA. Following the interim analysis results of the Phase II obesity trial, it was judged that clinically meaningful weight loss could not be achieved. There is no impact on the full-year forecast announced on January 29, 2026.

Outlook and Impact

With a view to resuming emugrobart development for SMA and FSHD, preparations have begun that also consider out-licensing to third parties. The company will evaluate the potential to provide SMA patients with a new treatment option and will consider future development policy. At this time, no impact on consolidated earnings forecasts for the fiscal year ending December 2026 has been confirmed.

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Chugai Pharmaceutical Co., Ltd.

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