---
title: "Key facts: Sanofi acquires Vigil Neuroscience for $470 million; Formycon shares rise 8%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/266288325.md"
description: "Sanofi acquired Vigil Neuroscience for $470 million, with a potential $600 million contingent payment, to develop a first-in-class TREM2 agonist for Alzheimer's disease.1Shares in Formycon rose around 8% following the announcement of its FYB208 drug as a biosimilar candidate for Dupixent, which is produced by Regeneron Pharmaceuticals in partnership with Sanofi.2"
datetime: "2025-11-18T02:03:17.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/266288325.md)
  - [en](https://longbridge.com/en/news/266288325.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/266288325.md)
generator: "portal-rs"
---

# Key facts: Sanofi acquires Vigil Neuroscience for $470 million; Formycon shares rise 8%

-   Sanofi acquired Vigil Neuroscience for $470 million, with a potential $600 million contingent payment, to develop a first-in-class TREM2 agonist for Alzheimer's disease.1
-   Shares in Formycon rose around 8% following the announcement of its FYB208 drug as a biosimilar candidate for Dupixent, which is produced by Regeneron Pharmaceuticals in partnership with Sanofi.2

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---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**