---
title: "Tarsus to buy Alkeus in deal worth about $450 million upfront"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/295097320.md"
description: "Tarsus Pharmaceuticals agreed to acquire privately held Alkeus Pharmaceuticals in a deal valued at approximately $450 million upfront, comprising $270 million in cash and $180 million in Tarsus common stock. The acquisition adds the Phase 3 Stargardt disease candidate gildeuretinol to Tarsus's pipeline. Additional consideration includes up to $350 million in milestones and low single-digit royalties on net sales. The transaction is expected to close in 2026."
datetime: "2026-08-06T11:14:56.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/295097320.md)
  - [en](https://longbridge.com/en/news/295097320.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/295097320.md)
generator: "portal-rs"
---

# Tarsus to buy Alkeus in deal worth about $450 million upfront

-   Tarsus agreed to buy privately held Alkeus Pharmaceuticals, adding Phase 3 Stargardt disease candidate gildeuretinol (ALK-001) to its eye-care pipeline. \* Deal terms include about USD 450 million upfront, split into USD 270 million cash and USD 180 million in Tarsus common stock. \* Alkeus holders could receive up to USD 350 million in milestones tied to regulatory approval and first commercial sale. \* The transaction includes low single-digit, tiered descending royalties on gildeuretinol net sales. \* Top-line Phase 3 NORTHSTAR data are expected in 2H 2029; closing is expected in 2026, subject to customary conditions. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Tarsus Pharmaceuticals Inc. published the original content used to generate this news brief on August 06, 2026, and is solely responsible for the information contained therein. © Copyright 2026 - Public Technologies (PUBT) Original Document: here

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