---
title: "Zymeworks gains following addition to Citi catalyst watch"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/295430678.md"
description: "Zymeworks (ZYME) shares rose ~2% after Citigroup added the stock to its 90-day catalyst watch list. Citi anticipates upside driven by an August 25 FDA decision on zanidatamab (Ziihera) for first-line gastroesophageal adenocarcinoma treatment. Analyst Yigal Nochomovitz views approval as derisked based on trial results, noting it would trigger a $250M U.S. milestone and unlock broader global opportunities."
datetime: "2026-08-10T16:25:53.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/295430678.md)
  - [en](https://longbridge.com/en/news/295430678.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/295430678.md)
generator: "portal-rs"
---

# Zymeworks gains following addition to Citi catalyst watch

Zymeworks (ZYME) is up ~2% in Monday trading after Citi added the stock to its 90-day catalyst watch list. The bank sees shares rising due to an August 25 FDA action date for zanidatamab, sold as Ziihera, as a first-line treatment for gastroesophageal adenocarcinoma. The drug is sold by Jazz Pharmaceuticals (JAZZ). Ziihera was approved as a second...

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## Related News & Research

- [Zymeworks Q2 FY26 net loss widens to $45 million; revenue guidance rises to $278 million-$292 million for FY26](https://longbridge.com/en/news/300284817.md)
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- [Bank of America Corp DE Buys 219,071 Shares of Zymeworks Inc. $ZYME](https://longbridge.com/en/news/300266544.md)
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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**