---
title: "Biggest stock movers Monday: QBTS, FBRX, MPLT, and more"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293953077.md"
description: "Stock index futures were mixed on Monday as a temporary pause in U.S.-Iran military strikes eased Middle East conflict fears. Key movers included Forte Biosciences (FBRX), which surged 40% after argenx SE announced its acquisition."
datetime: "2026-07-27T15:32:21.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293953077.md)
  - [en](https://longbridge.com/en/news/293953077.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293953077.md)
---

# Biggest stock movers Monday: QBTS, FBRX, MPLT, and more

Stock index futures were mixed on Monday as a temporary pause in U.S.-Iran military strikes over the weekend helped ease fears of a wider conflict in the Middle East. Here are some of Monday's biggest stock movers: Biggest stock gainers Forte Biosciences (FBRX) +40% - Shares rose after argenx SE (ARGX) said it would acquire Forte Biosciences for $7...

### Related Stocks

- [FBRX.US](https://longbridge.com/en/quote/FBRX.US.md)
- [ARGX.US](https://longbridge.com/en/quote/ARGX.US.md)
- [QBTS.US](https://longbridge.com/en/quote/QBTS.US.md)
- [MPLT.US](https://longbridge.com/en/quote/MPLT.US.md)
- [QBTS+.US](https://longbridge.com/en/quote/QBTS+.US.md)
- [34962G208.US](https://longbridge.com/en/quote/34962G208.US.md)

## Related News & Research

- [Forte Biosciences Investor Alert: Kahn Swick & Foti, LLC Investigates Adequacy of Price and Process in Proposed Sale of Forte Biosciences, Inc. - FBRX](https://longbridge.com/en/news/295559644.md)
- [Weekly Recap: Cash tender offer for Forte and EGM on director appointments](https://longbridge.com/en/news/295360865.md)
- [Hormuz Strait to remain closed unless U.S. meets Iran's conditions, Iranian security council says](https://longbridge.com/en/news/295558791.md)
- [US oil rises above $83 a barrel as Iran says Strait of Hormuz won't open until conditions are met](https://longbridge.com/en/news/295559305.md)
- [Factbox-Who is Iran's Mohsen Rezaei, the hardliner appointed to key security role?](https://longbridge.com/en/news/295410166.md)