---
title: "Co-founder's resignation at XXI Capital leads to 18% stock drop as Tether's Bitcoin merger with three firms collapses."
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293367370.md"
description: "The stock of XXI plummeted by almost 18% following the resignation of the company's co-founder. Additionally, Tether's failed merger attempt involving three Bitcoin firms further impacted the situation."
datetime: "2026-07-21T16:08:16.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293367370.md)
  - [en](https://longbridge.com/en/news/293367370.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293367370.md)
generator: "portal-rs"
---

# Co-founder's resignation at XXI Capital leads to 18% stock drop as Tether's Bitcoin merger with three firms collapses.

The stock of XXI plummeted by almost 18% following the resignation of the company's co-founder. Additionally, Tether's failed merger attempt involving three Bitcoin firms further impacted the situation.

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