---
title: "The leading US stock exchange registry was offered $4.2 billion to be acquired by a cryptocurrency exchange."
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/285810638.md"
description: "On May 5, 2026, cryptocurrency exchange Bullish (NYSE: BLSH) announced its acquisition of Equiniti for $4.2 billion from Siris Capital. This acquisition is significant as Equiniti is considered the \"nervous system\" of the US stock market. Following the announcement, Bullish's stock price surged by approximately 20%."
datetime: "2026-05-09T11:13:17.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/285810638.md)
  - [en](https://longbridge.com/en/news/285810638.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/285810638.md)
---

# The leading US stock exchange registry was offered $4.2 billion to be acquired by a cryptocurrency exchange.

Author: Chloe, ChainCatcher

On May 5, 2026, cryptocurrency exchange Bullish (NYSE: BLSH) announced that it would acquire Equiniti, a company that can be described as the "nervous system" of the entire US stock market on Wall Street, from private equity firm Siris Capital for $4.2 billion. Upon the announcement, Bullish's stock price surged, rising by approximately 20% at one point.

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