---
title: "Hottest Memory ETF Sells 3 Million Shares of Samsung This Week, Swaps for 65 Million Shares of CXMT"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/294597231.md"
description: "U.S.-based Roundhill Funds significantly reduced its holdings in Samsung Electronics while simultaneously buying into CXMT. This move marks the first time a Chinese memory chip company has entered mainstream international DRAM investment products, with CXMT's weight in the relevant ETF rapidly rising to 2.47%"
datetime: "2026-08-02T06:42:40.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/294597231.md)
  - [en](https://longbridge.com/en/news/294597231.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/294597231.md)
---

# Hottest Memory ETF Sells 3 Million Shares of Samsung This Week, Swaps for 65 Million Shares of CXMT

U.S. ETF manager Roundhill made significant adjustments to its DRAM-themed funds this week, significantly reducing its holdings in Samsung Electronics while simultaneously buying into CXMT, marking the first time a Chinese memory chip player has entered mainstream international DRAM investment products.

On Tuesday and Wednesday of this week, Roundhill cumulatively bought 65 million shares of CXMT stock, causing CXMT's weight in the DRAM ETF to rapidly rise to 2.47%. Meanwhile, from Monday to Wednesday, Roundhill reduced its holdings in Samsung Electronics by approximately 1 million shares each day, totaling 3 million shares sold over the three days.

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