---
title: "Quantum Computing Sector Slightly Declines in Overnight Trading, IONQ Down 1.06%, QBTS Down 1.08%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293994466.md"
description: "The quantum computing sector showed slight declines in overnight trading, with all major tickers edging lower as investors took profits after recent gains."
datetime: "2026-07-28T01:46:10.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293994466.md)
  - [en](https://longbridge.com/en/news/293994466.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293994466.md)
generator: "portal-rs"
---

# Quantum Computing Sector Slightly Declines in Overnight Trading, IONQ Down 1.06%, QBTS Down 1.08%

The quantum computing sector experienced modest declines during overnight trading hours. As of press time, all major tickers in the sector traded lower. **IONQ.US** was last seen at $35.540, down 1.06% from its previous close of $35.920. **QBTS.US** slipped 1.08% to $19.300 from $19.510.

Meanwhile, **RGTI.US** declined 1.66% to $15.380 from $15.640, and **QUBT.US** fell 1.26% to $7.860 from $7.960. The sector showed mixed sentiment with no significant catalysts driving major moves during the overnight session.

Trading volumes remained moderate across the board as investors awaited further developments in the quantum computing space. The slight pullback comes after recent volatility in the sector, with traders taking a cautious stance ahead of potential news flow.

### Related Stocks

- [IONQ.US](https://longbridge.com/en/quote/IONQ.US.md)
- [QBTS.US](https://longbridge.com/en/quote/QBTS.US.md)
- [RGTI.US](https://longbridge.com/en/quote/RGTI.US.md)
- [QUBT.US](https://longbridge.com/en/quote/QUBT.US.md)

## Related News & Research

- [Quantum Stocks Rally as RGTI, QBTS Secure Up to $200M in U.S. Funding](https://longbridge.com/en/news/298320736.md)
- [IonQ director and special advisor Raymond John w sells USD 89,578.47 in common shares](https://longbridge.com/en/news/298780293.md)
- [D-Wave amends 8-K to disclose US Commerce Dept stock issuance at USD 14.09 a share](https://longbridge.com/en/news/298444822.md)
- [IonQ signs $8.18 million quantum-security deal with Congruity360](https://longbridge.com/en/news/298317740.md)
- [D-Wave Issues 7.1M QBTS Shares to U.S. Government Under $100M CHIPS Deal](https://longbridge.com/en/news/298457928.md)

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