---
title: "Quantum Computing Stocks Surge in Overnight Session: IONQ Up Nearly 9%, QBTS Up Over 20%, RGTI Up Over 10%, QUBT Up Over 7%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/294010301.md"
description: "The quantum computing sector surged collectively during the overnight session. IONQ rose nearly 9% to $35.92, QBTS jumped over 20% to $19.51, RGTI gained over 10% to $15.64, and QUBT advanced over 7% to $7.96."
datetime: "2026-07-28T04:46:27.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/294010301.md)
  - [en](https://longbridge.com/en/news/294010301.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/294010301.md)
generator: "portal-rs"
---

# Quantum Computing Stocks Surge in Overnight Session: IONQ Up Nearly 9%, QBTS Up Over 20%, RGTI Up Over 10%, QUBT Up Over 7%

The quantum computing sector saw a broad-based surge during the overnight session, with market sentiment improving significantly. As of press time, all four mainstream stocks in the sector closed higher, with gains exceeding 7%, indicating strong capital inflows.

In terms of specific stocks, **IONQ.US** rose nearly 9% in the overnight session to $35.92, hitting a high of $37.17 during the day. Trading volume reached 28.36 million shares, with turnover exceeding $1 billion, reflecting ample liquidity. **QBTS.US** delivered the most impressive performance, surging over 20% in the overnight session to $19.51, with an intraday high of $19.54. Trading volume hit 48.48 million shares, and turnover surpassed $900 million, demonstrating extremely high market attention. **RGTI.US** gained over 10% in the overnight session to $15.64, reaching a high of $16.12 during the day, with trading volume of 30.44 million shares. **QUBT.US** advanced over 7% in the overnight session to $7.96, touching a high of $8.17, with trading volume of 10.49 million shares. All four stocks recorded significant gains during the overnight session, reflecting strong overall sector momentum.

Analysts noted that quantum computing, as a cutting-edge technology sector, has recently been driven by both policy tailwinds and technological breakthroughs, leading to sustained increases in investor attention. The broad-based surge in the overnight session reflects market optimism regarding the sector's future development prospects. Investors should monitor subsequent technological progress and commercialization developments while remaining mindful of sector volatility risks.

### 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

- [Rigetti Computing (NASDAQ:RGTI) CFO Jeffrey Bertelsen Sells 3,860 Shares](https://longbridge.com/en/news/296537917.md)
- [D-Wave Quantum Just Got a 240x Boost From AT&T. How to Play QBTS From Here.](https://longbridge.com/en/news/295119837.md)
- [IonQ partners with CMC Microsystems to provide cloud quantum computing access in Canada](https://longbridge.com/en/news/296265210.md)
- [Quantum Computing Sector Rallies Intraday, IONQ Up Nearly 7%, QBTS Surges Over 7%](https://longbridge.com/en/news/294376900.md)
- [QUBT Earnings Are Due Today. Here's What Investors Need to See](https://longbridge.com/en/news/295389650.md)

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