---
title: "Quantum Computing Stocks Surge in Overnight Session IONQ Up Nearly 11%, QBTS Up Nearly 4%, RGTI Up Nearly 5%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/299861319.md"
description: "The quantum computing sector showed strong momentum in the overnight session, with IONQ leading gains at 10.80%, followed by RGTI up 4.66%, QBTS up 3.93%, and QUBT up 2.97%."
datetime: "2026-09-23T07:47:33.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/299861319.md)
  - [en](https://longbridge.com/en/news/299861319.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/299861319.md)
generator: "portal-rs"
---

# Quantum Computing Stocks Surge in Overnight Session IONQ Up Nearly 11%, QBTS Up Nearly 4%, RGTI Up Nearly 5%

The quantum computing sector demonstrated strong performance during the overnight session, with all major constituents posting gains. As of press time, sector leader IonQ (IONQ.US) traded significantly higher in overnight trading, last at **$45.14**, up **10.80%** from the previous close, with an overnight high of $45.73 and low of $44.39, volume of 853,700 shares, and turnover of $38.38 million. Rigetti Computing (RGTI.US) followed closely, last at **$17.29**, up **4.66%**, overnight high $17.48, low $17.19, volume 224,600 shares, turnover $3.89 million. D-Wave Quantum (QBTS.US) last traded at **$18.25**, up **3.93%**, overnight high $18.60, low $18.23, volume 139,300 shares, turnover $2.56 million. Quantum Computing Inc (QUBT.US) last at **$9.35**, up **2.97%**, overnight high $9.42, low $9.26, volume 64,700 shares, turnover $0.60 million.

Looking at trading data, IONQ's overnight volume reached 853,718 shares with turnover of $38.38 million, indicating strong investor interest and active overnight trading. RGTI's overnight volume was 224,561 shares with turnover of $3.89 million, showing good liquidity. QBTS's overnight volume was 139,316 shares with turnover of $2.56 million. QUBT's overnight volume was 64,667 shares with turnover of $0.60 million. Overall, the quantum computing sector attracted investor attention during the overnight session, with all four constituents posting positive returns, demonstrating a broad-based rally across the sector.

Quantum computing, as a cutting-edge technology sector, has been receiving sustained market attention recently. With technological advancements and commercial application prospects becoming clearer, investor interest in the sector continues to grow. The collective surge during the overnight session reflects investor optimism toward the sector, with notable capital inflows. As of press time, the sector posted significant gains overall, with IONQ leading with double-digit advances, while other stocks also recorded substantial gains, demonstrating the sector's strong overall performance. Market participants may continue to monitor the sector's subsequent trends and related catalysts.

## Sector constituents

| Name                  | Ticker  | Last  | Change  |
| --------------------- | ------- | ----- | ------- |
| IonQ                  | IONQ.US | 45.14 | +10.80% |
| Rigetti Computing     | RGTI.US | 17.29 | +4.66%  |
| D-Wave Quantum        | QBTS.US | 18.25 | +3.93%  |
| Quantum Computing Inc | QUBT.US | 9.35  | +2.97%  |

### 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

- [D-Wave Quantum Adds Veteran Tech Leader to Board](https://longbridge.com/en/news/299637348.md)
- [IonQ partners with Nvidia to deploy Superion 256 quantum system at accelerated quantum research center](https://longbridge.com/en/news/299893242.md)
- [D-Wave (QBTS) to Showcase Dual Quantum Strategy as Wall Street Sees 116% Upside](https://longbridge.com/en/news/299182391.md)
- [Quantum Computing Sector Rallies Intraday, IONQ Up Nearly 7%, QBTS Surges Over 7%](https://longbridge.com/en/news/294376900.md)
- [Breaking Down the Impact of the CHIPS Funding Deal for Quantum Firms](https://longbridge.com/en/news/299072960.md)

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