---
title: "Quantum Computing Sector Shows Mixed Intraday Performance, IONQ Up Over 5%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/299925825.md"
description: "On September 23 intraday, the quantum computing sector showed mixed performance, with IONQ leading gains up over 5%, QUBT following higher, while QBTS and RGTI retreated amid active trading."
datetime: "2026-09-23T16:47:24.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/299925825.md)
  - [en](https://longbridge.com/en/news/299925825.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/299925825.md)
generator: "portal-rs"
---

# Quantum Computing Sector Shows Mixed Intraday Performance, IONQ Up Over 5%

On September 23 intraday, the quantum computing sector showed mixed performance, with IonQ leading the gains. As of press time, IONQ.US rose 5.23% to $42.87, QUBT.US gained 2.65% to $9.32; QBTS.US fell 2.93% to $17.05, and RGTI.US declined 2.31% to $16.14.

Quantum computing stocks displayed divergent performance today. **IonQ**, as the industry leader, surged to a high of $46.02 during the session, ultimately closing up over 5%, with trading volume reaching 54.47 million shares and turnover of $2.36 billion, indicating strong investor interest. The stock opened at $45.90 and maintained high-level oscillation in early trading before slightly retreating in the afternoon while remaining strong. **Quantum Computing Inc** followed with a 2.65% gain, touching a high of $9.76, with turnover of $98.65 million and volume of 10.52 million shares.

On the other hand, **D-Wave Quantum** and **Rigetti Computing** experienced pullbacks. QBTS touched a low of $17.00 during the session, ultimately falling 2.93%, with turnover of $334 million and volume of 18.92 million shares, suggesting some profit-taking. RGTI declined 2.31%, with turnover of $281 million and volume of 16.88 million shares, trading in a range of $16.07 to $17.66. Overall, the sector saw active trading, with investors maintaining focus on the commercialization prospects of quantum computing technology, though individual stocks showed clear divergence, with leaders performing strongly while some smaller-cap names experienced adjustments.

## Sector constituents

| Name                  | Ticker  | Last  | Change |
| --------------------- | ------- | ----- | ------ |
| IonQ                  | IONQ.US | 42.87 | +5.23% |
| Quantum Computing Inc | QUBT.US | 9.32  | +2.65% |
| Rigetti Computing     | RGTI.US | 16.14 | -2.31% |
| D-Wave Quantum        | QBTS.US | 17.05 | -2.93% |

### 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

- [How Could IonQ (IONQ) Change Its Government Reach With This New Partnership?](https://longbridge.com/en/news/304970108.md)
- [Quantum Computing (QUBT) Heads Into Q3 Results With An Undervalued Narrative](https://longbridge.com/en/news/304831808.md)
- [D-Wave and Rigetti face high stakes after quantum peers raise the earnings bar](https://longbridge.com/en/news/304903841.md)
- [Is D Wave Quantum (QBTS) Fully Priced Or Priced For Perfection?](https://longbridge.com/en/news/305050246.md)
- [Quantum Computing GAAP EPS of -$0.07 misses by $0.02, revenue of $9.5M beats by $1.96M](https://longbridge.com/en/news/304909581.md)

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