---
title: "Quantum Computing Sector Falls in Post-Market, IONQ Down Nearly 1%, QBTS Down Nearly 1%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293674765.md"
description: "During post-market hours on Thursday (July 23), the quantum computing sector retreated broadly. As of press time, IONQ traded at $34.33, down 0.95%; QBTS at $17.14, down 0.58%; RGTI at $14.90, down 0.34%; and QUBT held steady at $7.86."
datetime: "2026-07-23T22:46:10.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293674765.md)
  - [en](https://longbridge.com/en/news/293674765.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293674765.md)
generator: "portal-rs"
---

# Quantum Computing Sector Falls in Post-Market, IONQ Down Nearly 1%, QBTS Down Nearly 1%

During post-market hours on Thursday (July 23), the U.S. quantum computing sector experienced a broad pullback. As of 10:45 PM ET, all four mainstream stocks in the sector recorded varying degrees of declines or remained flat, with market sentiment turning cautious after regular trading hours.

In terms of specific stocks, **IONQ.US** traded at $34.33 in post-market, up 0.76% from its regular close of $34.07 but down 0.95% from the previous close of $34.68; **QBTS.US** traded at $17.14, down 1.21% from the previous close of $17.35; **RGTI.US** traded at $14.90, down 2.17% from the previous close of $15.23; and **QUBT.US** traded at $7.86, down 0.63% from the previous close of $7.91. During regular trading hours, all four stocks faced significant selling pressure, with IONQ touching a low of $33.565, QBTS dipping to $16.82, RGTI falling to $14.665, and QUBT reaching a low of $7.70.

Overall, the quantum computing sector continued its weak consolidation pattern in post-market trading following volatility during pre-market and regular hours. Investors should monitor upcoming industry catalysts and fundamental changes in individual stocks to gauge the sector's short-term direction.

### 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)
- [IonQ partners with CMC Microsystems to provide cloud quantum computing access in Canada](https://longbridge.com/en/news/296265210.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)
- [Quantum Computing Sector Rallies Intraday, IONQ Up Nearly 7%, QBTS Surges Over 7%](https://longbridge.com/en/news/294376900.md)
- [Quantum Computing Inc. (QUBT) Revenue Soars in Q2, but Costs Are Rising Fast](https://longbridge.com/en/news/295510962.md)

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