---
title: "Pre-market hot trades in US stocks: Highway pre-market down 17.15%; Ruanyun Edai Tech pre-market down 15.68%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/289164384.md"
description: "Highway pre-market down 17.15%; Ruanyun Edai Tech pre-market down 15.68%; Core AI pre-market up 548.67%; CCSC Tech pre-market up 475.50%; Regentis Biomaterials pre-market up 401.56%"
datetime: "2026-06-09T09:17:06.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/289164384.md)
  - [en](https://longbridge.com/en/news/289164384.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/289164384.md)
---

# Pre-market hot trades in US stocks: Highway pre-market down 17.15%; Ruanyun Edai Tech pre-market down 15.68%

**Pre-market Hot Trades in US Stocks**

Highway, down 17.15% in pre-market trading, with no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation.

Ruanyun Edai Tech, down 15.68% in pre-market trading, with no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation.

**Top Gainers in Pre-market US Stocks**

Core AI, up 548.67% in pre-market trading, with no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation.

CCSC Tech, up 475.50% in pre-market trading, with no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation.

Regentis Biomaterials, up 401.56% in pre-market trading. Based on recent key news:

1.  On June 8, Regentis Biomaterials announced the acceleration of GelrinC's commercialization preparations in Europe and began training surgeons for knee cartilage repair. This news has driven market optimism regarding the company's future growth, leading to a significant increase in stock price. Source: ACCESS Newswire
    
2.  On June 8, the company mentioned in its announcement the risk factors detailed in the report submitted to the U.S. Securities and Exchange Commission (SEC). Despite these risks, market confidence in the company's prospects remains strong, further driving up the stock price. Source: ACCESS Newswire The market is optimistic about the prospects of the biomaterials industry

### Related Stocks

- [HIHO.US](https://longbridge.com/en/quote/HIHO.US.md)
- [RYET.US](https://longbridge.com/en/quote/RYET.US.md)
- [CHAI.US](https://longbridge.com/en/quote/CHAI.US.md)
- [CCTG.US](https://longbridge.com/en/quote/CCTG.US.md)
- [RGNT.US](https://longbridge.com/en/quote/RGNT.US.md)

## Related News & Research

- [Greif (GEF) Is Up 7.5% After Dividend Hike And Packaging Price Increases Has The Bull Case Changed?](https://longbridge.com/en/news/289650722.md)
- [The Curious Case Of The Bearish Bull Market In Gold](https://longbridge.com/en/news/289091917.md)
- [As Remaining Performance Obligation Swells, Oracle Stock Is Positioned for Growth Acceleration](https://longbridge.com/en/news/289627686.md)
- [Why Is Climb Bio Stock Gaining Friday?](https://longbridge.com/en/news/289612125.md)
- [CocaCola (NYSE:KO) EVP Sells $2,000,505.44 in Stock](https://longbridge.com/en/news/289663273.md)