---
title: "Top 10 HK Stock Losers (6.1)"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/288239318.md"
description: "CSTONE PHARMA-B(02616) fell 32.42%, with a trading turnover 455.6 Million HKD, and a year-to-date rose 3.2%. QINGSONG HEALTH(02661) fell 17.47%, with a trading turnover 80.5 Million HKD, and a year-to-date fell 70.9%. ASCLETIS-B(01672) fell 17.08%, with a trading turnover 91.3 Million HKD, and a year-to-date rose 3.6%."
datetime: "2026-06-01T08:31:02.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/288239318.md)
  - [en](https://longbridge.com/en/news/288239318.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/288239318.md)
---

# Top 10 HK Stock Losers (6.1)

Hang Seng Index has rose 0.86%, with a year-to-date fell 0.9%; Hang Seng TECH Index has rose 1.65%, with a year-to-date fell 10%.

CSTONE PHARMA-B(02616) fell 32.42%, with a trading turnover 455.6 Million HKD, and a year-to-date rose 3.2%.

QINGSONG HEALTH(02661) fell 17.47%, with a trading turnover 80.5 Million HKD, and a year-to-date fell 70.9%.

ASCLETIS-B(01672) fell 17.08%, with a trading turnover 91.3 Million HKD, and a year-to-date rose 3.6%.

### Related Stocks

- [02616.HK](https://longbridge.com/en/quote/02616.HK.md)
- [02661.HK](https://longbridge.com/en/quote/02661.HK.md)
- [01672.HK](https://longbridge.com/en/quote/01672.HK.md)
- [00100.HK](https://longbridge.com/en/quote/00100.HK.md)
- [01872.HK](https://longbridge.com/en/quote/01872.HK.md)
- [03317.HK](https://longbridge.com/en/quote/03317.HK.md)
- [01888.HK](https://longbridge.com/en/quote/01888.HK.md)
- [02723.HK](https://longbridge.com/en/quote/02723.HK.md)
- [01548.HK](https://longbridge.com/en/quote/01548.HK.md)
- [02105.HK](https://longbridge.com/en/quote/02105.HK.md)

## Related News & Research

- [Laekna Grants Vasque Bio Global Rights to LAE118 Outside Greater China](https://longbridge.com/en/news/289252119.md)
- [Zhipu vs MiniMax: what’s driving the widening valuation gap in Hong Kong](https://longbridge.com/en/news/289126939.md)
- [Shenzhen Xunce Calls 2025 AGM, Proposes Governance Changes and Share Award Scheme](https://longbridge.com/en/news/288787460.md)
- [Shenzhen Xunce Reshapes Board with Executive Resignation and New Non-Executive Appointment](https://longbridge.com/en/news/288788698.md)
- [DeepSeek’s bargain AI triggers price war across China’s tech sector](https://longbridge.com/en/news/289024922.md)