Ribo-B Gains 30.1% in Grey Market Before HKEX Debut

Ribo-B Shares Climb Over 30% in Pre-Listing Trading

Shares of biotech firm Ribo-B (06938.HK) demonstrated significant strength in grey market trading ahead of its official listing on the Hong Kong Stock Exchange. On the Futu trading platform, the stock opened at 62.95 HKD, an 8.6% increase from its IPO price, and later reached a high of 75.4 HKD. This peak represents a 30.1% gain, or an increase of 17.43 HKD per share, over its listing price.

Activity on the Phillip Securities platform showed similar bullish sentiment. Ribo-B opened at 65 HKD, a 12.1% premium, and traded as high as 74.2 HKD, a 28% increase. The strong price action across both platforms signals powerful investor appetite for the new stock before it becomes widely available.

Grey Market Turnover Exceeds 107M HKD, Signaling Investor Confidence

The depth of investor interest was reflected in the high trading volumes. The Futu platform recorded a turnover of 62.87 million HKD from 828,000 shares traded. Simultaneously, the Phillip platform saw a turnover of 45 million HKD from 624,000 shares. This combined trading value of over 107 million HKD in the pre-market provides a strong quantitative indicator of investor confidence in Ribo-B's prospects. The performance suggests market participants anticipate a strong official market debut and are willing to pay a significant premium to secure shares early.