[ET Net News Agency, 4 June 2026] LONGBIO-B (01779) will be listed tomorrow (5th). It is currently at HK$170.5 on Phillip's grey market, 77.5% higher than the grey market's IPO price of HK$96.06. Based on 50 shares per lot, excluding handling fees, the book value gain per lot is HK$3,722. It is currently at HK$168 on Bright Smart's grey market, 74.9% higher than the grey market's IPO price. The book value gain per lot is HK$3,597.