[ET Net News Agency, 22 June 2026] SENIOR MATERIAL (06067) will be listed tomorrow (23rd). It is currently at HK$12.65 on Phillip's grey market, 40.9% higher than the grey market's IPO price of HK$8.98. Based on 500 shares per lot, excluding handling fees, the book value gain per lot is HK$1,835. It is currently at HK$12.2 on Bright Smart's grey market, 35.9% higher than the grey market's IPO price. The book value gain per lot is HK$1,610.