Shares of HJ SCIENCE-B (06132) are scheduled to commence trading on the Hong Kong Stock Exchange on Tuesday, June 23. As of the latest update, the grey market price is indicated at HK$125. This represents a significant increase of 52.81% compared to its initial public offering price of HK$81.80. Based on a standard board lot size of 100 shares, this price movement translates to a profit of HK$4,320 per lot before accounting for any transaction fees.