Tong Hai Ong, Chief Executive Officer, Ten Percent Owner at Cosmosteel Holdings Limited, holds 37.89M shares in Cosmosteel Holdings Limited (Ticker: SG:B9S). Most recently, Tong Hai Ong Bought S$2,750,000 shares of Cosmosteel Holdings Limited on Jan 26, 2024 for an estimated value of 361.07K.