BRAINHOLE TECH (02203) announced that on September 11, 2025, the company purchased a total of 119,500 shares of TeraWulf on the open market for a total consideration of approximately US$1.3 million (equivalent to approximately HK$10 million) (excluding transaction costs). On the same day, the company sold a total of 14,400 shares of Tempus on the open market for a total consideration of approximately US$1.2 million (equivalent to approximately HK$9.1 million) (excluding transaction costs).