Brian Guan-Chyun Liu, an insider at CG Oncology, Inc. (CGON), acquired a significant stake in the company on June 25, 2026. Liu purchased 371,085 shares at an average price of $66.87 per share, representing a total investment of approximately $24.81 million.

This substantial acquisition by an insider is often interpreted as a strong signal of confidence in the company's future performance and growth prospects. The purchase occurred amidst other recent insider transactions, including sales by Leonard E. Post and James Mulay.

CG Oncology, Inc. operates in the biotechnology sector, focusing on developing novel treatments for cancer. The company's stock has experienced recent trading activity, with this insider buy being the largest transaction reported in the provided data.