Form 4 Filing for Leonard E. Post

This filing details stock transactions by Leonard E. Post, a director at CG Oncology, Inc. On June 4, 2026, Mr. Post engaged in several transactions under a Rule 10b5-1 trading plan. He acquired 1000 shares of Common Stock at $0.60 per share and disposed of 1000 shares of Common Stock at $54.50 per share. Additionally, he exercised a Director Stock Option (right to buy) for 1000 shares of Common Stock at a price of $0.60 per share, resulting in 116,077 shares remaining. He also acquired 9,354 shares of Common Stock through another Director Stock Option, with a post-transaction ownership of 9,354 shares. These transactions were executed on the same day, with the report signed on June 5, 2026.