Form 4 Filing for Guidewire Software, Inc.

On September 17, 2026, King James Winston, Chief Admin Officer and General Counsel of Guidewire Software, Inc., reported the sale of 11,814 shares of Common Stock. This sale, executed under a 10b5-1 trading plan, was to cover taxes associated with the settlement of Restricted Stock Units. The average sale price ranged from $144.4695 to $144.4714 per share. Following this transaction, Mr. Winston directly owns 45,939 shares. On September 18, 2026, an additional 1,381 shares were sold at $144.98 per share, reducing his direct ownership to 44,558 shares. Both transactions were marked as dispositions (D).