Mike Rosenbaum's Sale of Guidewire Software Common Stock

Mike Rosenbaum, an officer and director of Guidewire Software, Inc., has filed a Form 144 notice indicating the sale of 1,400 shares of common stock on October 27, 2025, with an aggregate market value of $357,560. The shares were acquired as performance shares on September 15, 2022. Rosenbaum has been actively selling shares over the past three months, with significant transactions including the sale of 30,317 shares on September 16, 2025, for $7,362,962.35. The sales were executed through Morgan Stanley Smith Barney LLC Executive Financial Services. This filing highlights Rosenbaum's ongoing divestment of his holdings in Guidewire Software.