CEO Michael George Rosenbaum Sells Shares in Guidewire Software, Inc.

Michael George Rosenbaum, the Chief Executive Officer of Guidewire Software, Inc., sold 1,400 shares of common stock on October 27, 2025, at a price of $255.40 per share. This transaction was conducted under a 10b5-1 Trading Plan adopted by Rosenbaum on October 15, 2024. Following the sale, Rosenbaum owns 256,558 shares of common stock. The filing, submitted under Section 16 of the Securities Exchange Act of 1934, indicates that the transaction was automatically executed pursuant to the pre-established trading plan.