Guidewire Software is trading at $158.56, up 4.22%, amid broader tech gains, while the specific driver remains unconfirmed. - On October 5, Guidewire Software named Dan Brown Chief Product Officer, responsible for product strategy and embedding AI across its applications; no source explicitly links the appointment to the gain. - The Nasdaq rose 0.69% and the S&P 500 rose 0.37%; a market report described rotation toward technology, but conditions were mixed. - No source confirms trading volume.