Form 4: Guidewire CEO Sells Shares via Pre-Planned 10b5-1

Guidewire Software CEO Michael George Rosenbaum sold 1,400 shares of common stock for $231.85 per share under a pre-arranged 10b5-1 trading plan.

Summary

• Michael George Rosenbaum, Chief Executive Officer and Director of Guidewire Software, Inc. (GWRE), reported a sale of company common stock.
• The transaction involved the disposition of 1,400 shares of common stock.
• The shares were sold at a price of $231.85 per share.
• The sale occurred on November 3, 2025.
• This transaction was an automatic sale executed pursuant to a Rule 10b5-1 Trading Plan, which was adopted by Mr. Rosenbaum on October 15, 2024.
• Following this transaction, Mr. Rosenbaum beneficially owns 255,158 shares of Guidewire Software, Inc. common stock directly.

Sentiment

Score: 6

Explanation: The sentiment is neutral to slightly positive. While it's a sale by a key executive, it was executed under a pre-arranged 10b5-1 trading plan, which indicates a planned disposition rather than a reactive sale. The amount sold (1,400 shares) is also relatively small compared to the executive's total holdings, suggesting it's not a significant change in confidence.

Industry Context

This filing is a routine disclosure of an insider stock transaction, common across all industries for publicly traded companies. The use of a 10b5-1 plan is a standard practice for corporate insiders to sell shares in a pre-scheduled manner, mitigating concerns about trading on non-public information.

Stakeholder Impact

• Shareholders: Minimal impact due to the small, pre-planned nature of the sale, which is a routine disclosure for insider transactions.

Key Dates

Recommendation

This Form 4 filing reports a routine, pre-scheduled sale of a relatively small number of shares by the CEO under a 10b5-1 plan. Such a transaction typically does not reflect a change in the company's fundamental outlook or the executive's long-term confidence. Therefore, it does not provide sufficient new information to warrant a change in investment recommendation based solely on this filing.

Keywords

Guidewire Software, GWRE, Insider Trading, Form 4, Stock Sale, CEO, Michael Rosenbaum, 10b5-1 Plan