Form 4: Guidewire CEO Sells 1,400 Shares Under 10b5-1 Plan

Guidewire Software's CEO, Michael George Rosenbaum, executed a pre-planned sale of 1,400 common stock shares at $200.72 each.

Summary

• Michael George Rosenbaum, Chief Executive Officer and Director of Guidewire Software, Inc. (GWRE), disposed of 1,400 shares of the company's common stock.
• The transaction occurred on December 22, 2025, with shares sold at a price of $200.72 per share.
• This sale was an automatic transaction executed pursuant to a Rule 10b5-1 trading plan, which Mr. Rosenbaum adopted on October 15, 2024.
• Following this transaction, Mr. Rosenbaum directly beneficially owns 239,343 shares of Guidewire Software common stock.

Sentiment

Score: 5

Explanation: The sentiment is neutral as this is a pre-planned, automatic sale by an insider, which is a routine event and does not necessarily reflect new information about the company's prospects.

Positives

• The sale was conducted under a Rule 10b5-1 trading plan, indicating a pre-scheduled and transparent approach to managing personal equity holdings, which helps mitigate concerns about insider trading based on non-public information.

Negatives

• An insider sale, even if pre-planned, results in a reduction of the direct ownership stake held by a key executive in the company.

Risks

• No specific risks are mentioned in the filing beyond the general market risk associated with holding equity securities. The transaction itself, being pre-planned, does not introduce new company-specific risks.

Future Outlook

The filing does not contain any forward-looking statements or guidance regarding the company's future performance or strategic direction.

Industry Context

This insider transaction is a routine disclosure for a publicly traded company. It does not provide specific insights into broader industry trends or the competitive landscape, as it pertains to an individual executive's personal stock management.

Related Party Transactions

• The sale of 1,400 shares of common stock by Michael George Rosenbaum, the Chief Executive Officer and a Director of Guidewire Software, Inc., constitutes a related party transaction as it involves a key executive of the company.

Stakeholder Impact

• Shareholders: May view the sale as a routine personal financial management decision by the CEO, especially given the 10b5-1 plan. A small reduction in insider ownership might be noted but is unlikely to significantly alter investor sentiment unless part of a larger trend.
• Employees, Customers, Suppliers, Creditors: Unlikely to have any direct impact from this specific insider stock transaction.

Next Steps

• The filing does not mention any specific future actions, events, or milestones for the company.

Key Dates

Keywords

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