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

Guidewire Software CEO Michael George Rosenbaum sold 1,400 shares of common stock for $213.23 per share under a pre-arranged 10b5-1 trading plan.

Summary

• Michael George Rosenbaum, Chief Executive Officer and Director of Guidewire Software, Inc. (GWRE), sold 1,400 shares of the company's common stock.
• The transaction occurred on November 24, 2025, with each share sold at a price of $213.23.
• This sale was executed automatically pursuant to a Rule 10b5-1 trading plan, which Mr. Rosenbaum adopted on October 15, 2024.
• Following this transaction, Mr. Rosenbaum directly beneficially owns 250,958 shares of Guidewire Software common stock.

Sentiment

Score: 5

Explanation: A routine insider sale under a 10b5-1 plan is generally considered neutral. It's a planned transaction for personal financial management and typically does not signal new positive or negative company developments.

Positives

• The sale was conducted under a pre-arranged 10b5-1 trading plan, indicating a planned and transparent transaction rather than an opportunistic sale based on non-public information.

Negatives

• A sale by a CEO, even under a 10b5-1 plan, reduces insider ownership, which some investors might interpret as a slight negative signal, although it is a common practice for personal financial management and diversification.

Future Outlook

NA

Industry Context

This is a routine insider transaction for an individual executive and does not directly reflect broader industry trends or competitive dynamics. Such sales are common for executives managing personal finances and diversifying portfolios.

Stakeholder Impact

• Minimal direct impact on shareholders as this is a routine, pre-planned insider sale for personal financial management. The reduction in insider ownership is minor relative to the total shares outstanding.

Key Dates

Keywords

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