Form 4: Atlassian CEO Michael Cannon-Brookes Executes Stock Sales Under 10b5-1 Trading Plan

Atlassian CEO Michael Cannon-Brookes sold shares of Class A Common Stock on March 11, 2025, under a pre-arranged Rule 10b5-1 trading plan.

Summary

• Michael Cannon-Brookes, CEO and Co-Founder of Atlassian Corp, executed multiple sales of Class A Common Stock on March 11, 2025.
• The sales were conducted under a Rule 10b5-1 trading plan adopted on February 8, 2024.
• The transactions involved the disposal of shares at varying prices, ranging from approximately $217.05 to $226.84 per share.
• A total of 8,642 shares were sold directly, with additional shares sold indirectly through a trust.
• Following these transactions, Cannon-Brookes continues to beneficially own a significant number of Atlassian shares, both directly and indirectly through a trust.

Sentiment

Score: 5

Explanation: The sentiment is neutral as the document simply reports stock sales under a pre-existing trading plan. There is no indication of positive or negative implications for the company.

Industry Context

Sales by insiders are a common occurrence, and the use of a 10b5-1 trading plan allows insiders to sell shares over a period of time without being accused of trading on inside information. The market will often scrutinize these sales for any potential implications about the company's future prospects, but pre-planned sales are generally viewed as less significant than opportunistic trades.

Key Dates