Form 4: Atlassian Co-CEO Sells $1.27M in Stock

Atlassian Co-CEO Michael Cannon-Brookes sold 7,665 shares of Class A Common Stock for approximately $1.27 million on October 21, 2025, under a pre-arranged 10b5-1 trading plan.

Summary

• Michael Cannon-Brookes, Atlassian's Co-CEO, Director, and 10% Owner, disposed of 7,665 shares of Class A Common Stock.
• The transactions occurred on October 21, 2025, at weighted-average prices ranging from $159.2057 to $168.9209 per share.
• The total value of the shares sold was approximately $1,270,625.79.
• These sales were executed pursuant to a Rule 10b5-1 trading plan adopted on February 20, 2025.
• Following these transactions, Cannon-Brookes indirectly beneficially owns 375,585 shares of Class A Common Stock through CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust.

Sentiment

Score: 5

Explanation: The filing reports routine insider stock sales executed under a pre-arranged 10b5-1 trading plan. Such planned sales are generally considered neutral events and do not typically reflect a change in management's outlook on the company's prospects.

Future Outlook

N/A

Industry Context

N/A

Stakeholder Impact

• Minimal impact on shareholders as these are routine, pre-scheduled sales by a key executive and do not indicate a shift in company fundamentals or strategy.

Key Dates

Recommendation

The reported transactions are routine sales of Class A Common Stock by a key executive, Michael Cannon-Brookes, executed under a pre-established Rule 10b5-1 trading plan. Such planned sales are common for executives for personal financial management and diversification and do not typically signal a change in the company's operational performance or future prospects. Therefore, the filing itself does not provide new information that would warrant a change from a 'hold' recommendation.

Keywords

Atlassian, TEAM, Michael Cannon-Brookes, Insider Sale, Form 4, 10b5-1 Plan, Equity Disposal, Director Transaction, CEO Stock Sale