Form 4: Atlassian Co-Founder Sells Shares Under 10b5-1 Plan

Atlassian Co-Founder and CEO Michael Cannon-Brookes sold 7,665 Class A Common Stock shares for $118.1886 each under a pre-arranged trading plan.

Summary

• Michael Cannon-Brookes, a Director, 10% Owner, and CEO/Co-Founder of Atlassian Corp (TEAM), reported a transaction.
• On January 20, 2026, Cannon-Brookes disposed of 7,665 shares of Class A Common Stock.
• The shares were sold at a price of $118.1886 per share, totaling approximately $905,899.99.
• This transaction was executed pursuant to a Rule 10b5-1 trading plan adopted by Cannon-Brookes on February 20, 2025.
• Following this transaction, Cannon-Brookes beneficially owns 375,585 shares indirectly.
• The indirect ownership is through CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust.

Sentiment

Score: 5

Explanation: A routine insider sale executed under a pre-arranged 10b5-1 trading plan, which typically does not indicate a change in management's outlook on the company's performance or prospects. It is a neutral event from an investment perspective.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Industry Context

This is a routine insider transaction under a pre-arranged trading plan and does not provide specific insights into broader industry trends or competitive landscape.

Stakeholder Impact

• Shareholders: Minimal impact as this is a pre-scheduled sale by an insider under a 10b5-1 plan, which is a common practice for personal financial management and diversification, not typically indicative of a change in company fundamentals.

Key Dates

Recommendation

The filing reports a pre-scheduled insider sale under a Rule 10b5-1 plan. Such transactions are generally considered routine and do not typically reflect a change in the insider's confidence in the company's long-term prospects. Without additional information regarding company performance, strategic shifts, or market conditions, this specific transaction does not warrant a change in investment recommendation.

Keywords

Atlassian, TEAM, Michael Cannon-Brookes, Insider Sale, Form 4, 10b5-1 Plan, Class A Common Stock