Michael Cannon-Brookes Sells Atlassian Class A Common Stock

On December 23, 2025, Michael Cannon-Brookes, CEO, Co-Founder, and 10% owner of Atlassian Corp, reported the sale of 8,270 shares of Class A Common Stock through a Rule 10b5-1 trading plan. The sales occurred at prices ranging from $158.53 to $163.42, with a weighted-average price of approximately $161.37. These transactions resulted in a decrease in his post-transaction shares to 38,325. The shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust. This filing is a Form 4, indicating a change in beneficial ownership.