Atlassian Foundation Files Form 144 to Sell $301K in Atlassian Shares

Executive Summary

On October 13, 2026, Atlassian Foundation Pty Ltd ATF Atlassian Foundation filed a Form 144 notice disclosing the proposed sale of 1,459 Common shares of Atlassian Corp (TEAM) with an aggregate market value of $301,706.61 (approximately $206.79 per share).

Transaction Details

• Issuer: Atlassian Corp (CIK: 0001650372)
• Filer: Atlassian Foundation Pty Ltd ATF Atlassian Foundation (CIK: 0001968118)
• Relationship: Officer
• Shares to be Sold: 1,459
• Aggregate Market Value: $301,706.61
• Shares Outstanding: 159,005,198
• Broker: Morgan Stanley Smith Barney LLC
• Acquisition Source: Gift from Founders on 07/02/2010
• Trading Plan: Executed pursuant to a Rule 10b5-1 trading plan adopted on March 3, 2026

Historical Context

In the preceding three months, the foundation sold:

• 208 shares on September 15, 2026 for gross proceeds of $39,052.00
• 416 shares on August 27, 2026 for gross proceeds of $74,880.00

Market Impact & Significance

The proposed disposition represents less than 0.001% of the 159.0 million outstanding shares. Given the immaterial volume, pre-scheduled Rule 10b5-1 trading arrangement, and charitable nature of the selling entity, this filing carries Low trading significance and is unlikely to impact market sentiment.