Atlassian (TEAM)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-14 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Atlassian Corp (TEAM) CIK: 0001650372 --- Reporting Owner --- Name: DUFFY BRIAN CIK: 0002051813 Role: Officer (Chief Revenue Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Class A Common Stock Date: 2026-08-14 | Code: S (Open market sale) Shares: -1,165 | Price: $164.29 Total Value: $191,400.53 Shares Owned After: 226,526 | Ownership: D (Direct) Footnotes: [F1] The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. [F2] This transaction was executed in multiple trades during the day at prices ranging from $163.84 to $164.74. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. [Transaction #2] Security: Class A Common Stock Date: 2026-08-14 | Code: S (Open market sale) Shares: -231 | Price: $165.15 Total Value: $38,148.98 Shares Owned After: 226,295 | Ownership: D (Direct) Footnotes: [F1] The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. [F3] This transaction was executed in multiple trades during the day at prices ranging from $164.89 to $165.52. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. [Transaction #3] Security: Class A Common Stock Date: 2026-08-14 | Code: S (Open market sale) Shares: -125 | Price: $166.40 Total Value: $20,800.51 Shares Owned After: 226,170 | Ownership: D (Direct) Footnotes: [F1] The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. [F4] This transaction was executed in multiple trades during the day at prices ranging from $166.05 to $166.97. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. [Transaction #4] Security: Class A Common Stock Date: 2026-08-14 | Code: S (Open market sale) Shares: -24 | Price: $167.29 Total Value: $4,015.01 Shares Owned After: 226,146 | Ownership: D (Direct) Footnotes: [F1] The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. [F5] This transaction was executed in multiple trades during the day at prices ranging from $167.05 to $167.75. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. [Transaction #5] Security: Class A Common Stock Date: 2026-08-14 | Code: S (Open market sale) Shares: -4,600 | Price: $162.38 Total Value: $746,925.46 Shares Owned After: 221,546 | Ownership: D (Direct) Footnotes: [F1] The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. [F6] This transaction was executed in multiple trades during the day at prices ranging from $161.84 to $162.83. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. [Transaction #6] Security: Class A Common Stock Date: 2026-08-14 | Code: S (Open market sale) Shares: -1,472 | Price: $163.22 Total Value: $240,261.90 Shares Owned After: 220,074 | Ownership: D (Direct) Footnotes: [F1] The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. [F7] This transaction was executed in multiple trades during the day at prices ranging from $162.84 to $163.83. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. --- Footnotes (Complete Index) --- F1: The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. F2: This transaction was executed in multiple trades during the day at prices ranging from $163.84 to $164.74. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. F3: This transaction was executed in multiple trades during the day at prices ranging from $164.89 to $165.52. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. F4: This transaction was executed in multiple trades during the day at prices ranging from $166.05 to $166.97. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. F5: This transaction was executed in multiple trades during the day at prices ranging from $167.05 to $167.75. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. F6: This transaction was executed in multiple trades during the day at prices ranging from $161.84 to $162.83. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. F7: This transaction was executed in multiple trades during the day at prices ranging from $162.84 to $163.83. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected. --- Signature --- /s/ /s/ Veena Bhatia, Attorney-in-Fact for DUFFY BRIAN (2026-08-17)