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Atlassian (NASDAQ: TEAM) CEO Cannon-Brookes reports 10b5-1 stock sales

Filing Impact
(Very High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Atlassian Corp insider activity: CEO, Co‑Founder, director and 10% owner Michael Cannon‑Brookes reported a series of indirect sales of Atlassian Class A Common Stock on January 8, 2026. The transactions are coded as open‑market sales and were carried out under a Rule 10b5‑1 trading plan adopted on February 20, 2025.

The shares are held by CBC Co Pty Limited as trustee for the Cannon‑Brookes Head Trust, so the holdings are reported as indirect. Individual trades ranged from 100 to 2,448 shares at weighted‑average prices such as $153.7609, $152.8478 and $150.8833 per share. Following the reported transactions, 429,240 Class A shares are shown as indirectly beneficially owned.

Positive

  • None.

Negative

  • None.
Insider Cannon-Brookes Michael
Role CEO, Co-Founder
Sold 7,665 shs ($1.16M)
Type Security Shares Price Value
Sale Class A Common Stock 950 $153.7609 $146K
Sale Class A Common Stock 1,050 $152.8478 $160K
Sale Class A Common Stock 1,250 $151.714 $190K
Sale Class A Common Stock 2,448 $150.8833 $369K
Sale Class A Common Stock 1,417 $149.6817 $212K
Sale Class A Common Stock 100 $159.06 $16K
Sale Class A Common Stock 250 $157.812 $39K
Sale Class A Common Stock 100 $155.57 $16K
Sale Class A Common Stock 100 $154.675 $15K
Holdings After Transaction: Class A Common Stock — 435,955 shares (Indirect, See Footnote)
Footnotes (1)
  1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 20, 2025. This transaction was executed in multiple trades during the day at prices ranging from $153.40 to $154.07. The weighted-average price is reported above. 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. Shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust. This transaction was executed in multiple trades during the day at prices ranging from $152.37 to $153.33. The weighted-average price is reported above. 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. This transaction was executed in multiple trades during the day at prices ranging from $151.36 to $152.30. The weighted-average price is reported above. 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. This transaction was executed in multiple trades during the day at prices ranging from $150.36 to $151.34. The weighted-average price is reported above. 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. This transaction was executed in multiple trades during the day at prices ranging from $149.31 to $150.29. The weighted-average price is reported above. 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. This transaction was executed in multiple trades during the day at prices ranging from $157.28 to $158.15. The weighted-average price is reported above. 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. This transaction was executed in multiple trades during the day at prices ranging from $154.56 to $154.79. The weighted-average price is reported above. 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.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
 Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Cannon-Brookes Michael
(Last) (First) (Middle)
C/O ATLASSIAN CORPORATION
350 BUSH STREET, FLOOR 13
(Street)
SAN FRANCISCO CA 94104
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Atlassian Corp [ TEAM ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director X 10% Owner
X Officer (give title below) Other (specify below)
CEO, Co-Founder
3. Date of Earliest Transaction (Month/Day/Year)
01/08/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Class A Common Stock 01/08/2026 S(1) 950 D $153.7609(2) 435,955 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 1,050 D $152.8478(4) 434,905 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 1,250 D $151.714(5) 433,655 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 2,448 D $150.8833(6) 431,207 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 1,417 D $149.6817(7) 429,790 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 100 D $159.06 429,690 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 250 D $157.812(8) 429,440 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 100 D $155.57 429,340 I See Footnote(3)
Class A Common Stock 01/08/2026 S(1) 100 D $154.675(9) 429,240 I See Footnote(3)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 20, 2025.
2. This transaction was executed in multiple trades during the day at prices ranging from $153.40 to $154.07. The weighted-average price is reported above. 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.
3. Shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust.
4. This transaction was executed in multiple trades during the day at prices ranging from $152.37 to $153.33. The weighted-average price is reported above. 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.
5. This transaction was executed in multiple trades during the day at prices ranging from $151.36 to $152.30. The weighted-average price is reported above. 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.
6. This transaction was executed in multiple trades during the day at prices ranging from $150.36 to $151.34. The weighted-average price is reported above. 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.
7. This transaction was executed in multiple trades during the day at prices ranging from $149.31 to $150.29. The weighted-average price is reported above. 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.
8. This transaction was executed in multiple trades during the day at prices ranging from $157.28 to $158.15. The weighted-average price is reported above. 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.
9. This transaction was executed in multiple trades during the day at prices ranging from $154.56 to $154.79. The weighted-average price is reported above. 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.
Remarks:
/s/ Veena Bhatia, Attorney-in-Fact for Cannon-Brookes Michael 01/09/2026
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Atlassian (TEAM) report in this Form 4?

The filing reports multiple open‑market sales of Class A Common Stock on January 8, 2026, associated with CEO and Co‑Founder Michael Cannon‑Brookes, and coded as sales under transaction code S.

How many Atlassian shares does Michael Cannon-Brookes indirectly hold after these trades?

After the reported transactions, the Form 4 shows 429,240 shares of Atlassian Class A Common Stock as indirectly beneficially owned.

Were the Atlassian insider sales made under a Rule 10b5-1 trading plan?

Yes. The filing states that the transactions were effected pursuant to a Rule 10b5‑1 trading plan adopted by the reporting person on February 20, 2025.

Who actually holds the Atlassian shares reported in this Form 4?

The footnotes explain that the shares are held by CBC Co Pty Limited as trustee for the Cannon‑Brookes Head Trust, and are therefore reported as indirect ownership.

What prices were the Atlassian shares sold for in the reported trades?

Each transaction was executed in multiple trades and reported at weighted‑average prices, including $153.7609, $152.8478, $151.7140, $150.8833 and $149.6817 per share, with additional trades at $159.0600, $157.8120, $155.5700 and $154.6750.

What is Michael Cannon-Brookes’ relationship to Atlassian as disclosed here?

The reporting person is identified as a Director, CEO, Co‑Founder, and a 10% Owner of Atlassian Corp.