Trust tied to Atlassian (TEAM) CEO logs Rule 10b5-1 share sales

Rhea-AI Filing Summary

Atlassian Corp insider activity: A trust associated with CEO, Co‑Founder and 10% owner Michael Cannon-Brookes reported multiple open‑market sales of Class A Common Stock on January 27, 2026, executed under a pre‑arranged Rule 10b5‑1 trading plan adopted on February 20, 2025.

The trades, all reported as indirect ownership, were made through CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust. Individual blocks ranged from 50 to 3,651 shares, at weighted‑average prices such as $133.6875 and $132.9432 per share, leaving 337,260 indirectly held shares after the last reported transaction.

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
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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)
01/27/2026

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	01/27/2026		S(1)		2,164	D	$133.6875(2)	342,761	I	See Footnote(3)
Class A Common Stock	01/27/2026		S(1)		3,651	D	$132.9432(4)	339,110	I	See Footnote(3)
Class A Common Stock	01/27/2026		S(1)		100	D	$136.615(5)	339,010	I	See Footnote(3)
Class A Common Stock	01/27/2026		S(1)		250	D	$134.582(6)	338,760	I	See Footnote(3)
Class A Common Stock	01/27/2026		S(1)		50	D	$138.33	338,710	I	See Footnote(3)
Class A Common Stock	01/27/2026		S(1)		50	D	$137.18	338,660	I	See Footnote(3)
Class A Common Stock	01/27/2026		S(1)		1,250	D	$132.0375(7)	337,410	I	See Footnote(3)
Class A Common Stock	01/27/2026		S(1)		150	D	$139.4733(8)	337,260	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 $133.41 to $134.33. 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.

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 $132.40 to $133.39. 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 $136.13 to $137.10. 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 $134.47 to $134.68. 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 $131.40 to $132.37. 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 $139.45 to $139.50. 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 /Drew Parkes, Attorney-in-Fact for Cannon-Brookes Michael	01/28/2026
	** 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.
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FAQ

What insider stock transactions did Atlassian (TEAM) report for Michael Cannon-Brookes?

Michael Cannon-Brookes reported several sales of Atlassian Class A Common Stock on January 27, 2026. The transactions were indirect and executed in multiple small blocks, including 2,164 shares at $133.6875 and 3,651 shares at $132.9432, with remaining indirect holdings of 337,260 shares.

Were the January 27, 2026 Atlassian (TEAM) insider sales pre-planned?

Yes. The reported January 27, 2026 sales were executed under a Rule 10b5-1 trading plan adopted on February 20, 2025. Such plans allow insiders to schedule trades in advance, providing a structured way to sell shares over time under pre-set conditions.

At what prices were the Atlassian (TEAM) shares sold in the latest Form 4?

The reported sales occurred at weighted-average prices including $133.6875, $132.9432, $136.615, $134.582, $138.33, $137.18, $132.0375 and $139.4733 per share. Each price reflects multiple trades within a disclosed intraday range, with full trade details available on request.

Who actually holds the Atlassian (TEAM) shares reported in Michael Cannon-Brookes’ Form 4?

The shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust. The Form 4 reports Cannon-Brookes’ indirect beneficial ownership in this trust structure rather than direct personal ownership, with 337,260 indirectly held shares remaining after the reported transactions.

Does Atlassian (TEAM) receive any proceeds from these reported insider share sales?

No. These transactions involve sales of Class A Common Stock already outstanding and beneficially owned indirectly through a trust. Proceeds from such open-market sales go to the selling beneficial owner, not to Atlassian, and do not provide new capital to the company.

How many Atlassian (TEAM) shares remained indirectly held after the latest reported sale?

After the final reported transaction on January 27, 2026, the Form 4 shows 337,260 shares of Atlassian Class A Common Stock indirectly beneficially owned. These shares are held through CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust, reflecting the post-sale balance.