Atlassian (NASDAQ: TEAM) CEO trust sells 8,665 shares under 10b5-1 plan

Rhea-AI Filing Summary

Atlassian Corp insider activity centers on a trust linked to CEO and co-founder Michael Cannon-Brookes. On February 4, 2026, CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust sold multiple blocks of Atlassian Class A common stock in open-market transactions under a pre-arranged Rule 10b5-1 trading plan adopted on February 20, 2025.

The reported trades total 8,665 Class A shares sold in nine transactions at weighted-average prices ranging from $99.1375 to $108.2416 per share, each executed in multiple trades throughout the day. Following these sales, the trust indirectly holds 291,270 Atlassian Class A shares for the reporting person.

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)
02/04/2026

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	02/04/2026		S(1)		650	D	$106.2336(2)	298,285	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		750	D	$107.2636(4)	297,535	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		3,715	D	$105.1556(5)	293,820	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		850	D	$104.4265(6)	292,970	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		200	D	$99.1375(7)	292,770	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		150	D	$103.0533(8)	292,620	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		400	D	$102.0613(9)	292,220	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		700	D	$108.2416(10)	291,520	I	See Footnote(3)
Class A Common Stock	02/04/2026		S(1)		250	D	$100.336(11)	291,270	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 $105.78 to $106.56. 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 $106.81 to $107.72. 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 $104.77 to $105.71. 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 $103.77 to $104.76. 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 $98.80 to $99.47. 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 $102.66 to $103.55. 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 $101.45 to $102.39. 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.

10. This transaction was executed in multiple trades during the day at prices ranging from $107.88 to $108.82. 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.

11. This transaction was executed in multiple trades during the day at prices ranging from $99.95 to $100.50. 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/ Veena Bhatia, Attorney-in-Fact for Cannon-Brookes Michael	02/05/2026
	** 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.

FAQ

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

Atlassian disclosed that a trust associated with CEO and Co-Founder Michael Cannon-Brookes sold 8,665 Class A common shares on February 4, 2026, through multiple open-market transactions executed under a pre-arranged Rule 10b5-1 trading plan.

How many Atlassian (TEAM) shares did the CEO-linked trust sell and at what prices?

The CEO-linked trust sold 8,665 Atlassian Class A shares in nine separate transactions. Weighted-average sale prices ranged from $99.1375 to $108.2416 per share, with each reported line representing multiple trades executed throughout the trading day.

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

The shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust. Michael Cannon-Brookes reports these holdings indirectly, reflecting his associated beneficial interest through the trust structure rather than direct personal ownership.

Is the Atlassian (TEAM) insider sale part of a Rule 10b5-1 trading plan?

Yes. The filing states the February 4, 2026 sales were effected under a Rule 10b5-1 trading plan adopted by the reporting person on February 20, 2025, indicating the transactions were pre-scheduled rather than discretionary responses to short-term market conditions.

How many Atlassian (TEAM) shares does the CEO-linked trust hold after these sales?

After the reported February 4, 2026 transactions, the filing shows the trust holds 291,270 Atlassian Class A common shares indirectly for the reporting person, reflecting the remaining position following the series of open-market sales disclosed.

What role does Michael Cannon-Brookes have at Atlassian (TEAM) according to this filing?

Michael Cannon-Brookes is identified as a director, a 10% owner, and an officer of Atlassian, serving as CEO and Co-Founder. These roles explain why his indirect trust transactions in Atlassian Class A stock must be reported on Form 4.