Atlassian CEO reports insider share sales filing

Atlassian Corp CEO and Co-Founder Michael Cannon-Brookes, a director and 10% owner, reported multiple indirect sales of Class A common stock on January 9, 2026.

Rhea-AI Filing Summary

Atlassian Corp CEO and Co-Founder Michael Cannon-Brookes, a director and 10% owner, reported multiple indirect sales of Class A common stock on January 9, 2026. The Form 4 shows seven open‑market sale transactions totaling 7,665 shares at weighted-average prices ranging from about $143 to $151 per share, with transaction codes listed as sales. After these trades, the reported indirect holdings in this line of ownership were 421,575 Class A shares.

The sales were effected under a Rule 10b5-1 trading plan adopted on February 20, 2025. The filing notes that the shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust, so the transactions relate to this trust structure rather than directly held shares.

Insider Trade Summary

Net Seller: 7,665 shares

Net Sell 7 txns

Insider Cannon-Brookes Michael

Role CEO, Co-Founder

Sold 7,665 shs ($1.12M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	1,200	$145.0501	$174K
Sale	Class A Common Stock	900	$144.0245	$130K
Sale	Class A Common Stock	1,394	$146.6525	$204K
Sale	Class A Common Stock	3,521	$145.8367	$513K
Sale	Class A Common Stock	250	$149.794	$37K
Sale	Class A Common Stock	300	$147.6761	$44K
Sale	Class A Common Stock	100	$150.69	$15K

Holdings After Transaction: Class A Common Stock — 421,575 shares (Indirect, See Footnote)

Footnotes (8)

1. F1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 20, 2025.
2. F2. This transaction was executed in multiple trades during the day at prices ranging from $144.37 to $145.35. 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. F3. Shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust.
4. F4. This transaction was executed in multiple trades during the day at prices ranging from $143.33 to $144.29. 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.
5. F5. This transaction was executed in multiple trades during the day at prices ranging from $146.40 to $147.18. 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. F6. This transaction was executed in multiple trades during the day at prices ranging from $145.40 to $146.39. 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.
7. F7. This transaction was executed in multiple trades during the day at prices ranging from $149.44 to $150.09. 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. F8. This transaction was executed in multiple trades during the day at prices ranging from $147.49 to $148.11. 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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

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

The Form 4 reports that Michael Cannon-Brookes, Atlassian's CEO, Co-Founder, director and 10% owner, reported multiple open-market sales of Class A common stock on January 9, 2026.

How many Atlassian (TEAM) shares were sold in the reported transactions?

The filing lists seven sale transactions that together total 7,665 shares of Atlassian Class A common stock sold on January 9, 2026.

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

The reported weighted-average sale prices for the Class A shares range from about $143.33 to $150.69 per share, with each line reflecting trades executed in price ranges disclosed in the footnotes.

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

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

How many Atlassian (TEAM) shares did the reporting person hold after these transactions?

Following the last reported transaction, the Form 4 shows 421,575 Class A common shares indirectly beneficially owned in this line of ownership.

Who legally holds the Atlassian (TEAM) shares involved in these transactions?

A footnote explains that the shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust, indicating the holdings are through a trust structure.

Are the Atlassian (TEAM) transactions direct or indirect holdings for Michael Cannon-Brookes?

The transactions are reported as indirect ownership, with the nature of ownership referring to the footnote about shares held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/12/2026 - 04:10 PM Learn about SEC filing dates

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)
01/09/2026

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	01/09/2026		S(1)		1,200	D	$145.0501(2)	428,040	I	See Footnote(3)
Class A Common Stock	01/09/2026		S(1)		900	D	$144.0245(4)	427,140	I	See Footnote(3)
Class A Common Stock	01/09/2026		S(1)		1,394	D	$146.6525(5)	425,746	I	See Footnote(3)
Class A Common Stock	01/09/2026		S(1)		3,521	D	$145.8367(6)	422,225	I	See Footnote(3)
Class A Common Stock	01/09/2026		S(1)		250	D	$149.794(7)	421,975	I	See Footnote(3)
Class A Common Stock	01/09/2026		S(1)		300	D	$147.6761(8)	421,675	I	See Footnote(3)
Class A Common Stock	01/09/2026		S(1)		100	D	$150.69	421,575	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 $144.37 to $145.35. 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 $143.33 to $144.29. 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.

5. This transaction was executed in multiple trades during the day at prices ranging from $146.40 to $147.18. 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 $145.40 to $146.39. 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.

7. This transaction was executed in multiple trades during the day at prices ranging from $149.44 to $150.09. 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 $147.49 to $148.11. 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	01/12/2026
	** 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.