Atlassian CEO sells 7,665 shares under trading plan

Rhea-AI Filing Summary

Atlassian Corp CEO and co-founder Michael Cannon-Brookes reported indirect sales of 7,665 shares of Class A Common Stock on August 26, 2025, in six transactions reported as sales in open market or private transactions at weighted-average prices including $165.1790 and $169.6350 per share. The sales were effected pursuant to a Rule 10b5-1 trading plan adopted on February 20, 2025, and the shares are held by CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust. Following these trades, 183,960 Atlassian Class A shares are reported as held indirectly.

Insights

Financial Analyst

TL;DR: Insider completed planned, small-volume sales under a 10b5-1 plan; transaction size appears routine and not obviously material.

The report discloses six separate dispositions totaling 7,665 Class A shares executed on 08/26/2025 at weighted-average prices in the mid-$160s. These sales were made pursuant to a 10b5-1 plan adopted February 20, 2025, indicating pre-scheduled disposition rather than opportunistic trading. The shares are held indirectly through CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust; beneficial ownership decreased from 190,120 to 183,960 shares. For investors, the filing documents transparency of insider liquidity but does not by itself indicate a change in company fundamentals.

Corporate Governance Expert

TL;DR: Use of a documented 10b5-1 plan and attorney-in-fact signature reflect standard governance and compliance practices.

The Form 4 explicitly notes the trades were effected under a Rule 10b5-1 trading plan adopted February 20, 2025, and includes an attorney-in-fact signature dated 08/27/2025. The filing provides weighted-average price ranges and offers to provide detailed trade-level information upon request, which supports regulatory transparency. The indirect holding structure (trust via CBC Co Pty Limited) is disclosed. Overall, this appears to be a compliant, pre-planned insider disposition rather than a governance concern.

Insider Trade Summary

Net Seller: 7,665 shares

Net Sell 6 txns

Insider Cannon-Brookes Michael

Role CEO, Co-Founder

Sold 7,665 shs ($1.27M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	1,505	$165.179	$249K
Sale	Class A Common Stock	200	$169.635	$34K
Sale	Class A Common Stock	4,660	$164.5556	$767K
Sale	Class A Common Stock	537	$169.1775	$91K
Sale	Class A Common Stock	330	$167.8581	$55K
Sale	Class A Common Stock	433	$166.8756	$72K

Holdings After Transaction: Class A Common Stock — 183,960 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 $165.02 to $165.45. 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 $169.60 to $169.67. 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 $164.00 to $164.98. 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 $168.57 to $169.46. 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 $167.57 to $168.55. 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.
8. F8. This transaction was executed in multiple trades during the day at prices ranging from $166.54 to $167.50. 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.

Key Figures

Shares sold: 7,665 shares Sale price example 1: $165.1790 per share Sale price example 2: $169.6350 per share +3 more

6 metrics

Shares sold 7,665 shares Aggregate Class A shares sold on August 26, 2025

Sale price example 1 $165.1790 per share One reported weighted-average price for the August 26, 2025 sales

Sale price example 2 $169.6350 per share Another reported weighted-average price for the same trading day

Post-transaction holdings 183,960 shares Class A shares held indirectly after the reported sales

Transaction date August 26, 2025 Date of the reported Class A Common Stock sales

Rule 10b5-1 plan adoption date February 20, 2025 Adoption date of the trading plan governing these sales

Key Terms

Rule 10b5-1 trading plan, Class A Common Stock, weighted-average price, indirect ownership

4 terms

Rule 10b5-1 trading plan regulatory

"The sales were effected pursuant to a Rule 10b5-1 trading plan adopted on February 20, 2025."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Class A Common Stock financial

"reported indirect sales of 7,665 shares of Class A Common Stock on August 26, 2025"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

weighted-average price financial

"at weighted-average prices including $165.1790 and $169.6350 per share"

Weighted-average price is the average of multiple prices where each price is counted according to its size or importance—larger trades carry more weight than smaller ones, like averaging course grades by credit hours. It matters to investors because it gives a more realistic picture of the true price paid or received, helping assess trade execution, compare performance, calculate cost basis, and value positions more accurately than a simple average.

indirect ownership financial

"183,960 Atlassian Class A shares are reported as held indirectly"

FAQ

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

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

Atlassian (TEAM) reported that CEO and co-founder Michael Cannon-Brookes indirectly sold 7,665 shares of Class A Common Stock on August 26, 2025, in six sale transactions, all reported as sales in open market or private transactions under SEC rules.

How many Atlassian (TEAM) shares does Michael Cannon-Brookes hold after this Form 4?

Following the reported sales, 183,960 Atlassian Class A Common shares are reported as held indirectly for Michael Cannon-Brookes, providing the post-transaction balance for the trust-related holdings disclosed in this insider report.

Were the TEAM insider sales by Michael Cannon-Brookes made under a trading plan?

The disclosure states these transactions were effected under a Rule 10b5-1 trading plan adopted by Michael Cannon-Brookes on February 20, 2025, indicating the sales followed a pre-established trading arrangement rather than being ad hoc decisions.

Are Michael Cannon-Brookes’ TEAM shares held directly or through another entity?

The shares involved are reported as held indirectly, through CBC Co Pty Limited as trustee for the Cannon-Brookes Head Trust, meaning the trust entity holds legal title while Michael Cannon-Brookes reports the position for beneficial ownership purposes.

What prices were reported for the Atlassian (TEAM) insider share sales?

The transactions are reported at weighted-average prices including $165.1790 and $169.6350 per share, with footnotes explaining that each sale was executed in multiple trades during the day within specified price ranges around those averages.

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

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Accepted by SEC EDGAR 08/27/2025 - 05:51 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)
08/26/2025

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	08/26/2025		S(1)		1,505	D	$165.179(2)	190,120	I	See Footnote(3)
Class A Common Stock	08/26/2025		S(1)		200	D	$169.635(4)	189,920	I	See Footnote(3)
Class A Common Stock	08/26/2025		S(1)		4,660	D	$164.5556(5)	185,260	I	See Footnote(3)
Class A Common Stock	08/26/2025		S(1)		537	D	$169.1775(6)	184,723	I	See Footnote(3)
Class A Common Stock	08/26/2025		S(1)		330	D	$167.8581(7)	184,393	I	See Footnote(3)
Class A Common Stock	08/26/2025		S(1)		433	D	$166.8756(8)	183,960	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 $165.02 to $165.45. 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 $169.60 to $169.67. 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 $164.00 to $164.98. 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 $168.57 to $169.46. 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 $167.57 to $168.55. 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.

8. This transaction was executed in multiple trades during the day at prices ranging from $166.54 to $167.50. 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	08/27/2025
	** 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.