Michael Cannon-Brookes - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Michael Cannon-Brookes is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $253.69M.
Profile
Michael Cannon-Brookes serves as CEO, Co-Founder of Atlassian Corp (TEAM). Cannon-Brookes has reported 195 insider filings with the SEC since 2024. The most recent filing was in February 2026.
| Role | CEO, Co-Founder |
|---|---|
| Notability | 80/100 |
| Links | Wikipedia |
Board memberships
- Atlassian Corp
Reported roles
- CEO, Co-Founder
Awards & honors
- Co-founded Atlassian in 2002 with Scott Farquhar
- Led Atlassian to a NASDAQ IPO in 2015
- Established Grok Ventures, an investment vehicle for technology and climate projects
Trading Pattern
InsiderAlpha's records for Michael Cannon-Brookes go back to 2024: 179 primary Form 4 filings, an average of 59.7 per year. 694 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Career & Filing History
Every role Michael Cannon-Brookes has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- CEO, Co-Founder at Atlassian Corp (TEAM) - 177 filings, 2024 to 2026
- CEO, Co-Founder, Director, 10% Owner at Atlassian Corp (TEAM) - 2 filings, 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 900 | $99.87 | $90K |
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 350 | $101.31 | $35K |
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 50 | $106.04 | $5K |
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 1.4K | $98.37 | $139K |
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 1.4K | $104.53 | $146K |
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 950 | $105.27 | $100K |
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 850 | $102.38 | $87K |
| 2026-02-06 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 1.8K | $103.28 | $181K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 250 | $100.34 | $25K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 700 | $108.24 | $76K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 400 | $102.06 | $41K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 150 | $103.05 | $15K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 200 | $99.14 | $20K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 850 | $104.43 | $89K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 3.7K | $105.16 | $391K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 750 | $107.26 | $80K |
| 2026-02-05 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 650 | $106.23 | $69K |
| 2026-02-04 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 600 | $105.64 | $63K |
| 2026-02-04 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 300 | $106.94 | $32K |
| 2026-02-04 | TEAM | Atlassian Corp | S - Open-market sale [10b5-1] | 1.4K | $103.62 | $146K |
Most Active Insiders Right Now
Michael Cannon-Brookes has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Andrew J. Mills
- Charles N. Mills
- Kevin J. Mills
- Mink Brook Asset Management LLC
- Shankh Mitra
- MITSUI SUMITOMO INSURANCE CO LTD
- Arturo R. Moreno
- Matthew T. Moroun
Frequently Asked Questions
Who is Michael Cannon-Brookes?
Michael Cannon-Brookes serves as CEO, Co-Founder of Atlassian Corp (TEAM). Cannon-Brookes has reported 195 insider filings with the SEC since 2024. The most recent filing was in February 2026.…
Has Michael Cannon-Brookes been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1058 open-market sales ($253.69M) across all tracked filings.
Where can I see all of Michael Cannon-Brookes's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Michael Cannon-Brookes profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.