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Atlassian

745 hedge funds and large institutions have $23.2B invested in Atlassian in 2025 Q3 according to their latest regulatory filings, with 117 funds opening new positions, 252 increasing their positions, 284 reducing their positions, and 157 closing their positions.

New
Increased
Maintained
Reduced
Closed

less ownership

Funds ownership:

less funds holding

Funds holding:

less funds holding in top 10

Funds holding in top 10:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

16% less call options, than puts

Call options by funds: $494M | Put options by funds: $586M

23% less capital invested

Capital invested by funds: $29.9B → $23.2B (-$6.74B)

25% less first-time investments, than exits

New positions opened: 117 | Existing positions closed: 157

Holders
745
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$494M
Puts
$586M
Net Calls
Net Calls Change

Top Buyers

1 +$392M
2 +$326M
3 +$191M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$168M
5
Morgan Stanley
Morgan Stanley
New York
+$164M
Name Holding Trade Value Shares
Change
Change in
Stake
ProShare Advisors
101
ProShare Advisors
Maryland
$28.8M
BAMCO Inc
102
BAMCO Inc
New York
$28M
TC
103
TwinBeech Capital
New York
$27.4M
Envestnet Asset Management
104
Envestnet Asset Management
Illinois
$27.2M
Mitsubishi UFJ Asset Management
105
Mitsubishi UFJ Asset Management
Japan
$26.3M
Holocene Advisors
106
Holocene Advisors
New York
$25.2M
Skandinaviska Enskilda Banken (SEB)
107
Skandinaviska Enskilda Banken (SEB)
Sweden
$24.3M
Victory Capital Management
108
Victory Capital Management
Texas
$24M
State Board of Administration of Florida Retirement System
109
State Board of Administration of Florida Retirement System
Florida
$23.9M
HF
110
HRT Financial
New York
$23.9M
ACM
111
Anomaly Capital Management
New York
$23.9M
CII
112
Capital International Inc
California
$23M
SPS
113
Susquehanna Portfolio Strategies
Pennsylvania
$22.7M
IIM
114
INTECH Investment Management
Florida
$22.5M
ARAM
115
Ardmore Road Asset Management
New York
$22.4M
HSBC Holdings
116
HSBC Holdings
United Kingdom
$22.3M
CSS
117
Cubist Systematic Strategies
Connecticut
$21.6M
T. Rowe Price Associates
118
T. Rowe Price Associates
Maryland
$21.6M
Walleye Capital
119
Walleye Capital
New York
$21.4M
Public Sector Pension Investment Board (PSP Investments)
120
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$21.1M
Aviva
121
Aviva
United Kingdom
$21M
ACM
122
Aquatic Capital Management
Illinois
$20.9M
GSPF
123
Grafton Street Partners Fund
Florida
$20.7M
AAF
124
Andra AP-fonden
Sweden
$20.6M
Capital Fund Management (CFM)
125
Capital Fund Management (CFM)
France
$20.5M