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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
Adage Capital Partners
76
Adage Capital Partners
Massachusetts
$43.9M
Russell Investments Group
77
Russell Investments Group
United Kingdom
$43.6M
Man Group
78
Man Group
United Kingdom
$42.5M
Jane Street
79
Jane Street
New York
$42.4M
Barclays
80
Barclays
United Kingdom
$42.2M
ACM
81
Ashe Capital Management
New Jersey
$42M
Connor, Clark & Lunn Investment Management (CC&L)
82
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$41.2M
Mitsubishi UFJ Trust & Banking
83
Mitsubishi UFJ Trust & Banking
Japan
$40.8M
EGM
84
Engineers Gate Manager
New York
$40.2M
BA
85
Bridgewater Associates
Connecticut
$39.7M
California State Teachers Retirement System (CalSTRS)
86
California State Teachers Retirement System (CalSTRS)
California
$39.5M
RhumbLine Advisers
87
RhumbLine Advisers
Massachusetts
$39.3M
National Pension Service
88
National Pension Service
South Korea
$38.8M
CPW
89
Catalyst Private Wealth
California
$38.4M
Wells Fargo
90
Wells Fargo
California
$38.2M
Hudson Bay Capital Management
91
Hudson Bay Capital Management
Connecticut
$37.7M
New York State Common Retirement Fund
92
New York State Common Retirement Fund
New York
$37.6M
Bank of Nova Scotia
93
Bank of Nova Scotia
Ontario, Canada
$34.6M
IC
94
IEQ Capital
California
$33.7M
NC
95
NZS Capital
Colorado
$33.7M
FGP
96
Freestone Grove Partners
California
$32.8M
TD Asset Management
97
TD Asset Management
Ontario, Canada
$32.5M
O
98
Ossiam
France
$32.4M
Dimensional Fund Advisors
99
Dimensional Fund Advisors
Texas
$32.1M
OIAM
100
OFI Invest Asset Management
France
$29.7M