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Atlassian

801 hedge funds and large institutions have $24.3B invested in Atlassian in 2025 Q4 according to their latest regulatory filings, with 173 funds opening new positions, 312 increasing their positions, 251 reducing their positions, and 116 closing their positions.

New
Increased
Maintained
Reduced
Closed

49% more first-time investments, than exits

New positions opened: 173 | Existing positions closed: 116

42% more funds holding in top 10

Funds holding in top 10: 1217 (+5)

24% more repeat investments, than reductions

Existing positions increased: 312 | Existing positions reduced: 251

6% more funds holding

Funds holding: 759801 (+42)

1.59% more ownership

Funds ownership: 87.59%89.17% (+1.6%)

5% more capital invested

Capital invested by funds: $23.2B → $24.3B (+$1.05B)

3% more call options, than puts

Call options by funds: $498M | Put options by funds: $485M

Holders
801
Holders Change
+42
Holders Change %
+5.53%
% of All Funds
9.75%
Holding in Top 10
17
Holding in Top 10 Change
+5
Holding in Top 10 Change %
+41.67%
% of All Funds
0.21%
New
173
Increased
312
Reduced
251
Closed
116
Calls
$498M
Puts
$485M
Net Calls
+$13.4M
Net Calls Change
+$105M
Name Holding Trade Value Shares
Change
Change in
Stake
D.E. Shaw & Co
26
D.E. Shaw & Co
New York
$205M -$339M -2,161,018 -63%
Deutsche Bank
27
Deutsche Bank
Germany
$203M +$8.18M +52,131 +4%
CG
28
Carmignac Gestion
France
$196M +$186M +1,188,368 +6,602%
Northern Trust
29
Northern Trust
Illinois
$196M +$3.11M +19,806 +2%
Invesco
30
Invesco
Georgia
$192M +$27M +171,835 +17%
Two Sigma Advisers
31
Two Sigma Advisers
New York
$191M -$88M -561,100 -32%
Legal & General Group
32
Legal & General Group
United Kingdom
$184M +$6.16M +39,243 +4%
Millennium Management
33
Millennium Management
New York
$179M +$25.9M +165,291 +18%
Arrowstreet Capital
34
Arrowstreet Capital
Massachusetts
$171M -$16.9M -107,680 -9%
Royal Bank of Canada
35
Royal Bank of Canada
Ontario, Canada
$169M +$2M +12,770 +1%
Marshall Wace
36
Marshall Wace
United Kingdom
$155M -$40.5M -258,262 -21%
Renaissance Technologies
37
Renaissance Technologies
New York
$149M -$85M -541,848 -37%
Two Sigma Investments
38
Two Sigma Investments
New York
$148M -$79.7M -508,041 -36%
Acadian Asset Management
39
Acadian Asset Management
Massachusetts
$146M +$49.4M +315,022 +54%
Bank of America
40
Bank of America
North Carolina
$144M +$22.1M +141,084 +19%
Assenagon Asset Management
41
Assenagon Asset Management
Luxembourg
$143M +$69.3M +441,751 +100%
Nordea Investment Management
42
Nordea Investment Management
Sweden
$138M +$19.6M +124,793 +17%
UBS Group
43
UBS Group
Switzerland
$133M -$26M -165,995 -17%
Bank of New York Mellon
44
Bank of New York Mellon
New York
$133M -$11.9M -75,923 -8%
Westfield Capital Management
45
Westfield Capital Management
Massachusetts
$132M +$76.9M +489,777 +152%
Charles Schwab
46
Charles Schwab
California
$128M +$7.95M +50,681 +7%
Neuberger Berman Group
47
Neuberger Berman Group
New York
$126M +$23.9M +152,294 +24%
OTPPB
48
Ontario Teachers' Pension Plan Board
Ontario, Canada
$116M +$7.95M +50,643 +8%
DPL
49
Danica Pension Livsforsikrings
$116M +$10.4M +66,034 +10%
Qube Research & Technologies (QRT)
50
Qube Research & Technologies (QRT)
United Kingdom
$113M -$145M -922,999 -57%