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Atlassian
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Overview Fund Activity

843 hedge funds and large institutions have $30.8B invested in Atlassian in 2025 Q1 according to their latest regulatory filings, with 157 funds opening new positions, 372 increasing their positions, 231 reducing their positions, and 86 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
843
Holders Change
+54
Holders Change %
+6.84%
% of All Funds
11.45%
Holding in Top 10
21
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+23.53%
% of All Funds
0.29%
New
157
Increased
372
Reduced
231
Closed
86
Calls
$719M
Puts
$627M
Net Calls
+$91.9M
Net Calls Change
+$170M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
$355M
2
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$357M
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$283M
4
BlackRock
BlackRock
New York
$2.36B
5
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$730M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$453M
2
DCP
Durable Capital Partners
Maryland
$0
3
Capital International Investors
Capital International Investors
California
$769M
4
WCM Investment Management
WCM Investment Management
California
$745M
5
WRCM
Whale Rock Capital Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Fidelity Investments
26
Fidelity Investments
Massachusetts
$285M +$14.3M +67,556 +5%
Qube Research & Technologies (QRT)
27
Qube Research & Technologies (QRT)
United Kingdom
$283M +$142M +670,890 +101%
First Trust Advisors
28
First Trust Advisors
Illinois
$282M +$17.8M +83,648 +7%
BNP Paribas Financial Markets
29
BNP Paribas Financial Markets
France
$267M +$6.96M +32,801 +3%
Amundi
30
Amundi
France
$248M +$105M +527,913 +73%
Legal & General Group
31
Legal & General Group
United Kingdom
$240M +$20.3M +95,631 +9%
DIG
32
Dragoneer Investment Group
California
$236M -$149M -704,310 -39%
Millennium Management
33
Millennium Management
New York
$220M +$84.8M +399,709 +63%
SIM
34
SRS Investment Management
New York
$215M -$62.4M -294,007 -23%
SM
35
SCGE Management
California
$211M +$30.8M +145,000 +17%
Acadian Asset Management
36
Acadian Asset Management
Massachusetts
$202M +$82.4M +388,196 +69%
UBS Group
37
UBS Group
Switzerland
$192M +$126M +595,970 +193%
Ameriprise
38
Ameriprise
Minnesota
$192M +$47.6M +224,476 +33%
Bank of New York Mellon
39
Bank of New York Mellon
New York
$187M +$26.3M +123,805 +16%
Wellington Management Group
40
Wellington Management Group
Massachusetts
$187M +$87.1M +410,530 +87%
Bank of America
41
Bank of America
North Carolina
$158M +$110M +516,720 +225%
Westfield Capital Management
42
Westfield Capital Management
Massachusetts
$156M +$20.9M +98,610 +15%
FAM
43
Foxhaven Asset Management
Virginia
$156M -$72.1M -339,775 -32%
Deutsche Bank
44
Deutsche Bank
Germany
$152M +$8.42M +39,658 +6%
Charles Schwab
45
Charles Schwab
California
$142M +$10.4M +49,171 +8%
Ensign Peak Advisors
46
Ensign Peak Advisors
Utah
$136M +$76.6M +360,754 +128%
Two Sigma Investments
47
Two Sigma Investments
New York
$134M +$36.4M +171,553 +37%
Holocene Advisors
48
Holocene Advisors
New York
$131M -$9.44M -44,493 -7%
Voloridge Investment Management
49
Voloridge Investment Management
Florida
$126M +$3.95M +18,605 +3%
Jacobs Levy Equity Management
50
Jacobs Levy Equity Management
New Jersey
$126M -$109M -515,680 -47%
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