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Atlassian

650 hedge funds and large institutions have $10.3B invested in Atlassian in 2026 Q1 according to their latest regulatory filings, with 107 funds opening new positions, 236 increasing their positions, 232 reducing their positions, and 240 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

35% less funds holding in top 10

Funds holding in top 10: 1711 (-6)

55% less first-time investments, than exits

New positions opened: 107 | Existing positions closed: 240

57% less capital invested

Capital invested by funds: $24.3B → $10.3B (-$14B)

Holders
650
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$482M
Puts
$379M
Net Calls
Net Calls Change

Top Sellers

1 -$355M
2 -$191M
3 -$168M
4
Ameriprise
Ameriprise
Minnesota
-$137M
5
Citadel Advisors
Citadel Advisors
Florida
-$134M
Name Holding Trade Value Shares
Change
Change in
Stake
Alyeska Investment Group
51
Alyeska Investment Group
Illinois
$37.4M
SFM
52
Soros Fund Management
New York
$36.5M
Connor, Clark & Lunn Investment Management (CC&L)
53
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$34.3M
Renaissance Technologies
54
Renaissance Technologies
New York
$33.8M
Swiss National Bank
55
Swiss National Bank
Switzerland
$33.7M
Citigroup
56
Citigroup
New York
$31.9M
Qube Research & Technologies (QRT)
57
Qube Research & Technologies (QRT)
United Kingdom
$29.9M
Susquehanna International Group
58
Susquehanna International Group
Pennsylvania
$28.9M
IC
59
IEQ Capital
California
$28.5M
Bank of America
60
Bank of America
North Carolina
$28M
Canada Pension Plan Investment Board
61
Canada Pension Plan Investment Board
Ontario, Canada
$28M
Sumitomo Mitsui Trust Group
62
Sumitomo Mitsui Trust Group
Japan
$27.8M
Barclays
63
Barclays
United Kingdom
$27M
OPFM
64
Optimus Prime Fund Management
Cayman Islands
$25.8M
NC
65
NZS Capital
Colorado
$25M
O
66
Ossiam
France
$24.6M
MNA
67
Manning & Napier Advisors
New York
$24.5M
GWMR
68
GC Wealth Management RIA
Massachusetts
$22.8M
Skandinaviska Enskilda Banken (SEB)
69
Skandinaviska Enskilda Banken (SEB)
Sweden
$21M
ACM
70
Aquatic Capital Management
Illinois
$20.7M
Assenagon Asset Management
71
Assenagon Asset Management
Luxembourg
$20.6M
National Pension Service
72
National Pension Service
South Korea
$20M
OBAM
73
ODDO BHF Asset Management
France
$19.8M
California Public Employees Retirement System
74
California Public Employees Retirement System
California
$19.8M
DPL
75
Danica Pension Livsforsikrings
$19.4M