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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
AAM
326
Azzad Asset Management
Virginia
$766K
CCM
327
Chiron Capital Management
Florida
$758K
LSERS
328
Louisiana State Employees Retirement System
Louisiana
$758K
FRM
329
Fox Run Management
Connecticut
$750K
PFS
330
Prospera Financial Services
Texas
$741K
Swedbank
331
Swedbank
Sweden
$726K
PIM
332
Plato Investment Management
Australia
$720K
AAM
333
Advisors Asset Management
Colorado
$698K
MIM
334
MetLife Investment Management
New Jersey
$696K
PCM
335
Polymer Capital Management
New York
$694K
Osaic Holdings
336
Osaic Holdings
Arizona
$687K
PVM
337
Palogic Value Management
Texas
$683K
QFA
338
Quattro Financial Advisors
Texas
$683K
SI
339
Saxon Interests
Texas
$674K
QCM
340
QRG Capital Management
Illinois
$671K
MTIM
341
Marathon Trading Investment Management
Pennsylvania
$662K
Allianz Asset Management
342
Allianz Asset Management
Germany
$647K
Wealthfront Advisers
343
Wealthfront Advisers
California
$645K
WCM
344
Washington Capital Management
Washington
$634K
ASN
345
Advisory Services Network
Georgia
$632K
CA
346
Cullinan Associates
Kentucky
$618K
PIMJS
347
PKO Investment Management Joint-Stock
Poland
$614K
BHC
348
Bull Harbor Capital
Maryland
$614K
Walleye Capital
349
Walleye Capital
New York
$598K
BFM
350
Boothbay Fund Management
New York
$597K