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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
SMDAM
301
Sumitomo Mitsui DS Asset Management
Japan
$1.03M
MGP
302
M&G plc
United Kingdom
$1.02M
TC
303
TwinBeech Capital
New York
$1M
LFAS
304
Level Four Advisory Services
Texas
$977K
Sands Capital Management
305
Sands Capital Management
Virginia
$975K
AAM
306
Arohi Asset Management
Singapore
$968K
Walleye Trading
307
Walleye Trading
New York
$966K
Fifth Third Bancorp
308
Fifth Third Bancorp
Ohio
$964K
AWMS
309
Advocacy Wealth Management Services
Georgia
$954K
KFA
310
Krane Funds Advisors
New York
$938K
IWC
311
Integrated Wealth Concepts
Massachusetts
$916K
JFG
312
Jefferies Financial Group
New York
$908K
CII
313
Capital International Inc
California
$896K
BAMF
314
BI Asset Management Fondsmaeglerselskab
Denmark
$893K
AB
315
Amalgamated Bank
New York
$886K
FPAS
316
Focus Partners Advisor Solutions
Missouri
$885K
GIBU
317
Gulf International Bank (UK)
United Kingdom
$881K
PCM
318
Prelude Capital Management
New York
$870K
US Bancorp
319
US Bancorp
Minnesota
$862K
Rockefeller Capital Management
320
Rockefeller Capital Management
New York
$859K
HFM
321
Harvest Fund Management
China
$855K
TRCT
322
Tower Research Capital (TRC)
New York
$837K
IMCOOI
323
Investment Management Corp of Ontario (IMCO)
Canada
$822K
FFA
324
Farther Finance Advisors
California
$799K
AF
325
Avanza Fonder
Sweden
$787K