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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
WP
451
Woodline Partners
California
$237K
OL
452
Optas LLC
Texas
$236K
QCG
453
Quadrant Capital Group
Ohio
$236K
Neuberger Berman Group
454
Neuberger Berman Group
New York
$234K
IFG
455
Independent Financial Group
California
$234K
LMFP
456
Larry Mathis Financial Planning
Arizona
$233K
UM
457
UniSuper Management
Australia
$225K
Verition Fund Management
458
Verition Fund Management
Connecticut
$225K
OIMU
459
Osmosis Investment Management UK
United Kingdom
$222K
MYLI
460
Meiji Yasuda Life Insurance
Japan
$220K
RWC
461
Rare Wolf Capital
Washington
$217K
HCM
462
Howard Capital Management
Georgia
$217K
ACA
463
Aptus Capital Advisors
Alabama
$216K
Cambridge Investment Research Advisors
464
Cambridge Investment Research Advisors
Iowa
$215K
USCWA
465
U.S. Capital Wealth Advisors
Texas
$212K
SC
466
Savant Capital
Illinois
$212K
Nisa Investment Advisors
467
Nisa Investment Advisors
Missouri
$211K
MCC
468
Malaga Cove Capital
California
$211K
DCU
469
Dara Capital US
Florida
$210K
BIG
470
Brooklyn Investment Group
New York
$206K
EI
471
Ethic Inc
New York
$206K
OAM
472
Oxford Asset Management
United Kingdom
$205K
G
473
GenTrust
Florida
$205K
AWM
474
Ariadne Wealth Management
California
$202K
Manulife (Manufacturers Life Insurance)
475
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$202K