TEAM icon

Atlassian

645 hedge funds and large institutions have $10.2B invested in Atlassian in 2026 Q1 according to their latest regulatory filings, with 108 funds opening new positions, 233 increasing their positions, 229 reducing their positions, and 239 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:

less 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: 108 | Existing positions closed: 239

58% less capital invested

Capital invested by funds: $24.3B → $10.2B (-$14.1B)

Holders
645
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
I
276
InceptionR
California
$1.26M
AA
277
ALPS Advisors
Colorado
$1.25M
AV
278
ASR Vermogensbeheer
Netherlands
$1.24M
Group One Trading
279
Group One Trading
Illinois
$1.24M
DT
280
Diversified Trust
Tennessee
$1.23M
FG
281
Formula Growth
Quebec, Canada
$1.23M
CIAM
282
Caitong International Asset Management
Hong Kong
$1.22M
CI
283
Capital International
California
$1.21M
FAMI
284
Fideuram Asset Management (Ireland)
$1.21M
Macquarie Group
285
Macquarie Group
Australia
$1.2M
Caisse de Depot et Placement du Quebec (CDPQ)
286
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$1.2M
Janus Henderson Group
287
Janus Henderson Group
United Kingdom
$1.18M
CM
288
CastleKnight Management
New York
$1.13M
PA
289
Profund Advisors
Maryland
$1.11M
Corient Private Wealth
290
Corient Private Wealth
Florida
$1.11M
MOS
291
MGO One Seven
Ohio
$1.1M
Public Employees Retirement Association of Colorado
292
Public Employees Retirement Association of Colorado
Colorado
$1.08M
BC
293
Bridgefront Capital
Texas
$1.07M
Capstone Investment Advisors
294
Capstone Investment Advisors
New York
$1.07M
BA
295
Bridgewater Associates
Connecticut
$1.07M
SCP
296
Sivia Capital Partners
California
$1.03M
KF
297
Krilogy Financial
Missouri
$1.03M
Vontobel Holding
298
Vontobel Holding
Switzerland
$1.03M
SMDAM
299
Sumitomo Mitsui DS Asset Management
Japan
$1.03M
MGP
300
M&G plc
United Kingdom
$1.02M