We are live on ! Find out more
TEAM icon

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
GFM
226
GF Fund Management
China
$2.35M
Parallax Volatility Advisers
227
Parallax Volatility Advisers
California
$2.28M
Focus Partners Wealth
228
Focus Partners Wealth
Massachusetts
$2.25M
SLAM
229
Swiss Life Asset Management
$2.18M
Stifel Financial
230
Stifel Financial
Missouri
$2.17M
CIS
231
Capital International Sarl
California
$2.15M
Twin Tree Management
232
Twin Tree Management
Texas
$2.13M
II
233
IFM Investors
Australia
$2.12M
EAM
234
Exane Asset Management
France
$2.12M
Jones Financial Companies
235
Jones Financial Companies
Missouri
$2.09M
HBCM
236
Heron Bay Capital Management
Michigan
$2.09M
LTAS
237
Linden Thomas Advisory Services
North Carolina
$2.07M
STA
238
Summit Trail Advisors
New York
$1.95M
Citadel Advisors
239
Citadel Advisors
Florida
$1.93M
DekaBank Deutsche Girozentrale
240
DekaBank Deutsche Girozentrale
Germany
$1.88M
LG
241
Lane Generational
Massachusetts
$1.84M
URS
242
Utah Retirement Systems
Utah
$1.83M
Toronto Dominion Bank
243
Toronto Dominion Bank
Ontario, Canada
$1.83M
SMH
244
Sanders Morris Harris
Texas
$1.77M
HCMT
245
Highland Capital Management (Tennessee)
Tennessee
$1.75M
VPIM
246
Vanguard Personalized Indexing Management
California
$1.75M
MF
247
Magnetar Financial
Illinois
$1.72M
PFSRSONJ
248
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.71M
AC
249
Allstate Corporation
Illinois
$1.7M
SCM
250
Shelton Capital Management
Colorado
$1.7M