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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

27% more call options, than puts

Call options by funds: $482M | Put options by funds: $379M

2% more repeat investments, than reductions

Existing positions increased: 236 | Existing positions reduced: 232

0.08% more ownership

Funds ownership: 89.17%89.25% (+0.08%)

19% less funds holding

Funds holding: 801650 (-151)

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
-151
Holders Change %
-18.85%
% of All Funds
8.01%
Holding in Top 10
11
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-35.29%
% of All Funds
0.14%
New
107
Increased
236
Reduced
232
Closed
240
Calls
$482M
Puts
$379M
Net Calls
+$103M
Net Calls Change
+$89.7M
Name Holding Trade Value Shares
Change
Change in
Stake
GFM
226
GF Fund Management
China
$2.35M -$99.4K -1,009 -3%
Parallax Volatility Advisers
227
Parallax Volatility Advisers
California
$2.28M +$3.29M +33,405 New
Focus Partners Wealth
228
Focus Partners Wealth
Massachusetts
$2.25M -$796K -8,082 -20%
SLAM
229
Swiss Life Asset Management
$2.18M +$362K +3,673 +13%
Stifel Financial
230
Stifel Financial
Missouri
$2.17M -$445K -4,513 -12%
CIS
231
Capital International Sarl
California
$2.15M +$43.3K +439 +1%
Twin Tree Management
232
Twin Tree Management
Texas
$2.13M +$1.6M +16,205 +108%
II
233
IFM Investors
Australia
$2.12M -$81.3K -825 -3%
EAM
234
Exane Asset Management
France
$2.12M -$436K -4,420 -14%
Jones Financial Companies
235
Jones Financial Companies
Missouri
$2.09M +$2.66M +26,976 +521%
HBCM
236
Heron Bay Capital Management
Michigan
$2.09M +$3.01M +30,551 New
LTAS
237
Linden Thomas Advisory Services
North Carolina
$2.07M +$1.95M +19,775 +188%
STA
238
Summit Trail Advisors
New York
$1.95M +$1.97M +19,999 +232%
Citadel Advisors
239
Citadel Advisors
Florida
$1.93M -$134M -1,354,983 -98%
DekaBank Deutsche Girozentrale
240
DekaBank Deutsche Girozentrale
Germany
$1.88M
LG
241
Lane Generational
Massachusetts
$1.84M +$2.65M +26,907 New
URS
242
Utah Retirement Systems
Utah
$1.83M
Toronto Dominion Bank
243
Toronto Dominion Bank
Ontario, Canada
$1.83M -$367K -3,720 -12%
SMH
244
Sanders Morris Harris
Texas
$1.77M +$2.55M +25,900 New
HCMT
245
Highland Capital Management (Tennessee)
Tennessee
$1.75M +$2.53M +25,674 New
VPIM
246
Vanguard Personalized Indexing Management
California
$1.75M +$1.03M +10,417 +69%
MF
247
Magnetar Financial
Illinois
$1.72M +$2.49M +25,230 New
PFSRSONJ
248
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.71M
AC
249
Allstate Corporation
Illinois
$1.7M +$1.18M +12,017 +93%
SCM
250
Shelton Capital Management
Colorado
$1.7M -$354K -3,589 -13%