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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
HF
676
HRT Financial
New York
-$5.36M -54,407 Closed
AFA
677
Abacus FCF Advisors
Florida
-$8.34M -51,443 Closed
AGAM
678
Avalon Global Asset Management
California
-$4.93M -50,000 Closed
QT
679
Quantbot Technologies
New York
-$7.22M -44,544 Closed
MIF
680
Mediolanum International Funds
Ireland
-$7.16M -43,940 Closed
PI
681
PineBridge Investments
New York
-$6.35M -39,136 Closed
FAF
682
Första AP-fonden
Sweden
-$5.84M -36,000 Closed
HJGA
683
Hardman Johnston Global Advisors
Connecticut
-$5.75M -35,447 Closed
Simplex Trading
684
Simplex Trading
Illinois
-$3.37M -34,148 Closed
SC
685
Slow Capital
California
-$5.43M -33,486 Closed
ECM
686
ExodusPoint Capital Management
New York
-$5.43M -33,467 Closed
TEC
687
Tensor Edge Capital
Massachusetts
-$5.03M -31,008 Closed
LP
688
LMR Partners
United Kingdom
-$4.98M -30,700 Closed
AT
689
AMF Tjänstepension
Sweden
-$4.67M -28,799 Closed
PEAK6
690
PEAK6
Illinois
-$2.63M -26,684 Closed
ECP
691
Elwood Capital Partners
New York
-$4.16M -25,666 Closed
KFO
692
Kopp Family Office
Minnesota
-$4.09M -25,249 Closed
DGM
693
Delta Global Management
New York
-$3.96M -24,437 Closed
MFAM
694
Motley Fool Asset Management
Virginia
-$3.91M -24,085 Closed
CGPCS
695
Capital Group Private Client Services
California
-$3.56M -21,930 Closed
UM
696
Ulysses Management
New York
-$3.24M -20,000 Closed
GIA
697
Gateway Investment Advisers
Ohio
-$3.23M -19,932 Closed
ETCM
698
Evolutionary Tree Capital Management
Virginia
-$2.95M -18,207 Closed
MIM
699
Morningstar Investment Management
Illinois
-$2.87M -17,696 Closed
NAMI
700
Nomura Asset Management International
Pennsylvania
-$2.81M -17,350 Closed