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MESO

Mesoblast
MESO

69 hedge funds and large institutions have $50.5M invested in Mesoblast in 2026 Q1 according to their latest regulatory filings, with 10 funds opening new positions, 25 increasing their positions, 16 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

755% more call options, than puts

Call options by funds: $24.8M | Put options by funds: $2.9M

56% more repeat investments, than reductions

Existing positions increased: 25 | Existing positions reduced: 16

0.72% less ownership

Funds ownership: 3.27% → 2.55% (-0.72%)

7% less funds holding

Funds holding: 74 → 69 (-5)

23% less first-time investments, than exits

New positions opened: 10 | Existing positions closed: 13

33% less capital invested

Capital invested by funds: $75.7M → $50.5M (-$25.1M)

Holders
69
Holders Change
-5
Holders Change %
-6.76%
% of All Funds
0.85%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
10
Increased
25
Reduced
16
Closed
13
Calls
$24.8M
Puts
$2.9M
Net Calls
+$21.9M
Net Calls Change
-$17.5M

Top Buyers

1
Bank of America
Bank of America
North Carolina
+$1.43M
2
Group One Trading
Group One Trading
Illinois
+$1.4M
3
UBS Group
UBS Group
Switzerland
+$999K
4
MGP
M&G plc
United Kingdom
+$984K
5
HF
HRT Financial
New York
+$570K

Top Sellers

1
Legal & General Group
Legal & General Group
United Kingdom
-$12.2M
2
AAP
Arax Advisory Partners
Colorado
-$2.37M
3
Morgan Stanley
Morgan Stanley
New York
-$1.37M
4
Jane Street
Jane Street
New York
-$1.14M
5
BlackRock
BlackRock
New York
-$758K
Name Holding Trade Value Shares
Change 		Change in
Stake
BlackRock
1
BlackRock
New York
$9.7M -$758K -45,510 -7%
Morgan Stanley
2
Morgan Stanley
New York
$7.91M -$1.37M -82,521 -14%
Goldman Sachs
3
Goldman Sachs
New York
$6.11M +$22.7K +1,365 +0.3%
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$5.94M -$722K -43,372 -10%
UBS Group
5
UBS Group
Switzerland
$2.04M +$999K +60,013 +83%
Bank of America
6
Bank of America
North Carolina
$1.54M +$1.43M +85,888 +608%
Jane Street
7
Jane Street
New York
$1.52M -$1.14M -68,594 -41%
PM
8
Penbrook Management
New York
$1.34M -$8.32K -500 -0.6%
Citadel Advisors
9
Citadel Advisors
Florida
$1.32M -$756K -45,429 -35%
Group One Trading
10
Group One Trading
Illinois
$1.29M +$1.4M +83,915 New
MGP
11
M&G plc
United Kingdom
$887K +$984K +59,100 New
LPL Financial
12
LPL Financial
California
$763K +$14.5K +870 +2%
RWM
13
Rialto Wealth Management
New York
$715K – – –
LCM
14
Lazari Capital Management
California
$709K – – –
FFA
15
Fi3 Financial Advisors
Indiana
$646K – – –
XT
16
XTX Topco
Cayman Islands
$629K +$473K +28,415 +227%
Two Sigma Investments
17
Two Sigma Investments
New York
$612K -$296K -17,759 -31%
HF
18
HRT Financial
New York
$526K +$570K +34,223 New
Squarepoint
19
Squarepoint
New York
$524K +$257K +15,463 +83%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$519K +$50.1K +3,010 +10%
P
21
&Partners
Tennessee
$414K +$140K +8,434 +46%
Citigroup
22
Citigroup
New York
$407K +$1.08K +65 +0.2%
Royal Bank of Canada
23
Royal Bank of Canada
Ontario, Canada
$404K +$80.4K +4,827 +23%
AQR Capital Management
24
AQR Capital Management
Connecticut
$390K +$2.15K +129 +0.5%
AAP
25
Arax Advisory Partners
Colorado
$376K -$2.37M -142,057 -85%
1
2 3 4

MESO Hedge Fund Activity: Q1 2026 in Review

69 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Mesoblast (MESO) for Q1 2026, worth a combined $50.5M — down 33% from $75.7M a quarter earlier.

Sellers outnumbered buyers: 13 funds closed out of MESO and 10 opened new positions — a net loss of 3 holders — while 16 trimmed existing stakes and 25 added.

The largest buyer was Bank of America, adding an estimated $1.43M. The largest seller was Legal & General Group, exiting entirely with an estimated $12.2M sold.

  • 69 institutional investors held Mesoblast (MESO) as of Q1 2026, down from 74 in Q4 2025.
  • Funds reported $50.5M of Mesoblast stock for Q1 2026, down 33% quarter-over-quarter.
  • 10 funds opened new Mesoblast positions in Q1 2026 and 13 closed out, a net change of -3 holders.
  • The largest Mesoblast buyer in Q1 2026 was Bank of America, an estimated $1.43M added.
  • The largest Mesoblast seller in Q1 2026 was Legal & General Group, an estimated $12.2M sold.

Based on aggregated 13F filings for Q1 2026.