We are live on ! Find out more
CABA icon

Cabaletta Bio

108 hedge funds and large institutions have $228M invested in Cabaletta Bio in 2026 Q1 according to their latest regulatory filings, with 27 funds opening new positions, 32 increasing their positions, 27 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

2,362% more call options, than puts

Call options by funds: $9.78M | Put options by funds: $397K

108% more first-time investments, than exits

New positions opened: 27 | Existing positions closed: 13

36% more capital invested

Capital invested by funds: $167M → $228M (+$60.6M)

19% more repeat investments, than reductions

Existing positions increased: 32 | Existing positions reduced: 27

14% more funds holding

Funds holding: 95108 (+13)

3.14% less ownership

Funds ownership: 79.2%76.06% (-3.1%)

Holders
108
Holders Change
+13
Holders Change %
+13.68%
% of All Funds
1.33%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
27
Increased
32
Reduced
27
Closed
13
Calls
$9.78M
Puts
$397K
Net Calls
+$9.38M
Net Calls Change
+$4.57M
Name Holding Trade Value Shares
Change
Change in
Stake
GCP
26
GSA Capital Partners
United Kingdom
$1.51M +$716K +257,734 +85%
KCA
27
KVP Capital Advisors
California
$1.36M
State Street
28
State Street
Massachusetts
$1.26M +$124K +44,500 +10%
T. Rowe Price Associates
29
T. Rowe Price Associates
Maryland
$1.19M -$1.81M -651,682 -60%
RBI
30
Raiffeisen Bank International
Austria
$1.11M
AC
31
Almitas Capital
California
$908K -$139K -50,100 -13%
Bank of America
32
Bank of America
North Carolina
$724K +$708K +254,865 +1,771%
BCM
33
Bridgeway Capital Management
Texas
$719K +$380K +136,697 +105%
DC
34
Diametric Capital
Massachusetts
$707K +$730K +262,831 New
Jane Street
35
Jane Street
New York
$669K -$1.15M -413,555 -62%
Wellington Management Group
36
Wellington Management Group
Massachusetts
$666K +$688K +247,659 New
Point72 Asset Management
37
Point72 Asset Management
Connecticut
$663K +$527K +189,967 +335%
BFM
38
Boothbay Fund Management
New York
$655K
Northern Trust
39
Northern Trust
Illinois
$641K
6CM
40
683 Capital Management
New York
$605K -$454K -163,562 -42%
Invesco
41
Invesco
Georgia
$518K +$8.85K +3,188 +2%
D.E. Shaw & Co
42
D.E. Shaw & Co
New York
$510K +$526K +189,412 New
Hudson Bay Capital Management
43
Hudson Bay Capital Management
Connecticut
$435K +$63.9K +22,997 +17%
BHCM
44
Brevan Howard Capital Management
Jersey
$403K +$416K +149,721 New
Squarepoint
45
Squarepoint
New York
$389K -$12.3K -4,413 -3%
American Century Companies
46
American Century Companies
Missouri
$291K +$138K +49,542 +84%
ECM
47
ExodusPoint Capital Management
New York
$285K +$294K +105,985 New
GCM
48
Graham Capital Management
Connecticut
$274K -$138K -49,763 -33%
Barclays
49
Barclays
United Kingdom
$263K -$341K -122,904 -56%
Nomura Holdings
50
Nomura Holdings
Japan
$257K +$265K +95,512 New