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Cabaletta Bio

92 hedge funds and large institutions have $50.3M invested in Cabaletta Bio in 2025 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 28 increasing their positions, 33 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed

51% more call options, than puts

Call options by funds: $463K | Put options by funds: $307K

4.36% less ownership

Funds ownership: 78.63%74.27% (-4.4%)

15% less funds holding

Funds holding: 10892 (-16)

15% less repeat investments, than reductions

Existing positions increased: 28 | Existing positions reduced: 33

42% less capital invested

Capital invested by funds: $87.2M → $50.3M (-$36.9M)

50% less first-time investments, than exits

New positions opened: 15 | Existing positions closed: 30

Holders
92
Holders Change
-16
Holders Change %
-14.81%
% of All Funds
1.23%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
15
Increased
28
Reduced
33
Closed
30
Calls
$463K
Puts
$307K
Net Calls
+$156K
Net Calls Change
-$528K
Name Holding Trade Value Shares
Change
Change in
Stake
Two Sigma Investments
26
Two Sigma Investments
New York
$445K -$917K -430,483 -57%
Prudential Financial
27
Prudential Financial
New Jersey
$398K +$1.45K +680 +0.2%
Axa
28
Axa
France
$374K -$737 -346 -0.1%
JP Morgan Chase
29
JP Morgan Chase
New York
$348K -$16.9K -7,955 -3%
HP
30
HealthInvest Partners
Sweden
$253K -$139K -65,100 -26%
Millennium Management
31
Millennium Management
New York
$234K -$730K -342,714 -67%
Charles Schwab
32
Charles Schwab
California
$221K +$108K +50,606 +46%
Bank of New York Mellon
33
Bank of New York Mellon
New York
$215K +$29.9K +14,026 +10%
Thrivent Financial for Lutherans
34
Thrivent Financial for Lutherans
Minnesota
$132K
TD Asset Management
35
TD Asset Management
Ontario, Canada
$123K
TCM
36
TCG Crossover Management
California
$120K
AQR Capital Management
37
AQR Capital Management
Connecticut
$102K +$158K +73,956 New
AllianceBernstein
38
AllianceBernstein
Tennessee
$89.5K
Invesco
39
Invesco
Georgia
$85.4K +$103K +48,181 +357%
BNP Paribas Financial Markets
40
BNP Paribas Financial Markets
France
$85K +$20.1K +9,453 +18%
RhumbLine Advisers
41
RhumbLine Advisers
Massachusetts
$85K -$4.33K -2,033 -3%
Susquehanna International Group
42
Susquehanna International Group
Pennsylvania
$80K -$797K -374,155 -87%
Manulife (Manufacturers Life Insurance)
43
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$79K +$1.63K +765 +1%
Barclays
44
Barclays
United Kingdom
$78.2K -$32.3K -15,179 -21%
Stifel Financial
45
Stifel Financial
Missouri
$68.6K +$16.9K +7,928 +19%
BCM
46
Bridgeway Capital Management
Texas
$63.3K -$89.5K -42,000 -48%
Comerica Bank
47
Comerica Bank
Texas
$57.6K +$84.9K +39,860 +2,292%
CFO
48
Callan Family Office
Pennsylvania
$57.6K +$88.6K +41,599 New
SG Americas Securities
49
SG Americas Securities
New York
$50K -$14.9K -6,983 -16%
Marshall Wace
50
Marshall Wace
United Kingdom
$46.5K -$340K -159,765 -83%

CABA Hedge Fund Activity: Q1 2025 in Review

92 of the 7,463 institutional investors tracked by Wall St. Rank reported a position in Cabaletta Bio (CABA) for Q1 2025, worth a combined $50.3M — down 42% from $87.2M a quarter earlier.

Sellers outnumbered buyers: 30 funds closed out of CABA and 15 opened new positions — a net loss of 15 holders — while 33 trimmed existing stakes and 28 added.

The largest buyer was Schonfeld Strategic Advisors, opening a new position worth an estimated $3.54M. The largest seller was Fred Alger Management, cutting an estimated $3.92M.

  • 92 institutional investors held Cabaletta Bio (CABA) as of Q1 2025, down from 108 in Q4 2024.
  • Funds reported $50.3M of Cabaletta Bio stock for Q1 2025, down 42% quarter-over-quarter.
  • 15 funds opened new Cabaletta Bio positions in Q1 2025 and 30 closed out, a net change of -15 holders.
  • The largest Cabaletta Bio buyer in Q1 2025 was Schonfeld Strategic Advisors, an estimated $3.54M added.
  • The largest Cabaletta Bio seller in Q1 2025 was Fred Alger Management, an estimated $3.92M sold.

Based on aggregated 13F filings for Q1 2025.