CABALETTA BIO INC CABA

US Healthcare Biological Products, (No Diagnostic Substances)
$3.19
+6.7%
52w: $1.33 – $4.15

Latest 13F among current holders filed 1 month ago (May 18, 2026)

Price — last 12 months

research preview data
1.332.744.15
Jun 20, 2025 Jul 2, 2026
Institutional holders
108
+13 QoQ
13F value
$227.8M
+29.6% QoQ
Smart-money holders
11
signal tier ≥ 2
New smart buyers
0
Q1 2026
Options barometer
24.0×
$9.5M calls / $397K puts

Institutional value by quarter

$912.1M
Q1 2024
$389.3M
Q2 2024
$228.1M
Q3 2024
$87.2M
Q4 2024
$50.3M
Q1 2025
$110.7M
Q2 2025
$164.1M
Q3 2025
$175.7M
Q4 2025
$227.8M
Q1 2026

Number of holders

160
Q1 2024
143
Q2 2024
121
Q3 2024
110
Q4 2024
94
Q1 2025
87
Q2 2025
75
Q3 2025
95
Q4 2025
108
Q1 2026

Who owns CABA?

Q1 2026 filings
FundTypeSharesValue% of fundChange
T. Rowe Price Investment Management, Inc. Long only active11.1M$29.8M0.0%-20.1%
Bain Capital Life Sciences Investors, LLC ★3Fundamental concentrated9.7M$26.0M2.3%Held
JENNISON ASSOCIATES LLC Other9.0M$24.1M0.0%+0.7%
ADAGE CAPITAL PARTNERS GP, L.L.C. Other8.8M$23.8M0.0%Held
MILLENNIUM MANAGEMENT LLC Multistrat pod5.9M$15.9M0.0%+115.7%
Cormorant Asset Management, LP ★3Fundamental concentrated5.5M$14.8M0.7%+25.0%
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical4.0M$10.8M0.0%
TWO SIGMA INVESTMENTS, LP Quant stat arb2.5M$6.7M0.0%+35.8%
BlackRock, Inc. Index provider2.4M$6.4M0.0%+1.9%
MARSHALL WACE, LLP Quant stat arb2.2M$5.9M0.0%+127.3%
RENAISSANCE TECHNOLOGIES LLC Quant stat arb2.0M$5.5M0.0%+33.8%
Qube Research & Technologies Ltd Quant stat arb1.9M$5.2M0.0%+484.2%
MORGAN STANLEY Bank broker1.4M$3.8M0.0%+4.8%
Opaleye Management Inc. ★2Fundamental concentrated1.4M$3.7M0.5%+53.3%
Woodline Partners LP Other1.3M$3.4M0.0%Held
GEODE CAPITAL MANAGEMENT, LLC Index provider1.1M$3.0M0.0%+4.4%
SUPERSTRING CAPITAL MANAGEMENT LP ★2Fundamental concentrated1.1M$2.9M2.0%-52.7%
Ikarian Capital, LLC ★2Fundamental diversified900.0K$2.4M0.3%Held
GOLDMAN SACHS GROUP INC Bank broker783.2K$2.1M0.0%+81.9%
CANTOR FITZGERALD, L. P. Quant stat arb765.0K$2.1M0.1%New
DIMENSIONAL FUND ADVISORS LP Quant stat arb740.6K$2.0M0.0%+63.8%
Burkehill Global Management, LP Quant stat arb700.0K$1.9M0.1%Held
SCHRODER INVESTMENT MANAGEMENT GROUP Diversified mechanical756.6K$1.9M0.0%Held
UBS Group AG Bank broker606.7K$1.6M0.0%+45.9%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical570.2K$1.5M0.0%
GSA CAPITAL PARTNERS LLP Diversified mechanical561.7K$1.5M0.1%+84.8%
KVP Capital Advisors, LP ★3Fundamental concentrated505.4K$1.4M1.0%Held
STATE STREET CORP Index provider470.0K$1.3M0.0%+10.5%
PRICE T ROWE ASSOCIATES INC /MD/ Diversified mechanical442.3K$1.2M0.0%-59.6%
Raiffeisen Bank International AG Other450.0K$1.1M0.0%Held
Almitas Capital LLC ★2Fundamental diversified337.4K$908K0.2%-12.9%
BANK OF AMERICA CORP /DE/ Bank broker269.3K$724K0.0%+1770.9%
BRIDGEWAY CAPITAL MANAGEMENT, LLC Diversified mechanical267.4K$719K0.0%+104.6%
Diametric Capital, LP Quant stat arb262.8K$707K0.2%New
JANE STREET GROUP, LLC Market maker248.6K$669K0.0%-62.5%
WELLINGTON MANAGEMENT GROUP LLP Long only active247.7K$666K0.0%New
Point72 Asset Management, L.P. Multistrat pod246.6K$663K0.0%+335.3%
BOOTHBAY FUND MANAGEMENT, LLC Diversified mechanical243.4K$655K0.0%Held
NORTHERN TRUST CORP Index provider238.4K$641K0.0%Held
683 Capital Management, LLC ★2Fundamental diversified225.0K$605K0.1%-42.1%
Invesco Ltd. Index provider192.4K$518K0.0%+1.7%
D. E. Shaw & Co., Inc. Quant stat arb189.4K$510K0.0%New
Hudson Bay Capital Management LP Multistrat pod161.7K$435K0.0%+16.6%
Brevan Howard Capital Management LP Diversified mechanical149.7K$403K0.0%New
Squarepoint Ops LLC Quant stat arb144.7K$389K0.0%-3.0%
AMERICAN CENTURY COMPANIES INC Diversified mechanical108.3K$291K0.0%+84.3%
ExodusPoint Capital Management, LP Multistrat pod106.0K$285K0.0%New
Graham Capital Management, L.P. Diversified mechanical101.7K$274K0.0%-32.9%
HRT FINANCIAL LP Diversified mechanical98.5K$264K0.0%New
BARCLAYS PLC Bank broker97.8K$263K0.0%-55.7%

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