CABALETTA BIO INC (CABA): Institutional Ownership
Hedge funds and institutional managers reporting a position in CABA · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
13
13F filers
Aggregate Value
$44.5M
Across holders
Last Price
$3.04
2026-06-26
Sector
Health Care
GICS
Holder activity4 new5 added3 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 8.83M | $23.8M | 53.3% | 0.0% | Unchanged | +$0 | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 2.50M | $6.7M | 15.1% | 0.0% | Added | +$1.8M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 2.04M | $5.5M | 12.3% | 0.0% | Added | +$1.4M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 1.93M | $5.2M | 11.7% | 0.0% | Added | +$4.3M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 479K | $1.3M | 2.9% | 0.0% | Added | +$689K | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 199K | $535K | 1.2% | 0.0% | Reduced | $-1.8M | Q1 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 162K | $435K | 1.0% | 0.0% | Added | +$62K | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 150K | $404K | 0.9% | 0.0% | New | — | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 118K | $318K | 0.7% | 0.0% | New | — | Q1 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 106K | $285K | 0.6% | 0.0% | New | — | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 28K | $76K | 0.2% | 0.0% | Reduced | $-3.2M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 11K | $30K | 0.1% | 0.0% | Reduced | $-109K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 244 | $371 | 0.0% | 0.0% | New | — | Q2 2025 |
Unchanged
Hedge Fund
$23.8M· 53.3% of total· 0.0% port· 8.83M sh· +$0 QoQ· Q1 2026
Added
Hedge Fund
$6.7M· 15.1% of total· 0.0% port· 2.50M sh· +$1.8M QoQ· Q1 2026
Added
Hedge Fund
$5.5M· 12.3% of total· 0.0% port· 2.04M sh· +$1.4M QoQ· Q1 2026
Added
Hedge Fund
$5.2M· 11.7% of total· 0.0% port· 1.93M sh· +$4.3M QoQ· Q1 2026
Added
Hedge Fund
$1.3M· 2.9% of total· 0.0% port· 479K sh· +$689K QoQ· Q1 2026
Reduced
Hedge Fund
$535K· 1.2% of total· 0.0% port· 199K sh· $-1.8M QoQ· Q1 2026
Added
Hedge Fund
$435K· 1.0% of total· 0.0% port· 162K sh· +$62K QoQ· Q1 2026
New
Hedge Fund
$404K· 0.9% of total· 0.0% port· 150K sh· — QoQ· Q1 2026
New
Hedge Fund
$318K· 0.7% of total· 0.0% port· 118K sh· — QoQ· Q1 2026
New
Hedge Fund
$285K· 0.6% of total· 0.0% port· 106K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$76K· 0.2% of total· 0.0% port· 28K sh· $-3.2M QoQ· Q1 2026
Reduced
Hedge Fund
$30K· 0.1% of total· 0.0% port· 11K sh· $-109K QoQ· Q1 2026
New
Hedge Fund
$371· 0.0% of total· 0.0% port· 244 sh· — QoQ· Q2 2025