Cabaletta Bio, Inc.
CABA- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001759138
No open-market purchases or sales by Cabaletta Bio, Inc. insiders were filed in the last 90 days; 139 institutions reported holding it in 13F filings for Q2 2026, worth $490.4M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Cabaletta Bio, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 139
- +31 vs. Q1 2026
- Shares held
- 157.9M
- +73.2M (+86.4%) vs. Q1 2026
- Total value
- $490.4M
- +$262.9M (+115.6%) vs. Q1 2026
- New holders
- 54
- 50 more added
- Sold out
- 23
- 20 more reduced
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CABA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 139 | $490.4M |
| Q1 2026 | 108 | $227.5M |
| Q4 2025 | 95 | $166.9M |
| Q3 2025 | 75 | $162.0M |
| Q2 2025 | 86 | $110.7M |
| Q1 2025 | 93 | $50.3M |
| Q4 2024 | 109 | $87.2M |
| Q3 2024 | 120 | $226.7M |
| Q2 2024 | 142 | $380.0M |
| Q1 2024 | 159 | $870.9M |
| Q4 2023 | 128 | $1.10B |
| Q3 2023 | 97 | $622.6M |
| Q2 2023 | 84 | $470.5M |
| Q1 2023 | 72 | $203.9M |
| Q4 2022 | 61 | $183.9M |
| Q3 2022 | 54 | $7.76M |
| Q2 2022 | 55 | $17.8M |
| Q1 2022 | 62 | $36.9M |
| Q4 2021 | 66 | $68.9M |
| Q3 2021 | 61 | $211.3M |
| Q2 2021 | 63 | $135.5M |
| Q1 2021 | 68 | $180.1M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Cabaletta Bio, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Prudential Financial Inc | 16,985 | $52.8K | 0.00% | +16,985 | New |
| US Bancorp | 16,493 | $51.3K | 0.00% | +16,493 | New |
| Victory Capital Management Inc | 16,490 | $51.3K | 0.00% | +16,490 | New |
| Wiley Bros.-Aintree Capital, LLC | 16,200 | $50.4K | 0.00% | +16,200 | New |
| FMR LLC | 15,928 | $49.5K | 0.00% | +2,937+22.6% | Added |
| CRA Financial Services, LLC | 15,000 | $46.6K | 0.01% | 00.0% | Unchanged |
| Fred Alger Management, LLC | 14,033 | $43.6K | 0.00% | −9,124−39.4% | Reduced |
| Quantinno Capital Management LP | 12,905 | $40.1K | 0.00% | +12,905 | New |
| Kestra Advisory Services, LLC | 11,750 | $36.5K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 11,054 | $34.4K | 0.00% | +11,054 | New |
| Legal & General Group Plc | 10,918 | $34.0K | 0.00% | +10,918 | New |
| JustInvest LLC | 10,853 | $33.8K | 0.00% | −8,537−44.0% | Reduced |
| Xponance, Inc. | 10,707 | $33.3K | 0.00% | +10,707 | New |
| Ameritas Investment Partners, Inc. | 10,217 | $31.8K | 0.00% | +10,217 | New |
| American Century Companies Inc | 10,103 | $31.4K | 0.00% | −98,216−90.7% | Reduced |
| Prelude Capital Management, LLC | 10,089 | $31.4K | 0.00% | −33,327−76.8% | Reduced |
| Russell Investments Group, Ltd. | 9,941 | $30.9K | 0.00% | +9,002+958.7% | Added |
| Tower Research Capital LLC (TRC) | 8,605 | $26.8K | 0.00% | +2,821+48.8% | Added |
| FNY Investment Advisers, LLC | 7,500 | $23.0K | 0.01% | +7,500 | New |
| Mirae Asset Global Investments Co., Ltd. | 7,292 | $22.7K | 0.00% | +2,271+45.2% | Added |
| Rockefeller Capital Management L.P. | 6,750 | $21.0K | 0.00% | +4,750+237.5% | Added |
| Persistent Asset Partners Ltd | 4,643 | $14.4K | 0.00% | +4,643 | New |
| The PNC Financial Services Group, Inc. | 4,600 | $14.3K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 3,997 | $12.2K | 0.00% | +3,344+512.1% | Added |
| Royal Bank of Canada | 3,584 | $11.0K | 0.00% | +2,803+358.9% | Added |
| GF Fund Management Co. Ltd. | 3,223 | $10.0K | 0.00% | +1,074+50.0% | Added |
| Advisor Group Holdings, Inc. | 2,907 | $9.04K | 0.00% | 00.0% | Unchanged |
| Pacer Advisors, Inc. | 2,440 | $8.00K | 0.00% | +2,440 | New |
| California State Teachers Retirement System | 1,550 | $4.82K | 0.00% | +1,550 | New |
| Sterling Capital Management LLC | 1,319 | $4.10K | 0.00% | +1,319 | New |
| Caitong International Asset Management Co., Ltd | 892 | $2.77K | 0.00% | −430−32.5% | Reduced |
| Nisa Investment Advisors, LLC | 811 | $2.52K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 408 | $1.27K | 0.00% | +408 | New |
| Federation des caisses Desjardins du Quebec | 340 | $1.06K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 316 | $983 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 166 | $516 | 0.00% | +166 | New |
| Quarry LP | 91 | $283 | 0.00% | +91 | New |
| Northwestern Mutual Wealth Management Co | 60 | $187 | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 10 | $31 | 0.00% | +8+400.0% | Added |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −248,594−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −246,615−100.0% | Sold out |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −161,726−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −149,721−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −144,681−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −105,985−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −95,512−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −87,060−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −54,100−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −33,442−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −33,104−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −28,938−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −28,172−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −26,510−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −21,300−100.0% | Sold out |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −18,025−100.0% | Sold out |
| SummitTX Capital, L.P. | 0 | $0 | 0.00% | −12,522−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −11,154−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −10,777−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −6,495−100.0% | Sold out |
| Antipodes Partners Ltd | 0 | $0 | 0.00% | −5,616−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −163−100.0% | Sold out |