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, Q3 2025
Institutional positions in Cabaletta Bio, Inc. as of Sep 30, 2025. 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
- 75
- −11 vs. Q2 2025
- Shares held
- 69.2M
- −3.55M (−4.9%) vs. Q2 2025
- Total value
- $162.0M
- +$51.3M (+46.3%) vs. Q2 2025
- New holders
- 10
- 24 more added
- Sold out
- 21
- 31 more reduced
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding Cabaletta Bio, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 34 | $0 | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 2 | $5 | 0.00% | +2 | New |
| SRS Capital Advisors, Inc. | 10 | $23 | 0.00% | +10 | New |
| Optiver Holding B.V. | 24 | $56 | 0.00% | +24 | New |
| Federation des caisses Desjardins du Quebec | 340 | $796 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 352 | $824 | 0.00% | −62,147−99.4% | Reduced |
| SBI Securities Co., Ltd. | 456 | $1.07K | 0.00% | −6,060−93.0% | Reduced |
| The PNC Financial Services Group, Inc. | 600 | $1.40K | 0.00% | −709−54.2% | Reduced |
| Truvestments Capital LLC | 680 | $1.59K | 0.00% | −1,293−65.5% | Reduced |
| Nisa Investment Advisors, LLC | 811 | $1.90K | 0.00% | −101−11.1% | Reduced |
| Russell Investments Group, Ltd. | 939 | $2.20K | 0.00% | 00.0% | Unchanged |
| Rise Advisors, LLC | 1,083 | $2.53K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 1,831 | $4.29K | 0.00% | −47,235−96.3% | Reduced |
| Wells Fargo & Company | 3,000 | $7.02K | 0.00% | −3,686−55.1% | Reduced |
| Barclays PLC | 3,083 | $7.21K | 0.00% | −6,654−68.3% | Reduced |
| Tower Research Capital LLC (TRC) | 4,367 | $10.2K | 0.00% | −46,669−91.4% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 8,935 | $20.9K | 0.00% | −25,832−74.3% | Reduced |
| Caitong International Asset Management Co., Ltd | 8,983 | $21.0K | 0.01% | +8,983 | New |
| Rangeley Capital, LLC | 11,300 | $26.4K | 0.02% | −4,700−29.4% | Reduced |
| Squarepoint Ops LLC | 11,868 | $27.8K | 0.00% | −59,573−83.4% | Reduced |
| American Century Companies Inc | 12,032 | $28.2K | 0.00% | +12,032 | New |
| Manufacturers Life Insurance Company, The | 13,084 | $30.6K | 0.00% | −26,686−67.1% | Reduced |
| FMR LLC | 14,064 | $32.9K | 0.00% | −1,392−9.0% | Reduced |
| CRA Financial Services, LLC | 15,000 | $35.1K | 0.00% | +4,000+36.4% | Added |
| Jones Financial Companies LLLP | 20,007 | $47.2K | 0.00% | +20,007 | New |
| SG Americas Securities, LLC | 21,264 | $50.0K | 0.00% | −2,784−11.6% | Reduced |
| JustInvest LLC | 22,151 | $51.8K | 0.00% | −2,797−11.2% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 33,937 | $79.4K | 0.00% | +33,937 | New |
| Cubist Systematic Strategies, LLC | 37,744 | $88.3K | 0.00% | −197,526−84.0% | Reduced |
| Quadrature Capital Ltd | 42,912 | $100.4K | 0.00% | +42,912 | New |
| Jefferies Financial Group Inc. | 47,500 | $111.2K | 0.00% | −1,949,708−97.6% | Reduced |
| Bank of New York Mellon Corp | 47,810 | $111.9K | 0.00% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 50,824 | $118.9K | 0.00% | +203+0.4% | Added |
| Fred Alger Management, LLC | 59,813 | $140.0K | 0.00% | 00.0% | Unchanged |
| TD Asset Management Inc | 88,600 | $207.3K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 89,157 | $208.6K | 0.00% | +89,157 | New |
| Royal Bank of Canada | 91,723 | $214.0K | 0.00% | +91,660+145,492.1% | Added |
| Bridgeway Capital Management, LLC | 95,675 | $223.9K | 0.00% | +50,000+109.5% | Added |
| Jane Street Group, LLC | 104,662 | $244.9K | 0.00% | −133,663−56.1% | Reduced |
| Federated Hermes, Inc. | 112,028 | $262.1K | 0.00% | −232,512−67.5% | Reduced |
| Invesco Ltd. | 122,800 | $287.4K | 0.00% | +37,969+44.8% | Added |
| Acadian Asset Management LLC | 186,521 | $433.0K | 0.00% | +171,380+1,131.9% | Added |
| Northern Trust Corp | 226,987 | $531.1K | 0.00% | +93,967+70.6% | Added |
| Bank of America Corp | 268,058 | $627.3K | 0.00% | −230,185−46.2% | Reduced |
| Goldman Sachs Group Inc | 272,596 | $637.9K | 0.00% | −80,711−22.8% | Reduced |
| XTX Topco Ltd | 284,299 | $665.3K | 0.03% | +187,039+192.3% | Added |
| Two Sigma Advisers, LP | 331,000 | $774.5K | 0.00% | −82,600−20.0% | Reduced |
| Raiffeisen Bank International AG | 350,000 | $833.0K | 0.01% | +50,000+16.7% | Added |
| Susquehanna International Group, LLP | 372,108 | $870.7K | 0.00% | +248,483+201.0% | Added |
| State Street Corp | 376,800 | $881.7K | 0.00% | +158,833+72.9% | Added |
| Almitas Capital LLC | 387,491 | $906.7K | 0.21% | +20,000+5.4% | Added |
| UBS Group AG | 405,120 | $948.0K | 0.00% | −66,922−14.2% | Reduced |
| Two Sigma Investments, LP | 470,475 | $1.10M | 0.00% | +218,118+86.4% | Added |
| JPMorgan Chase & Co | 537,649 | $1.26M | 0.00% | +456,853+565.4% | Added |
| Millennium Management LLC | 686,813 | $1.61M | 0.00% | −168,517−19.7% | Reduced |
| Burkehill Global Management, LP | 700,000 | $1.64M | 0.09% | −1,200,000−63.2% | Reduced |
| Citadel Advisors LLC | 705,465 | $1.65M | 0.00% | −982,515−58.2% | Reduced |
| Opaleye Management Inc. | 808,882 | $1.89M | 0.27% | +808,882 | New |
| Geode Capital Management, LLC | 920,340 | $2.15M | 0.00% | +366,878+66.3% | Added |
| Schonfeld Strategic Advisors LLC | 1,044,169 | $2.44M | 0.02% | −440,667−29.7% | Reduced |
| Price T Rowe Associates Inc | 1,294,949 | $3.03M | 0.00% | −892,090−40.8% | Reduced |
| Alyeska Investment Group, L.P. | 1,300,000 | $3.04M | 0.01% | −3,500,000−72.9% | Reduced |
| Marshall Wace, LLP | 1,326,043 | $3.10M | 0.00% | +1,135,086+594.4% | Added |
| Renaissance Technologies LLC | 1,339,423 | $3.13M | 0.00% | +1,213,323+962.2% | Added |
| Morgan Stanley | 1,474,676 | $3.45M | 0.00% | +149,870+11.3% | Added |
| Superstring Capital Management LP | 1,544,525 | $3.61M | 3.56% | +483,761+45.6% | Added |
| BlackRock, Inc. | 1,620,872 | $3.79M | 0.00% | +650,271+67.0% | Added |
| Heights Capital Management, Inc | 2,084,202 | $4.88M | 1.55% | −1,059,904−33.7% | Reduced |
| Woodline Partners LP | 2,135,348 | $5.00M | 0.02% | +916,884+75.2% | Added |
| Vanguard Group Inc | 4,190,759 | $9.81M | 0.00% | +740,032+21.4% | Added |
| Cormorant Asset Management, LP | 5,000,000 | $11.7M | 0.81% | 00.0% | Unchanged |
| T. Rowe Price Investment Management, Inc. | 8,362,489 | $19.6M | 0.01% | +1,568,701+23.1% | Added |
| Jennison Associates LLC | 8,497,537 | $19.9M | 0.01% | +2,477,370+41.2% | Added |
| Adage Capital Partners GP, L.L.C. | 8,829,758 | $20.7M | 0.03% | 00.0% | Unchanged |
| Bain Capital Life Sciences Investors, LLC | 9,677,125 | $22.6M | 1.50% | 00.0% | Unchanged |
| Anson Funds Management LP | 0 | $0 | 0.00% | −1,822,830−100.0% | Sold out |
| Blue Owl Capital Holdings LP | 0 | $0 | 0.00% | −1,125,000−100.0% | Sold out |
| Cantor Fitzgerald, L. P. | 0 | $0 | 0.00% | −532,500−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −284,000−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −270,516−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −124,395−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −95,327−100.0% | Sold out |
| TCG Crossover Management, LLC | 0 | $0 | 0.00% | −86,795−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −56,160−100.0% | Sold out |
| MYDA Advisors LLC | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −32,129−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −21,000−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −16,491−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −13,070−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −12,840−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −4,824−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −2,432−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −1,597−100.0% | Sold out |
| Mid-American Wealth Advisory Group, Inc. | 0 | $0 | 0.00% | −91−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −41−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −17−100.0% | Sold out |