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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, Q1 2021

Institutional positions in Cabaletta Bio, Inc. as of Mar 31, 2021. 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
68
No complete 13F data for Q4 2020
Shares held
16.2M
No complete 13F data for Q4 2020
Total value
$180.1M
No complete 13F data for Q4 2020

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.

Institutional holdersQ1 2021: 68 institutions
Q1 2021: 68 institutionsQ2 2021: 63 institutionsQ3 2021: 61 institutionsQ4 2021: 66 institutionsQ1 2022: 62 institutionsQ2 2022: 55 institutionsQ3 2022: 54 institutionsQ4 2022: 61 institutionsQ1 2023: 72 institutionsQ2 2023: 84 institutionsQ3 2023: 97 institutionsQ4 2023: 128 institutionsQ1 2024: 159 institutionsQ2 2024: 142 institutionsQ3 2024: 120 institutionsQ4 2024: 109 institutionsQ1 2025: 93 institutionsQ2 2025: 86 institutionsQ3 2025: 75 institutionsQ4 2025: 95 institutionsQ1 2026: 108 institutionsQ2 2026: 139 institutions
Value heldQ1 2021: $180.1M
Q1 2021: $180.1MQ2 2021: $135.5MQ3 2021: $211.3MQ4 2021: $68.9MQ1 2022: $36.9MQ2 2022: $17.8MQ3 2022: $7.76MQ4 2022: $183.9MQ1 2023: $203.9MQ2 2023: $470.5MQ3 2023: $622.6MQ4 2023: $1.10BQ1 2024: $870.9MQ2 2024: $380.0MQ3 2024: $226.7MQ4 2024: $87.2MQ1 2025: $50.3MQ2 2025: $110.7MQ3 2025: $162.0MQ4 2025: $166.9MQ1 2026: $227.5MQ2 2026: $490.4M
Institutions holding CABA and their total value by quarter
QuarterHoldersValue
Q2 2026139$490.4M
Q1 2026108$227.5M
Q4 202595$166.9M
Q3 202575$162.0M
Q2 202586$110.7M
Q1 202593$50.3M
Q4 2024109$87.2M
Q3 2024120$226.7M
Q2 2024142$380.0M
Q1 2024159$870.9M
Q4 2023128$1.10B
Q3 202397$622.6M
Q2 202384$470.5M
Q1 202372$203.9M
Q4 202261$183.9M
Q3 202254$7.76M
Q2 202255$17.8M
Q1 202262$36.9M
Q4 202166$68.9M
Q3 202161$211.3M
Q2 202163$135.5M
Q1 202168$180.1M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Cabaletta Bio, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding CABA in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Adage Capital Partners GP, L.L.C.3,041,645$33.8M0.07%––
5AM Venture Management, LLC2,984,263$33.1M5.96%––
Cormorant Asset Management, LP1,904,424$21.1M0.61%––
Boxer Capital, LLC1,603,361$17.8M0.60%––
BlackRock Inc.1,048,564$11.6M0.00%––
Millennium Management LLC875,913$9.72M0.01%––
Redmile Group, LLC696,378$7.73M0.11%––
Vanguard Group Inc693,885$7.70M0.00%––
Baker Bros. Advisors LP636,363$7.06M0.03%––
Deerfield Management Company, L.P. (Series C)464,252$5.15M0.11%––
Ikarian Capital, LLC389,384$4.32M0.64%––
State Street Corp204,316$2.27M0.00%––
Geode Capital Management, LLC202,144$2.24M0.00%––
Wellington Management Group LLP182,000$2.02M0.00%––
Caas Capital Management LP147,382$1.64M0.05%––
Northern Trust Corp130,168$1.45M0.00%––
Altrinsic Global Advisors LLC120,000$1.33M0.04%––
Eversept Partners, LP76,849$853.0K0.07%––
Nuveen Asset Management, LLC68,401$759.0K0.00%––
Bank of New York Mellon Corp50,730$563.0K0.00%––
Victory Capital Management Inc50,430$560.0K0.00%––
Goldman Sachs Group Inc44,887$498.0K0.00%––
Boothbay Fund Management, LLC44,855$498.0K0.03%––
HSBC Holdings PLC38,353$422.0K0.00%––
First Trust Advisors LP36,195$402.0K0.00%––
FMR LLC35,650$396.0K0.00%––
Bridgeway Capital Management, LLC35,000$389.0K0.01%––
Russell Investments Group, Ltd.34,059$377.0K0.00%––
Two Sigma Investments, LP33,801$375.0K0.00%––
Charles Schwab Investment Management Inc32,390$360.0K0.00%––
JPMorgan Chase & Co30,497$339.0K0.00%––
Squarepoint Ops LLC27,926$310.0K0.00%––
California Public Employees Retirement System26,100$290.0K0.00%––
Wells Fargo & Company25,291$280.0K0.00%––
Morgan Stanley23,678$263.0K0.00%––
California State Teachers Retirement System19,465$216.0K0.00%––
Citadel Advisors LLC18,851$209.0K0.00%––
Susquehanna International Group, LLP18,701$208.0K0.00%––
State of Wisconsin Investment Board18,100$201.0K0.00%––
Jane Street Group, LLC16,142$179.0K0.00%––
Two Sigma Advisers, LP15,900$176.0K0.00%––
Rhumbline Advisers14,694$163.0K0.00%––
Gsa Capital Partners LLP11,500$128.0K0.02%––
Veritable, L.P.10,500$117.0K0.00%––
Bank of America Corp9,978$111.0K0.00%––
Deutsche Bank AG8,380$93.0K0.00%––
American International Group, Inc.7,524$84.0K0.00%––
New York State Common Retirement Fund6,300$70.0K0.00%––
Tower Research Capital LLC (TRC)1,583$18.0K0.00%––
Citigroup Inc1,315$15.0K0.00%––
Royal Bank of Canada1,356$15.0K0.00%––
Legal & General Group Plc1,138$13.0K0.00%––
Ameritas Investment Partners, Inc.1,125$12.0K0.00%––
US Bancorp900$10.0K0.00%––
UBS Group AG941$10.0K0.00%––
Endurance Wealth Management, Inc.800$9.00K0.00%––
Simplex Trading, LLC817$9.00K0.00%––
Penserra Capital Management LLC545$6.00K0.00%––
First Manhattan Co500$5.00K0.00%––
Bank of Montreal375$4.00K0.00%––
Federation des caisses Desjardins du Quebec340$3.77K0.00%––
Steward Partners Investment Advisory, LLC300$3.33K0.00%––
Brewin Dolphin Ltd278$3.09K0.00%––
Advisor Group Holdings, Inc.300$3.00K0.00%––
Captrust Financial Advisors200$2.00K0.00%––
Sargent Bickham Lagudis LLC200$2.00K0.00%––
Investors Research Corp66$1.00K0.00%––
Daiwa Securities Group Inc.45$00.00%––