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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, Q3 2024

Institutional positions in Cabaletta Bio, Inc. as of Sep 30, 2024. 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
120
−21 vs. Q2 2024
Shares held
48.0M
+2.00M (+4.4%) vs. Q2 2024
Total value
$226.7M
−$117.7M (−34.2%) vs. Q2 2024
New holders
20
46 more added
Sold out
41
35 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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.

Institutional holdersQ3 2024: 120 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 heldQ3 2024: $226.7M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Cabaletta Bio, Inc.; share changes are against Q2 2024.

Institutions holding CABA in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Bank of America Corp478,674$2.26M0.00%+309,569+183.1%Added
Price T Rowe Associates Inc552,792$2.61M0.00%−29,483−5.1%Reduced
Cubist Systematic Strategies, LLC573,180$2.71M0.04%+573,180New
Victory Capital Management Inc629,087$2.97M0.00%−5,130−0.8%Reduced
Point72 Asset Management, L.P.667,275$3.15M0.01%+667,275New
Morgan Stanley828,829$3.91M0.00%+533,320+180.5%Added
State Street Corp896,123$4.23M0.00%−1,109,678−55.3%Reduced
Geode Capital Management, LLC1,094,644$5.17M0.00%+124,071+12.8%Added
Commodore Capital LP1,100,000$5.19M0.32%00.0%Unchanged
StemPoint Capital LP1,278,444$6.03M1.81%+100,339+8.5%Added
Sofinnova Investments, Inc.1,533,883$7.24M0.60%+313,483+25.7%Added
VR Adviser, LLC1,563,952$7.38M0.39%00.0%Unchanged
Millennium Management LLC1,628,913$7.69M0.01%+930,596+133.3%Added
Vanguard Group Inc2,553,710$12.1M0.00%+187,653+7.9%Added
Bain Capital Life Sciences Investors, LLC2,760,888$13.0M1.36%+1,110,924+67.3%Added
Adage Capital Partners GP, L.L.C.3,036,645$14.3M0.03%00.0%Unchanged
T. Rowe Price Investment Management, Inc.3,673,724$17.3M0.01%−204,486−5.3%Reduced
Fred Alger Management, LLC4,119,394$19.4M0.09%+1,596,512+63.3%Added
BlackRock, Inc.4,793,484$22.6M0.00%+4,793,484New
Jennison Associates LLC5,632,681$26.6M0.02%+86,214+1.6%Added
Alkeon Capital Management LLC0$00.00%−2,618,000−100.0%Sold out
Polar Capital Holdings Plc0$00.00%−1,253,500−100.0%Sold out
Perceptive Advisors LLC0$00.00%−585,045−100.0%Sold out
Lynx1 Capital Management LP0$00.00%−492,103−100.0%Sold out
Deerfield Management Company, L.P. (Series C)0$00.00%−464,252−100.0%Sold out
Ghost Tree Capital, LLC0$00.00%−370,899−100.0%Sold out
Artisan Partners Limited Partnership0$00.00%−327,397−100.0%Sold out
Exome Asset Management LLC0$00.00%−300,200−100.0%Sold out
Woodline Partners LP0$00.00%−242,981−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−194,037−100.0%Sold out
Westwood Holdings Group Inc.0$00.00%−170,129−100.0%Sold out
Rafferty Asset Management, LLC0$00.00%−103,582−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−95,200−100.0%Sold out
AlphaCentric Advisors LLC0$00.00%−70,000−100.0%Sold out
Swiss National Bank0$00.00%−66,500−100.0%Sold out
Verition Fund Management LLC0$00.00%−57,626−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−49,563−100.0%Sold out
Nan Fung Group Holdings Ltd0$00.00%−47,150−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−31,100−100.0%Sold out
Nomura Holdings Inc0$00.00%−23,057−100.0%Sold out
HighVista Strategies LLC0$00.00%−22,208−100.0%Sold out
Group One Trading, L.P.0$00.00%−20,669−100.0%Sold out
Bayesian Capital Management, LP0$00.00%−20,583−100.0%Sold out
State of Wisconsin Investment Board0$00.00%−20,191−100.0%Sold out
Janus Henderson Group PLC0$00.00%−19,400−100.0%Sold out
Profund Advisors LLC0$00.00%−19,250−100.0%Sold out
Franklin Resources Inc0$00.00%−18,904−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−18,727−100.0%Sold out
Dimensional Fund Advisors LP0$00.00%−17,516−100.0%Sold out
Capstone Investment Advisors, LLC0$00.00%−17,245−100.0%Sold out
Harvest Investment Services, LLC0$00.00%−15,871−100.0%Sold out
Blair William & Co0$00.00%−12,650−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−9,600−100.0%Sold out
Quest Partners LLC0$00.00%−7,252−100.0%Sold out
Caption Management, LLC0$00.00%−3,889−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−589−100.0%Sold out
The PNC Financial Services Group, Inc.0$00.00%−479−100.0%Sold out
Russell Investments Group, Ltd.0$00.00%−224−100.0%Sold out
Quarry LP0$00.00%−207−100.0%Sold out
EverSource Wealth Advisors, LLC0$00.00%−72−100.0%Sold out
GAMMA Investing LLC0$00.00%−12−100.0%Sold out
BlackRock Inc.––––Not filed