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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, Q2 2024

Institutional positions in Cabaletta Bio, Inc. as of Jun 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
142
−16 vs. Q1 2024
Shares held
50.8M
−215.5K (−0.4%) vs. Q1 2024
Total value
$380.0M
−$490.4M (−56.3%) vs. Q1 2024
New holders
19
54 more added
Sold out
35
49 more reduced

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 142 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 heldQ2 2024: $380.0M
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, Q2 2024

Shares, value and share of portfolio for each institution holding Cabaletta Bio, Inc.; share changes are against Q1 2024.

Institutions holding CABA in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Woodline Partners LP242,981$1.82M0.02%+318+0.1%Added
AXA S.A.270,778$2.03M0.01%+92,616+52.0%Added
E Fund Management Co., Ltd.286,424$2.14M0.12%+269,675+1,610.1%Added
Prudential Financial Inc286,810$2.15M0.00%+217,590+314.3%Added
Morgan Stanley295,509$2.21M0.00%−590,195−66.6%Reduced
Jane Street Group, LLC296,615$2.22M0.00%+245,896+484.8%Added
Panagora Asset Management Inc299,801$2.24M0.01%+299,801New
Exome Asset Management LLC300,200$2.25M2.00%+300,200New
Qube Research & Technologies Ltd303,326$2.27M0.00%−131,174−30.2%Reduced
Northern Trust Corp306,408$2.29M0.00%+2,247+0.7%Added
Squarepoint Ops LLC315,379$2.36M0.01%+272,948+643.3%Added
Citadel Advisors LLC319,546$2.39M0.00%+317,305+14,159.1%Added
Artisan Partners Limited Partnership327,397$2.45M0.00%−7,416−2.2%Reduced
Marshall Wace, LLP330,187$2.47M0.00%+159,000+92.9%Added
Ghost Tree Capital, LLC370,899$2.77M0.97%−4,101−1.1%Reduced
Two Sigma Investments, LP395,437$2.96M0.01%+358,763+978.2%Added
Goldman Sachs Group Inc395,823$2.96M0.00%−29,351−6.9%Reduced
UBS Asset Management Americas Inc403,136$3.02M0.00%+390,215+3,020.0%Added
Integral Health Asset Management, LLC425,000$3.18M0.32%00.0%Unchanged
Redmile Group, LLC442,826$3.31M0.20%00.0%Unchanged
Deerfield Management Company, L.P. (Series C)464,252$3.47M0.06%−794,398−63.1%Reduced
Lynx1 Capital Management LP492,103$3.68M1.33%−1,590,870−76.4%Reduced
Price T Rowe Associates Inc582,275$4.36M0.00%−30,123−4.9%Reduced
Perceptive Advisors LLC585,045$4.38M0.11%−1,131,615−65.9%Reduced
Victory Capital Management Inc634,217$4.74M0.00%+262,594+70.7%Added
Millennium Management LLC698,317$5.22M0.00%+238,950+52.0%Added
JPMorgan Chase & Co956,689$7.16M0.00%+933,034+3,944.3%Added
Geode Capital Management, LLC970,573$7.26M0.00%+197,483+25.5%Added
Commodore Capital LP1,100,000$8.23M0.56%00.0%Unchanged
StemPoint Capital LP1,178,105$8.81M2.59%+174,189+17.4%Added
Sofinnova Investments, Inc.1,220,400$9.13M0.58%+790,654+184.0%Added
Polar Capital Holdings Plc1,253,500$9.38M0.06%+3,500+0.3%Added
VR Adviser, LLC1,563,952$11.7M0.75%00.0%Unchanged
Bain Capital Life Sciences Investors, LLC1,649,964$12.3M1.35%+32,600+2.0%Added
State Street Corp2,005,801$15.0M0.00%−1,735,659−46.4%Reduced
Vanguard Group Inc2,366,057$17.7M0.00%+89,835+3.9%Added
Fred Alger Management, LLC2,522,882$18.9M0.09%−587,432−18.9%Reduced
Alkeon Capital Management LLC2,618,000$19.6M0.10%+2,118,000+423.6%Added
Adage Capital Partners GP, L.L.C.3,036,645$22.7M0.04%00.0%Unchanged
T. Rowe Price Investment Management, Inc.3,878,210$29.0M0.02%+1,407,717+57.0%Added
BlackRock Inc.4,756,219$35.6M0.00%+699,106+17.2%Added
Jennison Associates LLC5,546,467$41.5M0.03%+2,123,483+62.0%Added
Cormorant Asset Management, LP0$00.00%−1,100,000−100.0%Sold out
Duquesne Family Office LLCSuperinvestorDuquesne Family Office0$00.00%−417,000−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−282,651−100.0%Sold out
Candriam Luxembourg S.C.A.0$00.00%−200,000−100.0%Sold out
Saturn V Capital Management LLC0$00.00%−173,173−100.0%Sold out
Neuberger Berman Group LLC0$00.00%−164,605−100.0%Sold out
Cutter Capital Management, LP0$00.00%−157,964−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−137,538−100.0%Sold out
Renaissance Technologies LLC0$00.00%−59,000−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−53,342−100.0%Sold out
Octagon Capital Advisors LP0$00.00%−52,000−100.0%Sold out
Blackstone Group Inc.0$00.00%−46,780−100.0%Sold out
Churchill Management Corp0$00.00%−46,606−100.0%Sold out
Cinctive Capital Management LP0$00.00%−34,592−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−33,973−100.0%Sold out
Polar Asset Management Partners Inc.0$00.00%−27,900−100.0%Sold out
HAP Trading, LLC0$00.00%−24,070−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−21,314−100.0%Sold out
Options Solutions, LLC0$00.00%−20,956−100.0%Sold out
Teachers Retirement System of the State of Kentucky0$00.00%−17,905−100.0%Sold out
Denali Advisors LLC0$00.00%−17,300−100.0%Sold out
American International Group, Inc.0$00.00%−16,971−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−16,111−100.0%Sold out
Baker Bros. Advisors LP0$00.00%−13,331−100.0%Sold out
AQR Capital Management LLC0$00.00%−12,311−100.0%Sold out
Chartwell Investment Partners, LLC0$00.00%−10,367−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−10,300−100.0%Sold out
ADAR1 Capital Management, LLC0$00.00%−8,900−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−8,641−100.0%Sold out
First Manhattan Co0$00.00%−2,600−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−2,021−100.0%Sold out
Quantbot Technologies LP0$00.00%−300−100.0%Sold out
Fortitude Family Office, LLC0$00.00%−262−100.0%Sold out
CIBC Private Wealth Group, LLC0$00.00%−200−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−7−100.0%Sold out
Credit Suisse AG––––Not filed