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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 2023

Institutional positions in Cabaletta Bio, Inc. as of Jun 30, 2023. 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
84
+12 vs. Q1 2023
Shares held
36.4M
+11.8M (+47.9%) vs. Q1 2023
Total value
$470.5M
+$266.6M (+130.8%) vs. Q1 2023
New holders
29
29 more added
Sold out
17
13 more reduced

Compare with Q1 2023: 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 2023: 84 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 2023: $470.5M
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 2023

Shares, value and share of portfolio for each institution holding Cabaletta Bio, Inc.; share changes are against Q1 2023.

Institutions holding CABA in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Fred Alger Management, LLC4,572,886$59.0M0.30%+557,576+13.9%Added
Adage Capital Partners GP, L.L.C.3,266,645$42.2M0.09%+725,000+28.5%Added
Commodore Capital LP2,368,186$30.6M3.44%+533,186+29.1%Added
Deerfield Management Company, L.P. (Series C)2,340,118$30.2M0.64%+1,875,866+404.1%Added
Cormorant Asset Management, LP2,221,739$28.7M1.63%+400,000+22.0%Added
Lynx1 Capital Management LP2,181,377$28.2M18.45%−273,250−11.1%Reduced
Bain Capital Life Sciences Investors, LLC2,000,000$25.8M2.66%+2,000,000New
VR Adviser, LLC1,973,251$25.5M4.07%00.0%Unchanged
Vanguard Group Inc1,721,512$22.2M0.00%+607,569+54.5%Added
BlackRock Inc.1,709,718$22.1M0.00%+1,477,768+637.1%Added
Baker Bros. Advisors LP1,594,000$20.6M0.12%+250,000+18.6%Added
Perceptive Advisors LLC1,545,000$19.9M0.58%+820,223+113.2%Added
Redmile Group, LLC1,370,299$17.7M0.68%+1,096,047+399.6%Added
Jennison Associates LLC1,180,564$15.2M0.01%+400,000+51.2%Added
Invesco Ltd.856,889$11.1M0.00%+856,889New
Boxer Capital, LLC540,000$6.97M0.32%00.0%Unchanged
Geode Capital Management, LLC502,727$6.49M0.00%+282,877+128.7%Added
Blackstone Group Inc.498,779$6.44M0.03%−15,741−3.1%Reduced
TCG Crossover Management, LLC486,795$6.28M1.03%00.0%Unchanged
State Street Corp461,497$5.96M0.00%+379,030+459.6%Added
Millennium Management LLC371,070$4.79M0.01%−201,049−35.1%Reduced
Velan Capital Investment Management LP250,000$3.23M3.03%00.0%Unchanged
Northern Trust Corp214,482$2.77M0.00%+174,335+434.2%Added
Morgan Stanley207,361$2.68M0.00%+5,005+2.5%Added
Prudential Financial Inc186,755$2.41M0.00%+186,755New
Rokos Capital Management LLP173,850$2.25M0.05%+173,850New
Dimensional Fund Advisors LP134,757$1.74M0.00%00.0%Unchanged
Bank of New York Mellon Corp125,296$1.62M0.00%+99,555+386.8%Added
Affinity Asset Advisors, LLC125,000$1.61M0.64%+125,000New
First Manhattan Co117,600$1.52M0.01%+117,600New
Royal Bank of Canada115,805$1.50M0.00%+14,707+14.5%Added
Marshall Wace, LLP85,696$1.11M0.00%−243,596−74.0%Reduced
Nuveen Asset Management, LLC82,068$1.06M0.00%+82,068New
UBS Oconnor LLC81,332$1.05M0.02%+36,332+80.7%Added
Renaissance Technologies LLC77,700$1.00M0.00%−35,100−31.1%Reduced
Charles Schwab Investment Management Inc68,549$885.0K0.00%+58,471+580.2%Added
Victory Capital Management Inc59,670$770.3K0.00%+59,670New
Bridgeway Capital Management, LLC50,621$653.5K0.02%−125,330−71.2%Reduced
Two Sigma Investments, LP45,991$593.7K0.00%−38,681−45.7%Reduced
Nan Fung Group Holdings Ltd41,123$530.9K0.34%+41,123New
Gsa Capital Partners LLP38,919$502.0K0.05%+38,919New
Veritable, L.P.37,245$480.8K0.01%00.0%Unchanged
LPL Financial LLC31,603$408.0K0.00%+6,823+27.5%Added
Rhumbline Advisers28,980$374.1K0.00%+28,980New
Bank of America Corp25,498$329.2K0.00%+16,647+188.1%Added
Envestnet Asset Management Inc25,461$328.7K0.00%+4,568+21.9%Added
First Republic Investment Management, Inc.23,455$302.8K0.00%−9,610−29.1%Reduced
JPMorgan Chase & Co20,464$264.2K0.00%+19,831+3,132.9%Added
UBS Group AG14,920$192.6K0.00%+13,300+821.0%Added
American Century Companies Inc13,873$179.1K0.00%+13,873New
Wells Fargo & Company13,736$177.3K0.00%+11,683+569.1%Added
MetLife Investment Management13,569$175.2K0.00%+13,569New
Mirae Asset Global Investments Co., Ltd.13,000$167.8K0.00%+13,000New
Price T Rowe Associates Inc12,591$163.0K0.00%+12,591New
American International Group, Inc.12,311$158.9K0.00%+12,311New
Deutsche Bank AG11,443$147.7K0.00%+11,443New
Alliancebernstein L.P.11,100$143.3K0.00%+11,100New
Manufacturers Life Insurance Company, The10,489$135.4K0.00%+10,489New
Squarepoint Ops LLC10,419$134.5K0.00%−46,645−81.7%Reduced
Voya Investment Management LLC10,209$131.8K0.00%+10,209New
New York State Common Retirement Fund10,000$129.1K0.00%+10,000New
California State Teachers Retirement System8,508$109.8K0.00%+8,508New
Citigroup Inc7,617$98.3K0.00%−38,135−83.4%Reduced
Barclays PLC5,096$65.8K0.00%−62,102−92.4%Reduced
Advisor Group Holdings, Inc.4,243$54.8K0.00%−2,398−36.1%Reduced
Amalgamated Bank3,726$48.0K0.00%+3,726New
Legal & General Group Plc3,031$39.1K0.00%+3,031New
Lazard Asset Management LLC3,127$39.0K0.00%+100+3.3%Added
Ameritas Investment Partners, Inc.2,112$27.3K0.00%+2,112New
Metropolitan Life Insurance Co1,406$18.2K0.00%+1,406New
WR Wealth Planners, LLC900$11.6K0.00%00.0%Unchanged
Endurance Wealth Management, Inc.800$11.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)817$10.5K0.00%−4,205−83.7%Reduced
The PNC Financial Services Group, Inc.714$9.22K0.00%+138+24.0%Added
Private Trust Co NA497$6.42K0.00%+129+35.1%Added
Federation des caisses Desjardins du Quebec340$4.39K0.00%00.0%Unchanged
Foster Dykema Cabot & Co Inc309$4.00K0.00%+309New
Federated Hermes, Inc.273$3.52K0.00%+273New
Impact Partnership Wealth, LLC273$3.52K0.00%+273New
FMR LLC237$3.06K0.00%+223+1,592.9%Added
Beaird Harris Wealth Management, LLC79$1.02K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC81$1.00K0.00%00.0%Unchanged
Bogart Wealth, LLC50$6460.00%00.0%Unchanged
NewSquare Capital LLC10$1290.00%00.0%Unchanged
Susquehanna International Group, LLP0$00.00%−265,355−100.0%Sold out
Goldman Sachs Group Inc0$00.00%−161,596−100.0%Sold out
Jane Street Group, LLC0$00.00%−103,791−100.0%Sold out
HRT Financial LP0$00.00%−100,224−100.0%Sold out
Caxton Corp0$00.00%−40,581−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−36,457−100.0%Sold out
Citadel Advisors LLC0$00.00%−21,197−100.0%Sold out
683 Capital Management, LLC0$00.00%−17,000−100.0%Sold out
Concorde Asset Management, LLC0$00.00%−15,800−100.0%Sold out
LMR Partners LLP0$00.00%−13,422−100.0%Sold out
Man Group plc0$00.00%–Sold out
Boothbay Fund Management, LLC0$00.00%−12,528−100.0%Sold out
Diametric Capital, LP0$00.00%−10,966−100.0%Sold out
Trexquant Investment LP0$00.00%−10,511−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−5,243−100.0%Sold out
Point72 Middle East FZE0$00.00%−3,742−100.0%Sold out