Cabaletta Bio Inc (CABA) Ownership

13.88 ↑0.19 (1.39%)
As of November 29, 2023, 3:59pm EST.

Institutional Ownership

Fred Alger Management, LLC is the biggest individual institutional holder of Cabaletta Bio Inc (CABA), owning a total of 4.3 million shares. Combined, the top 42 institutional holders of CABA own 116.83% of the company with a total of 44 million shares.

In the latest ownership report on September 30th 2023, the top 42 institutional holders increased their combined ownership of CABA by 3.2 million shares. 7 institutions bought 3,888,042 total additional shares and increased their ownership by an average of 43.32%. However 2 institutions sold 725,940 total shares and decreased their ownership by an average of 16.78%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of Cabaletta Bio increased by a net total of 3,162,102 in the latest quarter.

Institution Ownership Chart

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Latest Institutional Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Fred Alger Management, LLC10.592%-6.854%4,259,455-313,4312023-09-30
Adage Capital Partners Gp LLC8.123%0.000%3,266,64502023-09-30
Cormorant Asset Management, LLC7.160%29.602%2,879,424657,6852023-09-30
COMMODORE CAPITAL LP6.281%6.654%2,525,753157,5672023-09-30
Deerfield Management Co5.819%0.000%2,340,11802023-09-30
Bain Capital Life Sciences Investors, LLC4.973%0.000%2,000,00002023-09-30
Vanguard Group Inc4.894%14.324%1,968,108246,5962023-09-30
Baker Bros Advisors LP3.964%0.000%1,594,00002023-09-30
State Street Corporation3.812%232.146%1,532,8421,071,3452023-09-30
Jennison Associates LLC3.537%20.482%1,422,367241,8032023-09-30
Holocene Advisors, LP2.942%0.000%1,183,0461,183,0462023-09-30
Perceptive Advisors LLC2.816%-26.700%1,132,491-412,5092023-09-30
TCG Crossover Management, LLC1.211%0.000%486,79502023-09-30
Integral Health Asset Management, LLC0.821%0.000%330,000330,0002023-09-30

Top Institutions

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Fred Alger Management, LLC10.592%-6.854%4,259,455-313,4312023-09-30
Adage Capital Partners Gp LLC8.123%0.000%3,266,64502023-09-30
Cormorant Asset Management, LLC7.160%29.602%2,879,424657,6852023-09-30
COMMODORE CAPITAL LP6.281%6.654%2,525,753157,5672023-09-30
Deerfield Management Co5.819%0.000%2,340,11802023-09-30
5AM Venture Management, LLC7.115%0.000%2,064,26302022-06-30
Bain Capital Life Sciences Investors, LLC4.973%0.000%2,000,00002023-09-30
VR Adviser, LLC4.907%0.000%1,973,25102023-06-30
Vanguard Group Inc4.894%14.324%1,968,108246,5962023-09-30
Samlyn Capital, LLC6.617%8.587%1,919,907151,8242022-06-30
BlackRock Inc4.251%637.106%1,709,7181,477,7682023-06-30
Baker Bros Advisors LP3.964%0.000%1,594,00002023-09-30
State Street Corporation3.812%232.146%1,532,8421,071,3452023-09-30
Jennison Associates LLC3.537%20.482%1,422,367241,8032023-09-30
Redmile Group, LLC3.407%399.650%1,370,2991,096,0472023-06-30
Citadel Advisors Llc4.324%-14.956%1,254,479-220,6212022-06-30
Holocene Advisors, LP2.942%0.000%1,183,0461,183,0462023-09-30
Perceptive Advisors LLC2.816%-26.700%1,132,491-412,5092023-09-30
Amvescap Plc.2.131%0.000%856,889856,8892023-06-30
Renaissance Technologies Corp2.359%105.212%687,461352,4612022-09-30
Boxer Capital LLC1.357%0.000%540,00002023-06-30
Geode Capital Management, LLC1.250%128.668%502,727282,8772023-06-30
Blackstone Inc1.253%-3.059%498,779-15,7412023-06-30
TCG Crossover Management, LLC1.211%0.000%486,79502023-09-30
Millennium Management LLC0.923%-35.141%371,070-201,0492023-06-30
Privium Fund Management (UK) Ltd1.137%0.000%331,218331,2182022-09-30
Integral Health Asset Management, LLC0.821%0.000%330,000330,0002023-09-30
Marshall Wace Asset Management Ltd0.828%533.607%329,292277,3212023-03-31
Eversept Partners, LLC0.713%-49.529%282,874-277,5922022-12-31
Susquehanna International Group, LLP0.667%47.424%265,35585,3612023-03-31
Velan Capital Investment Management LP0.628%0.000%250,00002023-06-30
DLD Asset Management, LP0.850%0.000%246,500246,5002022-06-30
Northern Trust Corp0.539%434.242%214,482174,3352023-06-30
Morgan Stanley - Brokerage Accounts0.510%1.100%202,3562,2012023-03-31
Two Sigma Advisers, LLC0.639%0.652%185,3001,2002022-06-30
Bridgeway Capital Management, LLC0.561%-22.129%175,951-50,0002022-12-31
Ikarian Capital, LLC0.579%-82.146%168,623-775,8082022-09-30
Kynam Capital Management, LP0.562%-68.646%165,486-362,3192022-12-31
Acadian Asset Management LLC0.506%0.000%147,48002022-09-30
Piper Jaffray & Co0.500%0.000%145,000145,0002022-06-30
Harbor Capital Advisors Inc0.493%27.144%143,62930,6632022-09-30
JANE STREET GROUP, LLC0.287%648.136%83,47772,3192022-09-30

Mutual Fund Ownership

Alger Small Cap Focus I is the biggest individual fund holder of Cabaletta Bio Inc (CABA), owning a total of 3.2 million shares. Combined, the top 54 mutual fund holders of CABA own 46.18% of the company with a total of 18.2 million shares.

In the latest ownership report on October 31st 2023, the top 54 fund holders increased their combined ownership of CABA by 29 thousand shares. 4 funds bought 29,750 total additional shares and increased their ownership by an average of 2.82%. However 1 funds sold 957 total shares and decreased their ownership by an average of 0.1%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Cabaletta Bio increased by a net total of 28,793 in the latest report.

Mutual Funds Chart

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Latest Mutual Fund Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard Total Stock Mkt Idx Inv2.916%0.000%1,172,82102023-10-31
SPDR® S&P Biotech ETF2.455%-0.097%987,453-9572023-10-31
PGIM Jennison Health Sciences Z2.258%0.000%908,08302023-10-31
iShares Russell 2000 ETF1.985%1.005%798,3437,9462023-10-31
Invesco Dorsey Wright SmallCap Momt ETF1.473%0.000%592,23602023-10-31
Vanguard Institutional Extnd Mkt Idx Tr1.235%1.070%496,4715,2542023-10-31
iShares Russell 2000 Growth ETF0.651%0.479%261,9641,2482023-10-31
Invesco Dorsey Wright Healthcare MomtETF0.584%0.000%234,80202023-10-31
State St Russell Sm/Mid Cp® Indx NL Cl C0.474%8.729%190,60215,3022023-10-31

Top Mutual Funds

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Alger Small Cap Focus I8.009%0.000%3,220,95002023-08-31
Alger Small Cap Focus Composite8.009%0.000%3,220,95002023-08-31
Vanguard Total Stock Mkt Idx Inv2.916%0.000%1,172,82102023-10-31
SPDR® S&P Biotech ETF2.455%-0.097%987,453-9572023-10-31
PGIM Jennison Health Sciences Z2.258%0.000%908,08302023-10-31
Jennison Health Sciences Equity2.258%11.662%908,08394,8392023-09-30
Invesco DWA SmallCap Momentum ETF2.147%0.000%854,18502023-07-31
iShares Russell 2000 ETF1.985%1.005%798,3437,9462023-10-31
Vanguard Instl Ttl Stck Mkt Idx Tr1.860%24.312%748,163146,3212023-03-31
Invesco Dorsey Wright SmallCap Momt ETF1.473%0.000%592,23602023-10-31
Vanguard Institutional Extnd Mkt Idx Tr1.235%1.070%496,4715,2542023-10-31
Vanguard Extended Market Index Investor0.892%0.804%355,0322,8312023-08-31
Alger Small Cap Growth B0.683%0.000%274,65202023-08-31
iShares Russell 2000 Growth ETF0.651%0.479%261,9641,2482023-10-31
Fidelity® Small Cap Index0.584%1.493%234,8853,4562023-08-31
Invesco Dorsey Wright Healthcare MomtETF0.584%0.000%234,80202023-10-31
Victory Science & Technology0.523%15.747%210,21028,5992023-09-30
Alger Small Cap Focus I US0.492%0.000%197,85202023-06-30
State St Russell Sm/Mid Cp® Indx NL Cl C0.474%8.729%190,60215,3022023-10-31
Fidelity® Extended Market Index0.447%33.599%179,56545,1592023-09-30
iShares Biotechnology ETF0.605%-0.154%175,614-2702022-11-30
Alger Dynamic Opportunities Composite0.361%0.413%145,3555982023-08-31
Alger Dynamic Opportunities A0.361%0.413%145,3555982023-08-31
Harbor Disruptive Innovation Instl0.461%25.283%134,34327,1112022-09-30
Alger Small Cap Growth I-20.306%0.000%123,04402023-08-31
Direxion Daily S&P Biotech Bull 3X ETF0.297%0.477%118,1505612023-09-28
Alger Small Cap Growth Composite0.287%0.000%114,37502023-06-30
Alger Small Cap Growth Institutional I0.287%0.000%114,37502023-06-30
Bridgeway Ultra-Small Company Market0.271%0.000%107,73002023-03-31
State St Russell Sm Cap® Indx NL Cl C0.237%0.000%94,30002023-07-31
Dimensional US Small Cap ETF0.169%0.000%67,11002023-06-30
Alger 35 Z0.211%81.759%66,24229,7972023-02-28
Alger 35 Composite0.211%81.759%66,24229,7972023-02-28
Alger Mid Cap 40 ETF0.167%-3.159%66,227-2,1602023-04-30
Bridgeway Ultra-Small Company0.160%0.000%63,62102023-03-31
Alger Mid Cap 40 Composite0.159%81.639%63,18528,3992023-01-31
BlackRock Extended Mkt Composite0.145%0.000%57,40502023-03-31
BlackRock Extended Equity Market K0.125%-1.153%49,732-5802023-03-31
Alger Dynamic Opportunities I-3US0.147%-28.411%46,075-18,2852023-02-28
iShares Micro-Cap ETF0.147%0.000%45,92002023-03-31
Dimensional US Targeted Value ETF0.155%0.000%45,60702023-02-28
Fidelity® Total Market Index0.151%0.000%44,39802023-01-31
USAA Small Cap Stock0.127%0.000%37,00502022-09-30
Alger 35 ETF0.095%0.000%28,04628,0462022-12-31
Fidelity® Series Total Market Index0.095%0.000%27,82002023-01-31
iShares Nasdaq US Biotech ETF USD Acc0.074%4.212%21,5528712022-11-30
Vanguard Balanced Index Inv0.065%0.000%18,79202023-01-31
Vanguard Instl Ttl Stk Mkt Idx InstlPls0.062%0.000%18,08302023-01-31
NT Ext Equity Mkt Idx Fd - L0.058%41.178%16,7624,8892022-12-31
Northern Trust Extended Eq Market Idx0.058%41.178%16,7624,8892022-12-31
NT Ext Equity Mkt Idx Fd - NL0.053%0.000%15,43802022-12-31
Fidelity® NASDAQ Composite Index®0.049%0.000%14,38802022-12-31
State St US Extended Mkt Indx NL Cl C0.043%0.000%12,60002022-12-31
SSgA U.S. Extended Market Index Class I0.043%0.000%12,60002022-12-31

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