Cabaletta BioCABA

13F holders, Q4 2024 (December 31)
108holders −12
20new positions
36sold out
5famous investors
$2.27avg. 13F price*

At the end of Q4 2024, 108 institutions reported holding Cabaletta Bio Inc. (CABA) in their 13F filings, down 12 from Q3 2024. 20 opened new positions and 36 sold out. The largest holders were T. Rowe Price Investment Management, Inc. ($9.2M), Adage Capital Partners Gp, L.L.C. ($8.3M) and BlackRock, Inc. ($7.7M). 5 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Cabaletta Bio Inc.
CUSIP
12674W109
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200 Q1 2024: 159Q1 2024Q2 2024: 142Q2 2024Q3 2024: 120Q3 2024Q4 2024: 108Q4 2024Q1 2025: 92Q1 2025Q2 2025: 86Q2 2025Q3 2025: 75Q3 2025Q4 2025: 95Q4 2025Q1 2026: 108Q1 2026Q2 2026: 139Q2 2026

Total Exit/New Position Q3 2024 → Q4 2024

InstitutionsTotal Value
New Positions20$2.6M
Exits36$39.3M

All 13F filers, Q3 2024 → Q4 2024: 7,060,064 shares bought and 16,938,154 shares sold, net −9,878,090 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 108 holders

T. Rowe Price Investment Management, Inc. 0.01% Add +10.9% 4,074,006 $9.2M
Adage Capital Partners Gp, L.L.C. 0.01% Add +19.7% 3,634,473 $8.3M
BlackRock, Inc. 0.00% Reduce -29.1% 3,397,260 $7.7M
Vanguard Group Inc. 0.00% Add +12.3% 2,867,722 $6.5M
Bain Capital Life Sciences Investors, LLC 0.74% No change 2,760,888 $6.3M
Jennison Associates LLC 0.00% Reduce -55.4% 2,512,053 $5.7M
Fred Alger Management, LLC 0.03% Reduce -43.8% 2,316,224 $5.3M
Morgan Stanley 0.00% Add +73.6% 1,439,165 $3.3M
Point72 Asset Management 0.01% Add +89.7% 1,265,882 $2.9M
Geode Capital Management, LLC 0.00% Add +1.5% 1,110,702 $2.5M
State Street Corp. 0.00% Add +4.7% 937,978 $2.1M
Two Sigma Advisers, LP 0.00% Add +195.8% 831,900 $1.9M
Superstring Capital Management LP 1.64% Add +523.9% 822,293 $1.9M
Two Sigma Investments, LP 0.00% Add +78.8% 751,894 $1.7M
Bank of America Corp. 0.00% Add +14.2% 546,461 $1.2M
T. Rowe Price Associates Inc. 0.00% Reduce -5.2% 524,087 $1.2M
Millennium Management 0.00% Reduce -68.6% 511,613 $1.2M
Goldman Sachs Group Inc. 0.00% Add +59.2% 511,515 $1.2M
Integral Health Asset Management, LLC 0.10% Add +11.1% 500,000 $1.1M
Acadian Asset Management LLC 0.00% Add +94.3% 500,264 $1.1M
UBS Group AG 0.00% Add +1808.1% 434,557 $986K
Nuveen Asset Management, LLC 0.00% No change 434,389 $986K
Susquehanna International Group, LLP 0.00% Add +1749.7% 431,935 $980K
Northern Trust Corp. 0.00% Reduce -1.5% 382,155 $867K
Prudential Financial Inc. 0.00% No change 286,810 $651K
AXA S.A. 0.00% Reduce -0.2% 270,423 $614K
JPMorgan Chase & Co. 0.00% Reduce -7.3% 259,392 $589K
Atle Fund Management AB 0.26% Add +46.8% 247,454 $554K
Renaissance Technologies 0.00% New 230,161 $522K
Cubist Systematic Strategies, LLC 0.01% Reduce -62.0% 217,802 $494K
Raiffeisen Bank International AG 0.01% — 220,000 $493K
Marshall Wace, LLP 0.00% Reduce -31.9% 193,225 $439K
BIT Capital GmbH 0.04% New 190,000 $431K
Wellington Management Group LLP 0.00% Add +14.7% 180,157 $409K
Panagora Asset Management Inc. 0.00% Reduce -45.7% 173,518 $394K
MYDA Advisors LLC 0.11% New 171,200 $389K
Federated Hermes, Inc. 0.00% Add +37876.0% 147,347 $334K
Bank of New York Mellon Corp 0.00% Reduce -10.7% 141,148 $320K
Jane Street Group, LLC 0.00% Reduce -24.8% 118,636 $269K
Walleye Capital LLC 0.00% Reduce -72.4% 110,988 $252K
Charles Schwab Investment Management Inc. 0.00% Reduce -13.2% 109,260 $248K
Cantor Fitzgerald, L. P. 0.01% New 100,000 $224K
Thrivent Financial for Lutherans 0.00% New 95,327 $216K
TD Asset Management Inc 0.00% No change 88,600 $201K
Bridgeway Capital Management, LLC 0.00% New 87,675 $199K
TCG Crossover Management, LLC 0.02% No change 86,795 $197K
Aristides Capital LLC 0.05% New 75,400 $171K
Barclays PLC 0.00% Add +17.2% 71,617 $163K
Engineers Gate Manager LP 0.00% Add +243.0% 67,435 $153K
Royal Bank of Canada 0.00% Reduce -25.7% 64,742 $147K
Alliancebernstein L.P. 0.00% No change 64,630 $147K
Rhumbline Advisers 0.00% Add +4.7% 63,421 $144K
Manufacturers Life Insurance Company, The 0.00% Add +0.7% 56,271 $128K
Squarepoint Ops LLC 0.00% Reduce -65.0% 54,949 $125K
BNP Paribas Financial Markets 0.00% New 51,952 $118K
SG Americas Securities, LLC 0.00% Add +23.3% 43,259 $98K
LPL Financial LLC 0.00% Add +15.6% 42,386 $96K
Stifel Financial Corp. 0.00% New 41,626 $94K
Wells Fargo & Company 0.00% Add +67.3% 40,412 $92K
FMR LLC 0.00% Add +1360.0% 40,267 $91K
Envestnet Asset Management Inc. 0.00% Reduce -19.1% 38,904 $88K
Citigroup Inc. 0.00% Add +3.4% 35,754 $81K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +8.0% 25,446 $58K
Deutsche Bank AG 0.00% No change 22,361 $51K
Corebridge Financial, Inc. 0.00% Reduce -5.9% 22,306 $51K
Tudor Investment Corporation 0.00% New 20,604 $47K
Intech Investment Management LLC 0.00% Add +42.2% 20,203 $46K
HRT Financial LP 0.00% New 18,527 $42K
Vanguard Personalized Indexing Management, LLC 0.00% Add +81.0% 18,413 $42K
Avanza Fonder AB 0.00% — 17,605 $40K
Scientech Research LLC 0.01% New 16,999 $39K
D. E. Shaw & Co. 0.00% Reduce -51.1% 16,604 $38K
Miller Financial Services LLC 0.03% — 14,600 $33K
Voya Investment Management LLC 0.00% Reduce -4.7% 14,202 $32K
Invesco Ltd. 0.00% Reduce -2.7% 13,494 $31K
ProShare Advisors LLC 0.00% Add +12.2% 12,637 $29K
Police & Firemen's Retirement System of New Jersey 0.00% — 12,628 $29K
Tower Research Capital LLC (TRC) 0.00% Add +13.6% 12,602 $29K
Sei Investments Co. 0.00% No change 12,206 $28K
Point72 (DIFC) Ltd 0.00% Add +68.2% 11,755 $27K
Prelude Capital Management, LLC 0.00% New 11,001 $25K
Certuity, LLC 0.00% New 10,000 $23K
NewEdge Advisors, LLC 0.00% New 4,250 $10K
Legal & General Group Plc 0.00% No change 3,961 $9K
Jones Financial Companies LLLP 0.00% New 3,610 $8K
Ameritas Investment Partners, Inc. 0.00% No change 3,452 $8K
California State Teachers Retirement System 0.00% No change 3,338 $8K
Truvestments Capital LLC 0.00% Add +204.3% 2,331 $5K
Comerica Bank 0.00% Add +495.6% 1,739 $4K
Russell Investments Group, Ltd. 0.00% New 1,574 $4K
Amalgamated Bank 0.00% No change 1,175 $3K
Sterling Capital Management LLC 0.00% Add +916.4% 1,179 $3K
New York State Common Retirement Fund 0.00% No change 990 $2K
Nisa Investment Advisors, LLC 0.00% Add +14.8% 931 $2K
Private Trust Co. NA 0.00% Reduce -18.4% 712 $2K
WR Wealth Planners, LLC 0.00% Add +4.3% 417 $947
R Squared Ltd 0.00% — 380 $863
Federation des caisses Desjardins du Quebec 0.00% No change 340 $772
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Reduce -81.1% 151 $343
Beaird Harris Wealth Management, LLC 0.00% No change 79 $180
PNC Financial Services Group, Inc. 0.00% New 72 $163
Bogart Wealth, LLC 0.00% No change 50 $114
Quantbot Technologies LP 0.00% New 19 $43
SBI Securities Co., Ltd. 0.00% — 16 $36
Lazard Asset Management LLC 0.00% No change 57 $0
Cwm, LLC 0.00% Reduce -76.2% 5 $0
Capital Advisors, Ltd. LLC 0.00% No change 81 $0
Covestor Ltd 0.00% Add +9.1% 12 $0

"% of holder's portfolio" is CABA's weight in each manager's 13F, not the share of Cabaletta Bio Inc. the manager owns.