CABA Insider Trading

Insider Ownership Percentage: 11.25%
Insider Buying (Last 12 Months): $286,210.51
Insider Selling (Last 12 Months): $0.00

Cabaletta Bio Insider Trading History Chart

This chart shows the insider buying and selling history at Cabaletta Bio by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Cabaletta Bio Share Price & Price History

Current Price: $3.17
Price Change: Price Decrease of -0.01 (-0.31%)
As of 03/6/2026 05:00 PM ET

This chart shows the closing price history over time for CABA up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Cabaletta Bio Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
1/21/2026David J ChangInsiderBuy8,800$2.26$19,888.008,800View SEC Filing Icon  
1/21/2026Gwendolyn BinderInsiderBuy11,312$2.19$24,773.2831,312View SEC Filing Icon  
1/21/2026Mark SimonDirectorBuy11,061$2.28$25,219.08147,205View SEC Filing Icon  
1/21/2026Michael GerardGeneral CounselBuy6,600$2.27$14,982.006,600View SEC Filing Icon  
1/21/2026Shawn TomaselloDirectorBuy22,725$2.21$50,222.2522,725View SEC Filing Icon  
1/21/2026Steve GavelInsiderBuy22,170$2.27$50,325.9022,170View SEC Filing Icon  
1/21/2026Steven NichtbergerCEOBuy45,000$2.24$100,800.001,031,483View SEC Filing Icon  
1/19/2024Gwendolyn BinderInsiderSell11,000$19.59$215,490.0020,000View SEC Filing Icon  
12/19/2023Gwendolyn BinderInsiderSell11,000$21.89$240,790.0020,000View SEC Filing Icon  
10/19/2023Gwendolyn BinderInsiderSell11,000$13.36$146,960.0020,000View SEC Filing Icon  
9/19/2023Gwendolyn BinderInsiderSell11,000$17.57$193,270.0020,000View SEC Filing Icon  
8/21/2023Gwendolyn BinderInsiderSell11,000$13.42$147,620.0020,000View SEC Filing Icon  
7/19/2023Gwendolyn BinderInsiderSell11,000$13.82$152,020.0020,000View SEC Filing Icon  
6/20/2023Gwendolyn BinderInsiderSell11,000$12.99$142,890.0020,000View SEC Filing Icon  
5/19/2023Gwendolyn BinderInsiderSell22,000$11.81$259,820.0020,000View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Cabaletta Bio (NASDAQ:CABA)

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at CABA by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Cabaletta Bio Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/19/2026T. Rowe Price Investment Management Inc.9,858,257$21.59M0.0%+17.9%10.241%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.189,195$0.41M0.0%+54.1%0.197%Search for SEC Filing on Google Icon
2/18/2026Mercer Global Advisors Inc. ADV26,510$58K0.0%N/A0.028%Search for SEC Filing on Google Icon
2/18/2026KVP Capital Advisors LP505,431$1.11M1.1%N/A0.525%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd155,387$0.34M0.0%-45.3%0.161%Search for SEC Filing on Google Icon
2/18/2026Ikarian Capital LLC900,000$1.97M0.2%N/A0.935%Search for SEC Filing on Google Icon
2/18/2026Superstring Capital Management LP2,253,550$4.94M2.6%+45.9%2.341%Search for SEC Filing on Google Icon
2/18/2026Quadrature Capital Ltd66,377$0.15M0.0%+54.7%0.069%Search for SEC Filing on Google Icon
2/18/2026Opaleye Management Inc.900,000$1.97M0.3%+11.3%0.935%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC2,736,912$5.99M0.0%+298.5%2.843%Search for SEC Filing on Google Icon
2/18/2026Cormorant Asset Management LP4,400,000$9.64M0.4%-12.0%4.571%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.51,552$0.11M0.0%N/A0.054%Search for SEC Filing on Google Icon
2/18/2026Boothbay Fund Management LLC243,445$0.53M0.0%N/A0.253%Search for SEC Filing on Google Icon
2/18/2026Bridgeway Capital Management LLC130,675$0.29M0.0%+36.6%0.136%Search for SEC Filing on Google Icon
2/18/2026683 Capital Management LLC388,562$0.85M0.0%N/A0.404%Search for SEC Filing on Google Icon
2/17/2026Schonfeld Strategic Advisors LLC1,204,070$2.64M0.0%+15.3%1.251%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD1,093,959$2.40M0.0%-15.5%1.136%Search for SEC Filing on Google Icon
2/17/2026T. Rowe Price Investment Management Inc.4,004,046$8.77M0.0%-52.1%4.160%Search for SEC Filing on Google Icon
2/17/2026Fred Alger Management LLC28,021$61K0.0%-53.2%0.029%Search for SEC Filing on Google Icon
2/17/2026Graham Capital Management L.P.151,451$0.33M0.0%N/A0.157%Search for SEC Filing on Google Icon
2/16/2026Squarepoint Ops LLC149,094$0.33M0.0%+1,156.3%0.155%Search for SEC Filing on Google Icon
2/16/2026OMERS ADMINISTRATION Corp95,400$0.21M0.0%N/A0.099%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC220,696$0.48M0.0%+7,058.5%0.229%Search for SEC Filing on Google Icon
2/13/2026Marshall Wace LLP959,076$2.10M0.0%-27.7%0.996%Search for SEC Filing on Google Icon
2/13/2026Hudson Bay Capital Management LP138,729$0.30M0.0%N/A0.144%Search for SEC Filing on Google Icon
2/13/2026Schroder Investment Management Group756,637$1.63M0.0%N/A0.786%Search for SEC Filing on Google Icon
2/13/2026State Street Corp425,478$0.93M0.0%+12.9%0.442%Search for SEC Filing on Google Icon
2/13/2026Dynamic Technology Lab Private Ltd66,789$0.15M0.0%N/A0.069%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC1,522,583$3.33M0.0%+13.7%1.582%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP452,039$0.99M0.0%N/A0.470%Search for SEC Filing on Google Icon
2/12/2026Ensign Peak Advisors Inc550,000$1.20M0.0%N/A0.571%Search for SEC Filing on Google Icon
2/12/2026Raiffeisen Bank International AG450,000$0.97M0.0%+28.6%0.467%Search for SEC Filing on Google Icon
2/11/2026Letko Brosseau & Associates Inc.90,475$0.20M0.0%N/A0.094%Search for SEC Filing on Google Icon
2/11/2026LPL Financial LLC42,615$93K0.0%N/A0.044%Search for SEC Filing on Google Icon
2/10/2026Clear Harbor Asset Management LLC19,500$43K0.0%N/A0.020%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC1,085,816$2.38M0.0%+18.0%1.128%Search for SEC Filing on Google Icon
2/5/2026ANTIPODES PARTNERS Ltd17,187$38K0.0%N/A0.018%Search for SEC Filing on Google Icon
1/30/2026Jennison Associates LLC8,905,699$19.50M0.0%+4.8%9.252%Search for SEC Filing on Google Icon
1/29/2026China Universal Asset Management Co. Ltd.15,686$34K0.0%N/A0.016%Search for SEC Filing on Google Icon
1/16/2026Matauro LLC55,108$0.12M0.0%N/A0.057%Search for SEC Filing on Google Icon
1/9/2026SG Americas Securities LLC30,629$67K0.0%+44.0%0.032%Search for SEC Filing on Google Icon
1/1/2026JPMorgan Chase & Co.537,649$1.26M0.0%+565.4%0.559%Search for SEC Filing on Google Icon
11/18/2025Heights Capital Management Inc.2,084,202$4.88M1.3%-33.7%2.165%Search for SEC Filing on Google Icon
11/17/2025Woodline Partners LP2,135,348$5M0.0%+75.2%2.218%Search for SEC Filing on Google Icon
11/17/2025XTX Topco Ltd284,299$0.67M0.0%+192.3%0.295%Search for SEC Filing on Google Icon
11/17/2025Alyeska Investment Group L.P.1,300,000$3.04M0.0%-72.9%1.351%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd89,157$0.21M0.0%N/A0.093%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC686,813$1.61M0.0%-19.7%0.713%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE268,058$0.63M0.0%-46.2%0.278%Search for SEC Filing on Google Icon
11/17/2025Almitas Capital LLC387,491$0.91M0.2%+5.4%0.403%Search for SEC Filing on Google Icon
11/14/2025Schonfeld Strategic Advisors LLC1,044,169$2.44M0.0%-29.7%1.085%Search for SEC Filing on Google Icon
11/14/2025Burkehill Global Management LP700,000$1.64M0.1%-63.2%0.727%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP470,475$1.10M0.0%+86.4%0.489%Search for SEC Filing on Google Icon
11/14/2025Bridgeway Capital Management LLC95,675$0.22M0.0%+109.5%0.099%Search for SEC Filing on Google Icon
11/14/2025Squarepoint Ops LLC11,868$28K0.0%-83.4%0.012%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG405,120$0.95M0.0%-14.2%0.421%Search for SEC Filing on Google Icon
11/13/2025Jefferies Financial Group Inc.47,500$0.11M0.0%-97.6%0.049%Search for SEC Filing on Google Icon
11/10/2025Raiffeisen Bank International AG350,000$0.83M0.0%+16.7%0.383%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.4,190,759$9.81M0.0%+21.4%4.582%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.537,649$1.26M0.0%+565.4%0.588%Search for SEC Filing on Google Icon
11/4/2025Jones Financial Companies Lllp20,007$47K0.0%N/A0.022%Search for SEC Filing on Google Icon
11/3/2025Federated Hermes Inc.112,028$0.26M0.0%-67.5%0.122%Search for SEC Filing on Google Icon
10/31/2025Vanguard Personalized Indexing Management LLC22,151$52K0.0%-11.2%0.024%Search for SEC Filing on Google Icon
10/16/2025CRA Financial Services LLC15,000$35K0.0%+36.4%0.016%Search for SEC Filing on Google Icon
8/15/2025Tower Research Capital LLC TRC 51,036$78K0.0%+695.6%0.056%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets49,066$75K0.0%-20.1%0.097%Search for SEC Filing on Google Icon
8/15/2025Bain Capital Life Sciences Investors LLC9,677,125$14.71M1.8%+250.5%19.072%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE498,243$0.76M0.0%-49.4%0.982%Search for SEC Filing on Google Icon
8/15/2025Adage Capital Partners GP L.L.C.8,829,758$13.42M0.0%+142.9%17.402%Search for SEC Filing on Google Icon
8/14/2025The Manufacturers Life Insurance Company 39,770$60K0.0%-30.3%0.078%Search for SEC Filing on Google Icon
8/13/2025Marshall Wace LLP190,957$0.29M0.0%+470.7%0.376%Search for SEC Filing on Google Icon
8/13/2025Invesco Ltd.84,831$0.13M0.0%+37.5%0.167%Search for SEC Filing on Google Icon
8/12/2025XTX Topco Ltd97,260$0.15M0.0%N/A0.192%Search for SEC Filing on Google Icon
8/12/2025Jefferies Financial Group Inc.1,997,208$3.04M0.0%N/A3.936%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.80,796$0.12M0.0%-67.9%0.159%Search for SEC Filing on Google Icon
8/12/2025Catalyst Funds Management Pty Ltd21,000$32K0.0%N/A0.041%Search for SEC Filing on Google Icon
8/8/2025Geode Capital Management LLC553,462$0.84M0.0%-51.5%1.091%Search for SEC Filing on Google Icon
8/1/2025Jennison Associates LLC6,020,167$9.15M0.0%+147.4%11.864%Search for SEC Filing on Google Icon
6/27/2025Goldman Sachs Group Inc.330,541$0.46M0.0%-35.4%0.651%Search for SEC Filing on Google Icon
5/21/2025Acadian Asset Management LLC682,670$0.94M0.0%+36.5%1.345%Search for SEC Filing on Google Icon
5/16/2025Fred Alger Management LLC477,210$0.66M0.0%-79.4%0.940%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.330,541$0.46M0.0%-35.4%0.651%Search for SEC Filing on Google Icon
5/16/2025AQR Capital Management LLC73,956$0.10M0.0%N/A0.146%Search for SEC Filing on Google Icon
5/16/2025Almitas Capital LLC367,491$0.51M0.2%N/A0.724%Search for SEC Filing on Google Icon
5/14/2025Comerica Bank41,599$58K0.0%+2,292.1%0.082%Search for SEC Filing on Google Icon
5/14/2025T. Rowe Price Investment Management Inc.3,970,026$5.50M0.0%-2.6%7.824%Search for SEC Filing on Google Icon
5/13/2025Callan Family Office LLC41,599$58K0.0%N/A0.082%Search for SEC Filing on Google Icon
5/12/2025Nuveen LLC434,389$0.60M0.0%N/A0.856%Search for SEC Filing on Google Icon
5/12/2025Invesco Ltd.61,675$85K0.0%+357.1%0.122%Search for SEC Filing on Google Icon
5/9/2025Charles Schwab Investment Management Inc.159,866$0.22M0.0%+46.3%0.315%Search for SEC Filing on Google Icon
5/9/2025Raiffeisen Bank International AG300,000$0.42M0.0%+36.4%0.591%Search for SEC Filing on Google Icon
5/8/2025Federated Hermes Inc.343,411$0.48M0.0%+133.1%0.677%Search for SEC Filing on Google Icon
5/5/2025Atle Fund Management AB182,354$0.25M0.1%-26.3%0.359%Search for SEC Filing on Google Icon
5/5/2025Jennison Associates LLC2,433,728$3.37M0.0%-3.1%4.796%Search for SEC Filing on Google Icon
4/29/2025Bank of New York Mellon Corp155,174$0.22M0.0%+9.9%0.306%Search for SEC Filing on Google Icon
3/24/2025Wellington Management Group LLP180,157$0.41M0.0%+14.7%0.369%Search for SEC Filing on Google Icon
2/17/2025Squarepoint Ops LLC54,949$0.13M0.0%-65.0%0.112%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Advisers LP831,900$1.89M0.0%+195.8%1.702%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Investments LP751,894$1.71M0.0%+78.8%1.538%Search for SEC Filing on Google Icon
2/17/2025Raiffeisen Bank International AG220,000$0.49M0.0%N/A0.450%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Cabaletta Bio logo
Cabaletta Bio, Inc., a clinical-stage biotechnology company, focuses on the discovery and development of engineered T cell therapies for patients with B cell-mediated autoimmune diseases. The company's lead product candidate is CABA-201, a fully human anti-CD19 binder for the treatment of Phase 1/2 clinical trials in dermatomyositis, anti-synthetase syndrome, immune-mediated necrotizing myopathy, lupus nephritis, non-renal systemic lupus erythematosus, systemic sclerosis, and generalized myasthenia gravis. It also develops DSG3-CAART, which is in Phase I/II clinical trial for the treatment of mucosal pemphigus vulgaris; and MuSK-CAART, an investigational cell therapy that is in Phase I/II clinical trial for treating patients with anti- muscle-specific kinase antibody positive myasthenia gravis. It has a collaboration with the University of Pennsylvania and the Children's Hospital of Philadelphia; Nanjing IASO Biotherapeutics Co., Ltd; Oxford Biomedica; and WuXi Advanced Therapies, Inc. The company was formerly known as Tycho Therapeutics, Inc. and changed its name to Cabaletta Bio, Inc. in August 2018. Cabaletta Bio, Inc. was incorporated in 2017 and is headquartered in Philadelphia, Pennsylvania.
Read More on Cabaletta Bio

Today's Range

Now: $3.17
Low: $3.04
High: $3.25

50 Day Range

MA: $2.66
Low: $2.04
High: $3.49

52 Week Range

Now: $3.17
Low: $0.99
High: $3.78

Volume

1,408,359 shs

Average Volume

2,900,202 shs

Market Capitalization

$305.16 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

3.25

Who are the company insiders with the largest holdings of Cabaletta Bio?

Cabaletta Bio's top insider shareholders include:
  1. Steven Nichtberger (CEO)
  2. Mark Simon (Director)
  3. Gwendolyn Binder (Insider)
  4. Shawn Tomasello (Director)
  5. Steve Gavel (Insider)
  6. David J Chang (Insider)
  7. Michael Gerard (General Counsel)
Learn More about top insider investors at Cabaletta Bio.

Who are the major institutional investors of Cabaletta Bio?

Cabaletta Bio's top institutional shareholders include:
  1. T. Rowe Price Investment Management Inc. — 10.24%
  2. Jennison Associates LLC — 9.25%
  3. Cormorant Asset Management LP — 4.57%
  4. T. Rowe Price Investment Management Inc. — 4.16%
  5. Millennium Management LLC — 2.84%
  6. Superstring Capital Management LP — 2.34%
Learn More about top institutional investors of Cabaletta Bio stock.

Which major investors are selling Cabaletta Bio stock?

In the last quarter, CABA stock was sold by these institutional investors:
  1. T. Rowe Price Investment Management Inc.
  2. Cormorant Asset Management LP
  3. Marshall Wace LLP
  4. Price T Rowe Associates Inc. MD
  5. XTX Topco Ltd
  6. Fred Alger Management LLC

Which major investors are buying Cabaletta Bio stock?

Within the last quarter, CABA stock was purchased by institutional investors including:
  1. Millennium Management LLC
  2. T. Rowe Price Investment Management Inc.
  3. Ikarian Capital LLC
  4. Schroder Investment Management Group
  5. Superstring Capital Management LP
  6. Ensign Peak Advisors Inc
  7. KVP Capital Advisors LP
  8. Dimensional Fund Advisors LP
During the previous year, these company insiders have bought Cabaletta Bio stock:
  1. Steven Nichtberger (CEO)
  2. Mark Simon (Director)
  3. Gwendolyn Binder (Insider)
  4. Shawn Tomasello (Director)
  5. Steve Gavel (Insider)
  6. David J Chang (Insider)
  7. Michael Gerard (General Counsel)
Learn More investors buying Cabaletta Bio stock.