Cabaletta Bio, Inc.

NasdaqGS:CABA Stock Report

Market Cap: US$319.6m

Cabaletta Bio Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:CABA Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
21 Jan 26BuyUS$14,979Michael GerardIndividual6,600US$2.27
21 Jan 26BuyUS$25,261Mark SimonIndividual11,061US$2.28
21 Jan 26BuyUS$100,778Steven NichtbergerIndividual45,000US$2.24
21 Jan 26BuyUS$9,982Catherine BollardIndividual4,405US$2.27
21 Jan 26BuyUS$50,215Steven GavelIndividual22,170US$2.27
21 Jan 26BuyUS$24,763Gwendolyn BinderIndividual11,312US$2.19
21 Jan 26BuyUS$19,888David ChangIndividual8,800US$2.26
21 Jan 26BuyUS$50,322Shawn TomaselloIndividual22,725US$2.21

Insider Trading Volume

Insider Buying: CABA insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of CABA?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders1,645,7001.71%
VC/PE Firms9,677,12510.1%
Hedge Funds13,960,52114.5%
General Public15,783,48116.4%
Institutions55,198,37757.3%

Dilution of Shares: Shareholders have been substantially diluted in the past year, with total shares outstanding growing by 97%.

Top Shareholders

Top 25 shareholders own 76.05% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
11.4%
T. Rowe Price Group, Inc.
10,952,216US$36.4m13.4%no data
10.1%
Bain Capital Life Sciences Investors, LLC
9,677,125US$32.1m0%3.21%
9.25%
Jennison Associates LLC
8,905,699US$29.6m-29.2%0.02%
9.17%
Adage Capital Management, L.P.
8,829,758US$29.3m0%0.04%
5.33%
Millennium Management LLC
5,130,763US$17.0m87.5%0.01%
4.59%
The Vanguard Group, Inc.
4,419,458US$14.7m5.46%no data
4.57%
Cormorant Asset Management, LP
4,400,000US$14.6m-12%0.77%
2.42%
BlackRock, Inc.
2,328,470US$7.7m43.7%no data
2.34%
Superstring Capital Management LP
2,253,550US$7.5m45.9%4.56%
1.91%
Two Sigma Investments, LP
1,839,799US$6.1m291%0.01%
1.58%
Renaissance Technologies LLC
1,522,583US$5.1m13.7%0.01%
1.45%
Steven Nichtberger
1,394,483US$4.6m3.33%no data
1.4%
Morgan Stanley
1,343,490US$4.5m-8.88%no data
1.3%
Woodline Partners LP
1,250,242US$4.2m-41.5%0.02%
1.25%
Schonfeld Strategic Advisors LLC
1,204,070US$4.0m15.3%0.02%
1.13%
Geode Capital Management, LLC
1,085,816US$3.6m18%no data
1%
Marshall Wace LLP
959,076US$3.2m-27.7%no data
0.93%
Opaleye Management Inc.
900,000US$3.0m11.3%0.37%
0.93%
Ikarian Capital, LLC
900,000US$3.0m0%0.39%
0.79%
Schroder Investment Management Limited
756,637US$2.5m0%no data
0.77%
Two Sigma Advisers, LP
737,900US$2.4m123%no data
0.73%
Burkehill Global Management, LP
700,000US$2.3m0%0.16%
0.69%
Jane Street Group, LLC
662,149US$2.2m533%no data
0.57%
Ensign Peak Advisors, Inc.
550,000US$1.8m0%no data
0.53%
Kvp Capital Advisors, LP
505,431US$1.7m0%1.65%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/03/02 16:23
End of Day Share Price 2026/02/27 00:00
Earnings2025/09/30
Annual Earnings2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Cabaletta Bio, Inc. is covered by 16 analysts. 6 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Joshua SchimmerCantor Fitzgerald & Co.
Samantha Lynn SemenkowCitigroup Inc
Samantha Lynn SemenkowCitigroup Inc