Cabaletta Bio Inc.

Last updated September 27, 2026

Organization details

Legal name
Cabaletta Bio Inc.
Ownership
Public
Status
Active
Sector (GICS)
Health Care
SIC code
2836 — Biological Products, (No Diagnostic Substances)
Jurisdiction of incorporation
Delaware
Headquarters city
Philadelphia
Headquarters state / province
Pennsylvania
Headquarters country
United States
Fiscal year end
December
Ticker symbol
CABA
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0001759138

Board of directors

Chief executives

Steven Nichtberger · President & CEO
Dates unknown

Director election results

Annual meeting of June 9, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

3 of this board's directors also sit on 4 other boards. 4 are in the same sector.

Network of Cabaletta Bio Inc.'s board connections 4D Molecular Therapeutics Inc. 4D Molecular Therapeut... Arbutus Biopharma Corporation Arbutus Biopharma Corp... Jasper Therapeutics Inc. Jasper Therapeutics In... Kalaris Therapeutics Inc. Kalaris Therapeutics I... Richard C. Henriques Jr. Richard C. Henriques... Scott C. Brun Scott C. Brun Shawn Tomasello Shawn Tomasello Cabaletta Bio Inc.
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$296,210
8 purchases by 8 insiders
Sold, last 12 months
$0
0 sales by 0 insiders
Date Insider Transaction Shares Price Value
Jan 21, 2026 Chang David J. Officer (Chief Medical Officer) Open-market purchase +8,800 $2.26 $19,888
Jan 21, 2026 Gwendolyn Binder Officer (President, Science & Tech.) Open-market purchase +11,312 $2.19 $24,773
Jan 21, 2026 Shawn Tomasello Director Open-market purchase +22,725 $2.21 $50,222
Jan 21, 2026 Gavel Steve Officer (Chief Commercial Officer) Open-market purchase +22,170 $2.27 $50,326
Jan 21, 2026 Catherine Bollard Director Open-market purchase +4,405 $2.27 $9,999
Jan 21, 2026 Steven Nichtberger Director, Officer (President & CEO) Open-market purchase +45,000 $2.24 $100,800
Jan 21, 2026 Mark Simon Director Open-market purchase +11,061 $2.28 $25,219
Jan 21, 2026 Gerard Michael Officer (General Counsel) Open-market purchase +6,600 $2.27 $14,982
Jan 19, 2024 Gwendolyn Binder Officer (See Remarks) Option exercise +11,000 $1.01 $11,110
Jan 19, 2024 Gwendolyn Binder Officer (See Remarks) Open-market sale −10,300 $19.54 $201,262
Jan 19, 2024 Gwendolyn Binder Officer (See Remarks) Open-market sale −700 $20.33 $14,231
Dec 19, 2023 Binder Gwendolyn Officer (See Remarks) Option exercise +11,000 $1.01 $11,110
Dec 19, 2023 Binder Gwendolyn Officer (See Remarks) Open-market sale −7,868 $21.76 $171,208
Dec 19, 2023 Binder Gwendolyn Officer (See Remarks) Open-market sale −3,132 $22.22 $69,593
Nov 20, 2023 Binder Gwendolyn Officer (See Remarks) Option exercise +11,000 $1.01 $11,110

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Questions about Cabaletta Bio Inc.

Who is the CEO of Cabaletta Bio Inc.?

Steven Nichtberger is Cabaletta Bio Inc.'s President & CEO.

How many directors are on Cabaletta Bio Inc.'s board?

Cabaletta Bio Inc.'s board has 6 directors: Catherine Bollard, Mark Simon, Richard C. Henriques Jr., Scott C. Brun, Shawn Tomasello and Steven Nichtberger.

Are Cabaletta Bio Inc. insiders buying or selling shares?

Over the last 12 months, Cabaletta Bio Inc. insiders bought $296,210 of shares in 8 purchases and made no open-market sales on the open market, as reported to the SEC on Forms 4 and 5.

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