CABA

Cabaletta Bio, Inc.

Biological Products, (No Diagnostic Substances)NasdaqNon-accelerated filer<br>Smaller reporting company

Total Trades

Buys

Sells

Largest Trade

$100K–$500K

Insiders

Institutional Funds

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
Chang David J.	Chief Medical Offi…	BUY	$15K–$50K	9K	$2.26	Jan 21, 2026
Binder Gwendolyn	President	BUY	$15K–$50K	11K	$2.19	Jan 21, 2026
Tomasello Shawn	Director	BUY	$50K–$100K	23K	$2.21	Jan 21, 2026
Gavel Steve	Chief Commercial O…	BUY	$50K–$100K	22K	$2.27	Jan 21, 2026
Bollard Catherine	Director	BUY	$1K–$15K	4K	$2.27	Jan 21, 2026
Nichtberger Steven	President & CEO	BUY	$100K–$500K	45K	$2.24	Jan 21, 2026
Simon Mark	Director	BUY	$15K–$50K	11K	$2.28	Jan 21, 2026
Gerard Michael	General Counsel	BUY	$1K–$15K	7K	$2.27	Jan 21, 2026
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	11K	$19.59	Jan 19, 2024
Binder Gwendolyn	See Remarks	EXERCISE	$1K–$15K	11K	$1.01	Jan 19, 2024
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	11K	$17.82	Nov 21, 2023
Binder Gwendolyn	See Remarks	EXERCISE	$1K–$15K	11K	$1.01	Nov 21, 2023
Binder Gwendolyn	See Remarks	EXERCISE	$1K–$15K	11K	$1.01	Oct 19, 2023
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	11K	$13.36	Oct 19, 2023
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	11K	$17.57	Sep 20, 2023
Binder Gwendolyn	See Remarks	EXERCISE	$1K–$15K	11K	$1.01	Sep 20, 2023
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	11K	$13.42	Aug 22, 2023
Binder Gwendolyn	See Remarks	EXERCISE	$1K–$15K	11K	$1.01	Aug 22, 2023
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	11K	$13.82	Jul 20, 2023
Binder Gwendolyn	See Remarks	EXERCISE	$1K–$15K	11K	$1.01	Jul 20, 2023
Binder Gwendolyn	See Remarks	EXERCISE	$1K–$15K	11K	$1.01	Jun 21, 2023
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	11K	$12.99	Jun 21, 2023
Binder Gwendolyn	See Remarks	SELL	$100K–$500K	22K	$11.81	May 20, 2023
Binder Gwendolyn	See Remarks	EXERCISE	$15K–$50K	22K	$1.01	May 20, 2023
Nichtberger Steven	President & CEO	BUY	$1K–$15K	8K	$1.25	Oct 20, 2022
Bollard Catherine	Director	BUY	<$1K	1K	$0.99	Oct 19, 2022
Marda Anup	CFO	BUY	$15K–$50K	50K	$0.99	Oct 19, 2022
Simon Mark	Director	BUY	$100K–$500K	125K	$0.98	Oct 19, 2022
Binder Gwendolyn	See Remarks	BUY	$15K–$50K	20K	$0.99	Oct 19, 2022
Nichtberger Steven	President & CEO	BUY	$100K–$500K	142K	$0.99	Oct 19, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 65 funds holding

Fund	Shares	Value	Type
Bain Capital Life Sciences Investors, LLC	9.7M	$1M+	SH
JENNISON ASSOCIATES LLC	8.9M	$1M+	SH
Cormorant Asset Management, LP	4.4M	$1M+	SH
RENAISSANCE TECHNOLOGIES LLC	1.5M	$1M+	SH
Schonfeld Strategic Advisors LLC	1.2M	$1M+	SH
MORGAN STANLEY	1.2M	$1M+	SH
Ikarian Capital, LLC	900K	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	889K	$1M+	SH
SCHRODER INVESTMENT MANAGEMENT GROUP	757K	$1M+	SH
Burkehill Global Management, LP	700K	$1M+	SH
Ensign Peak Advisors, Inc	550K	$1M+	SH
KVP Capital Advisors, LP	505K	$1M+	SH
JANE STREET GROUP, LLC	458K	$1M+	SH
Raiffeisen Bank International AG	450K	$500K+	SH
STATE STREET CORP	425K	$500K+	SH
DIMENSIONAL FUND ADVISORS LP	424K	$500K+	SH
Almitas Capital LLC	387K	$500K+	SH
GSA CAPITAL PARTNERS LLP	304K	$500K+	SH
Stonepine Capital Management, LLC	171K	$100K–$500K	SH
Squarepoint Ops LLC	149K	$100K–$500K	SH