Insider Trading & Ownership of LEVIN ARTHUR A

Location: Bedford, MA
Summary: The estimated value of insider holdings of LEVIN ARTHUR A is at least $12,685,083 dollars as of 22 Dec 2025. LEVIN ARTHUR A is the Director of Avidity Biosciences, Inc. and owns shares of Avidity Biosciences, Inc. (RNA) stock worth about $12,165,364. LEVIN ARTHUR A is the Director of Stoke Therapeutics, Inc. and owns shares of Stoke Therapeutics, Inc. (STOK) stock worth about $519,719.
Signature: /s/ John B. Moriarty, Jr., J.D., Attorney-in-Fact
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Ownership of LEVIN ARTHUR A

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
RNA	Avidity Biosciences, Inc.	Director	$12,165,364	-$5,172,418	-30%	19 Dec 2025
STOK	Stoke Therapeutics, Inc.	Director	$519,719			30 Sep 2025

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.