Insider Trading & Ownership of Briseno Andres Ruiz

Location: South San Francisco, CA
Summary: The estimated net worth of Briseno Andres Ruiz is at least $447,447 dollars as of 02 Feb 2026. Briseno Andres Ruiz is the Title: SVP, Head of Finance and Investor Relations of IDEAYA Biosciences, Inc. and owns shares of IDEAYA Biosciences, Inc. (IDYA) stock worth about $447.4K.
Signature: /s/ Joshua Bleharski, as Attorney-in-Fact for Andres Ruiz Briseno
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Ownership of Briseno Andres Ruiz

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
IDYA	IDEAYA Biosciences, Inc.	Title: SVP, Head of Finance and Investor Relations	$447,447			30 Jan 2026

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.