Insider Trading & Ownership of ROBERT P. RAGUSA

Location: Menlo Park, CA
Summary: The estimated net worth of ROBERT P. RAGUSA is at least $67,928,870 dollars as of 09 Feb 2026. ROBERT P. RAGUSA is the Chief Executive Officer, Director of GRAIL, Inc. and owns shares of GRAIL, Inc. (GRAL) stock worth about $66.93M. ROBERT P. RAGUSA is the Director of Twist Bioscience Corp and owns shares of Twist Bioscience Corp (TWST) stock worth about $995.3K.
Signature: /s/ Kendra Fox, as Attorney-in-Fact for Robert Ragusa
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Ownership of ROBERT P. RAGUSA

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
GRAL	GRAIL, Inc.	Chief Executive Officer, Director	$66,933,594	-$8,015,978	-11%	03 Dec 2025
TWST	Twist Bioscience Corp	Director	$995,276			05 Feb 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.