Insider Trading & Ownership of CLAY B. SIEGALL

Location: Bothell, WA
Summary: The estimated net worth of CLAY B. SIEGALL is at least $163M dollars as of 22 Dec 2025. CLAY B. SIEGALL is the President & CEO, Director of Seagen Inc. and owns shares of Seagen Inc. stock worth about $153M. CLAY B. SIEGALL is the President and CEO, Director of Immunome Inc. and owns shares of Immunome Inc. (IMNM) stock worth about $10.2M. CLAY B. SIEGALL is the Director of Shattuck Labs, Inc. and owns shares of Shattuck Labs, Inc. (STTK) stock worth about $111K.
Signature: /s/ Sandra Stoneman, Attorney-in-Fact
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Ownership of CLAY B. SIEGALL

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
SGEN	Seagen Inc.	President & CEO, Director	$153M			12 May 2022
IMNM	Immunome Inc.	President and CEO, Director	$10.2M	+$3.31M	+48.2%	19 Dec 2025
STTK	Shattuck Labs, Inc.	Director	$111K			25 Aug 2025
NRIX	Nurix Therapeutics, Inc.	Director				05 May 2022
TRML	Tourmaline Bio, Inc.	Director				28 Oct 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.