Insider Trading & Ownership of Wei Lin

Location: San Diego, CA
Summary: The estimated net worth of Wei Lin is at least $4.64M dollars as of September 18, 2025. Wei Lin is the Chief Medical Officer of Revolution Medicines, Inc. and owns shares of Revolution Medicines, Inc. (RVMD) stock worth about $4.05M. Wei Lin is the Chief Medical Officer of Erasca, Inc. and owns shares of Erasca, Inc. (ERAS) stock worth about $502K. Wei Lin is the Director of 2seventy bio, Inc. and owns shares of 2seventy bio, Inc. (TSVT) stock worth about $94.7K.
Signature: /s/ Jack Anders, as Attorney-in-fact for Wei Lin
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Ownership of Wei Lin

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
RVMD, RVMDW	Revolution Medicines, Inc.	Chief Medical Officer	$4.05M	-$186K	-4.38%	Sep 16, 2025
ERAS	Erasca, Inc.	Chief Medical Officer	$502K			Feb 1, 2023
TSVT	2seventy bio, Inc.	Director	$94.7K			May 13, 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.