Info
Insider Ownership

Insider Trading & Ownership of Timothy B Lowinger

Location: Cambridge, MA
Summary: The estimated net worth of Timothy B Lowinger is at least $166,917 dollars as of 06 Jan 2026. Timothy B Lowinger is the SVP, Chief Sci.&Tech. Officer of Mersana Therapeutics, Inc. and owns shares of Mersana Therapeutics, Inc. (MRSN) stock worth about $166.9K.
Signature: /s/ Timothy B Lowinger
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Ownership of Timothy B Lowinger

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
MRSN	Mersana Therapeutics, Inc.	SVP, Chief Sci.&Tech. Officer	$166,917			06 Jan 2026

Insider Transactions Reported by Timothy B Lowinger:

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.