Insider Trading & Ownership of DAVID W. J. MCGIRR

Location: Greenwich, CT
Summary: The estimated net worth of DAVID W. J. MCGIRR is at least $17,618,473 dollars as of 11 Feb 2026. DAVID W. J. MCGIRR is the Director of INSMED Inc and owns shares of INSMED Inc (INSM) stock worth about $17.2M. DAVID W. J. MCGIRR is the Director of RHYTHM PHARMACEUTICALS, INC. and owns shares of RHYTHM PHARMACEUTICALS, INC. (RYTM) stock worth about $421.3K. DAVID W. J. MCGIRR is the Director of X4 Pharmaceuticals, Inc and owns shares of X4 Pharmaceuticals, Inc (XFOR) stock worth about $897.
Signature: /s/ David W.J. McGirr, by Michael A. Smith as Attorney-in-fact
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Ownership of DAVID W. J. MCGIRR

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
INSM	INSMED Inc	Director	$17,196,316	-$451,535	-2.6%	09 Feb 2026
RYTM	RHYTHM PHARMACEUTICALS, INC.	Director	$421,260	-$4,267,494	-91%	24 Jun 2025
XFOR	X4 Pharmaceuticals, Inc	Director	$897			09 Jun 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.