William Lewis - Jan 5, 2023 Form 4 Insider Report for INSMED Inc (INSM)

Role: Chair and CEO, Director
Signature: /s/ William Lewis, by Michael Smith as Attorney in Fact
Stock symbol: INSM
Transactions as of: Jan 5, 2023
Transactions value $: -$138,758
Form type: 4
Date filed: 1/6/2023, 03:24 PM
Previous filing: Aug 10, 2022
Next filing: Jan 12, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	INSM	Common Stock	Sale	-$139K	-7.01K	-2.73%	$19.80	250K	Jan 5, 2023	Direct	F1, F2
transaction	INSM	Common Stock	Award		+22.4K	+8.95%		272K	Jan 5, 2023	Direct	F3, F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	INSM	Stock Option (right to buy)	Award	$0	+103K		$0.00	103K	Jan 5, 2023	Common Stock	103K	$19.74	Direct	F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Shares sold to satisfy withholding tax obligations upon the vesting of Restricted Stock Units and to cover related broker fees.
F2	This is a weighted average sales price representing 7,008 shares sold at prices ranging from $19.78 to $19.805 per share. The reporting person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
F3	Represents Restricted Stock Units, each representing a contingent right to receive one share of Common Stock, granted pursuant to the Company's 2019 Incentive Plan. The Restricted Stock Units vest and become available as follows: twenty five (25%) percent on each anniversary of the date of grant through the fourth anniversary date of the date of grant.
F4	Each Restricted Stock Unit was received as a grant on January 5, 2023, for no consideration.
F5	Stock options granted under the Company's 2019 Incentive Plan. The options become exercisable based on the following vesting schedule: twenty five percent (25%) vest on the first anniversary of the grant date and an additional twelve and one half percent (12.5%) vest on each sixth month anniversary date thereafter through the fourth anniversary date of the date of grant.