William Lewis - 05 Jan 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
Issuer symbol: INSM
Transactions as of: 05 Jan 2023
Net transactions value: -$138,758
Form type: 4
Filing time: 06 Jan 2023, 15:24:18 UTC
Previous filing: 10 Aug 2022
Next filing: 12 Jan 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	INSM	Common Stock	Sale	$138,758	-7,008	-2.7%	$19.80	249,708	05 Jan 2023	Direct	F1, F2
transaction	INSM	Common Stock	Award		+22,353	+9%		272,061	05 Jan 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	+102,540		$0.000000	102,540	05 Jan 2023	Common Stock	102,540	$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.