Insmed grants RSUs and options to SVP

INSMED Inc senior vice president Samuele Butera received new equity awards as part of his compensation.

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Form Type

Rhea-AI Filing Summary

INSMED Inc senior vice president Samuele Butera received new equity awards as part of his compensation. He was granted 7,342 Restricted Stock Units, each representing one future share of common stock, with 25% vesting on the first day of the first month after the first anniversary of grant and the remainder vesting in three annual installments.

He was also granted stock options for 12,570 shares of common stock at an exercise price of $102.15 per share, expiring on June 23, 2036. These options vest 25% on the initial vesting date and 12.5% every six months thereafter until fully vested. All awards were granted for no cash consideration.

Insider Trade Summary

Grant/Award: 19,912 shares

Grant/Award 2 txns

Insider Butera Samuele

Role SVP, GM, Global Respiratory

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (right to buy)	12,570	$0.00	$0.00
Grant/Award	Common Stock	7,342	$0.00	$0.00

Holdings After Transaction: Stock Option (right to buy) — 12,570 contracts (Direct); Common Stock — 7,342 shares (Direct)

Footnotes (3)

F1. Represents Restricted Stock Units (RSUs), each representing a contingent right to receive one share of Common Stock, granted pursuant to the Company's Amended and Restated 2019 Incentive Plan, as amended. The RSUs vest as follows: 25% on the first day of the first month following the first anniversary of the date of grant (the Initial Vesting Date) and 25% on each anniversary of the Initial Vesting Date until fully vested.
F2. Each RSU was granted on June 23, 2026, for no consideration.
F3. These stock options were granted under the Company's Amended and Restated 2019 Incentive Plan, as amended. The options become exercisable based on the following vesting schedule: 25% vest on the Initial Vesting Date and an additional 12.5% vest every six months thereafter until fully vested.

Key Figures

RSUs granted: 7,342 units Options granted: 12,570 options Option exercise price: $102.15 per share +3 more

6 metrics

RSUs granted 7,342 units Restricted Stock Units granted June 23, 2026

Options granted 12,570 options Stock options granted June 23, 2026

Option exercise price $102.15 per share Stock Option (right to buy) strike price

Option expiration June 23, 2036 Stock option term end date

Shares following RSU grant 7,342 shares Common stock held after RSU award

Derivative position after grant 12,570 options Options held after award

Key Terms

Restricted Stock Units (RSUs), Amended and Restated 2019 Incentive Plan, vesting schedule, Stock Option (right to buy), +1 more

5 terms

Restricted Stock Units (RSUs) financial

"Represents Restricted Stock Units (RSUs), each representing a contingent right to receive one share of Common Stock"

Restricted stock units (RSUs) are a type of company promise to give employees shares of stock in the future, usually after certain conditions like working for a set time. They are like a gift promised today that you receive later, which can become valuable if the company's stock price goes up. RSUs matter because they are a way companies reward employees and can be a significant part of compensation.

Amended and Restated 2019 Incentive Plan financial

"granted pursuant to the Company's Amended and Restated 2019 Incentive Plan, as amended"

vesting schedule financial

"The RSUs vest as follows: 25% on the first day of the first month following the first anniversary of the date of grant"

A vesting schedule is a timeline that determines when someone gains full ownership of certain benefits, such as company stock or retirement contributions. Think of it like earning the right to own a gift gradually over time, rather than receiving it all at once. It matters to investors because it affects when they can fully access or sell these benefits, influencing their financial planning and decision-making.

Stock Option (right to buy) financial

"These stock options were granted under the Company's Amended and Restated 2019 Incentive Plan"

exercise price financial

"conversion_or_exercise_price: "102.1500""

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

FAQ

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What equity awards did INSM (INSM) executive Samuele Butera receive?

Samuele Butera received 7,342 Restricted Stock Units and stock options for 12,570 shares of INSMED common stock. These awards are part of his compensation and were granted for no cash consideration, subject to multi-year vesting schedules.

How do Samuele Butera’s new RSUs in INSM (INSM) vest?

The 7,342 RSUs each convert into one INSMED share upon vesting. 25% vest on the first day of the first month after the first anniversary of grant, with an additional 25% vesting on each of the next three anniversaries.

What are the terms of Samuele Butera’s new INSM (INSM) stock options?

Butera’s stock options cover 12,570 shares at a fixed exercise price of $102.15 per share. They expire on June 23, 2036 and vest 25% on the initial vesting date, then 12.5% every six months until fully vested.

Did Samuele Butera buy or sell INSM (INSM) shares in this Form 4?

The Form 4 reports grant or award acquisitions only. Butera received RSUs and stock options for no cash consideration; there were no open-market purchases or sales of INSMED common stock disclosed in this filing.

What plan governs the new equity awards for INSM (INSM) executive Samuele Butera?

Both the RSUs and stock options were granted under INSMED’s Amended and Restated 2019 Incentive Plan, as amended. This plan governs the terms, vesting schedules, and overall structure of the company’s equity-based compensation awards.

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Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 06/24/2026 - 04:15 PM EDT

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Butera Samuele

(Last)

(First)

(Middle)

700 US HIGHWAY 202/206

(Street)

BRIDGEWATER

NEW JERSEY

08807

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
INSMED Inc [ INSM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	SVP, GM, Global Respiratory

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/23/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/23/2026		A		7,342⁽¹⁾	A	⁽²⁾	7,342	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option (right to buy)	$102.15	06/23/2026		A		12,570		⁽³⁾	06/23/2036	Common Stock	12,570	$0	12,570	D

Explanation of Responses:

1. Represents Restricted Stock Units (RSUs), each representing a contingent right to receive one share of Common Stock, granted pursuant to the Company's Amended and Restated 2019 Incentive Plan, as amended. The RSUs vest as follows: 25% on the first day of the first month following the first anniversary of the date of grant (the Initial Vesting Date) and 25% on each anniversary of the Initial Vesting Date until fully vested.

2. Each RSU was granted on June 23, 2026, for no consideration.

3. These stock options were granted under the Company's Amended and Restated 2019 Incentive Plan, as amended. The options become exercisable based on the following vesting schedule: 25% vest on the Initial Vesting Date and an additional 12.5% vest every six months thereafter until fully vested.

Remarks:

	/s/ Samuele Butera, by Michael A. Smith as Attorney-in-fact	06/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR