Insmed controller Patrick Kevin Kane holds 9,921 shares

The reported common-stock balance includes RSUs, alongside options with different exercise prices and vesting schedules.

Available on EDGAR 11/03/2026 - 04:14 PM EST Accepted by SEC EDGAR 11/03/2026 - 04:14 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

INSMED Inc's Corporate Controller Patrick Kevin Kane reported direct ownership of 9,921 Common Stock shares, including restricted stock units (RSUs). The RSUs include 2,258 that vest 25% on each anniversary through the fourth anniversary of the grant, and 5,246 that vest 25% on the Initial Vesting Date and each anniversary of that date until fully vested. He also reported nine direct stock-option positions, with exercise prices from $17.07 to $177.12 and expiration dates from January 6, 2032 through January 2, 2036.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Kane Patrick Kevin

Role Corporate Controller

Type	Security	Shares	Price	Value
Holding	Stock Option (right to buy) F2	--	--	--
Holding	Stock Option (right to buy) F2	--	--	--
Holding	Stock Option (right to buy) F2	--	--	--
Holding	Stock Option (right to buy) F2	--	--	--
Holding	Stock Option (right to buy) F3	--	--	--
Holding	Stock Option (right to buy) F3	--	--	--
Holding	Stock Option (right to buy) F3	--	--	--
Holding	Stock Option (right to buy)	--	--	--
Holding	Stock Option (right to buy)	--	--	--
Holding	Common Stock F1	--	--	--

Holdings: Stock Option (right to buy) — 26,547 contracts (Direct); Common Stock — 9,921 shares (Direct)

Footnotes (3)

1. F1. Includes 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, 2,258 of which vest 25% on each anniversary of the date of the grant through the fourth anniversary of the date of the grant and 5,246 of which vest 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. F2. 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.
3. 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 first anniversary of the date of grant and an additional 12.5% vest on each six-month anniversary of such date until fully vested.

Key Figures

Direct Common Stock holdings: 9,921 shares RSUs in reported holdings: 2,258 shares RSUs in reported holdings: 5,246 shares +3 more

6 metrics

Direct Common Stock holdings 9,921 shares Includes RSUs.

RSUs in reported holdings 2,258 shares Vest 25% on each anniversary through the fourth anniversary of the grant.

RSUs in reported holdings 5,246 shares Vest 25% on the Initial Vesting Date and each anniversary of that date until fully vested.

Stock options 2,580 underlying shares at $177.12 per share Direct options; expiration January 2, 2036.

Stock options 3,310 underlying shares at $67.22 per share Direct options; expiration May 15, 2035.

Stock options 2,430 underlying shares at $65.72 per share Direct options; expiration January 8, 2035.

Key Terms

Restricted Stock Units (RSUs), Initial Vesting Date, vesting schedule

3 terms

Restricted Stock Units (RSUs) technical

"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.

Initial Vesting Date technical

"the Initial Vesting Date"

vesting schedule technical

"options become exercisable based on the following vesting schedule"

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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many INSM shares did Patrick Kevin Kane report?

Patrick Kevin Kane reported direct ownership of 9,921 Common Stock shares, including RSUs. The RSUs include 2,258 that vest 25% on each anniversary through the fourth anniversary of the grant, and 5,246 that vest 25% on the Initial Vesting Date and each anniversary of that date until fully vested.

How do Patrick Kevin Kane's INSM RSUs vest?

Of the RSUs included in his reported Common Stock holdings, 2,258 vest 25% on each anniversary through the fourth anniversary of the grant. Another 5,246 vest 25% on the Initial Vesting Date, then 25% on each anniversary of that date until fully vested.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Kane Patrick Kevin

(Last) (First) (Middle)

700 US HIGHWAY 202/206

(Street)

BRIDGEWATER NEW JERSEY 08807

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
10/30/2026

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

3a. Foreign Trading Symbol

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Corporate Controller

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	9,921(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	(2)	01/02/2036	Common Stock	2,580	$177.12	D
Stock Option (right to buy)	(2)	05/15/2035	Common Stock	3,310	$67.22	D
Stock Option (right to buy)	(2)	01/08/2035	Common Stock	2,430	$65.72	D
Stock Option (right to buy)	(2)	05/13/2034	Common Stock	3,560	$25.83	D
Stock Option (right to buy)	(3)	01/04/2034	Common Stock	3,180	$29.13	D
Stock Option (right to buy)	(3)	05/11/2033	Common Stock	4,060	$18.95	D
Stock Option (right to buy)	(3)	01/05/2033	Common Stock	3,870	$19.74	D
Stock Option (right to buy)	05/11/2026	05/11/2032	Common Stock	2,914	$17.07	D
Stock Option (right to buy)	01/06/2026	01/06/2032	Common Stock	643	$26.43	D

Explanation of Responses:

1. Includes 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, 2,258 of which vest 25% on each anniversary of the date of the grant through the fourth anniversary of the date of the grant and 5,246 of which vest 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. 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.

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 first anniversary of the date of grant and an additional 12.5% vest on each six-month anniversary of such date until fully vested.

Remarks:

Exhibit List - Exhibit 24 - Power of Attorney

	/s/ Patrick Kane, by Michael A. Smith as Attorney-in-fact	11/03/2026
	** 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 5 (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 3: SEC 1473 (03-26)