Roger Adsett - 19 Aug 2025 Form 4 Insider Report for INSMED Inc (INSM)

Signature
/s/ Roger Adsett, by Michael A. Smith as Attorney-in-fact
Issuer symbol
INSM
Transactions as of
19 Aug 2025
Net transactions value
-$3,189,586
Form type
4
Filing time
21 Aug 2025, 17:05:56 UTC
Previous filing
18 Jun 2025
Next filing
06 Jan 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Adsett Roger Chief Operating Officer 700 US HIGHWAY 202/206, BRIDGEWATER /s/ Roger Adsett, by Michael A. Smith as Attorney-in-fact 21 Aug 2025 0001685904

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction INSM Common Stock Sale $2,572,992 -20,193 -15% $127.42 110,444 19 Aug 2025 Direct F1
transaction INSM Common Stock Sale $616,594 -4,807 -4.4% $128.27 105,637 19 Aug 2025 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This is the weighted average sales price representing 20,193 shares sold at prices ranging from $127.00 to $127.99 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.
F2 This is the weighted average sales price representing 4,807 shares sold at prices ranging from $128.00 to $128.72 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.

Remarks:

Exhibit List - Exhibit 24 - Power of Attorney