4//SEC Filing
Lewis William 4
Accession 0001402051-26-000007
CIK 0001104506other
Filed
Jan 12, 7:00 PM ET
Accepted
Jan 13, 4:04 PM ET
Size
24.2 KB
Accession
0001402051-26-000007
Insider Transaction Report
Form 4
INSMED IncINSM
Lewis William
DirectorChair and CEO
Transactions
- Exercise/Conversion
Common Stock
[F1]2026-01-12$30.46/sh+6,259$190,649→ 321,666 total - Exercise/Conversion
Common Stock
[F1]2026-01-12$17.16/sh+4,440$76,190→ 326,106 total - Sale
Common Stock
[F1][F2]2026-01-12$167.73/sh−3,974$666,559→ 322,132 total - Sale
Common Stock
[F1][F3]2026-01-12$168.63/sh−7,176$1,210,089→ 314,956 total - Sale
Common Stock
[F1][F4]2026-01-12$169.57/sh−6,996$1,186,312→ 307,960 total - Sale
Common Stock
[F1][F5]2026-01-12$170.24/sh−160$27,238→ 307,800 total - Sale
Common Stock
[F1][F6]2026-01-12$171.31/sh−297$50,879→ 307,503 total - Sale
Common Stock
[F1][F7]2026-01-12$172.36/sh−297$51,191→ 307,206 total - Sale
Common Stock
[F1]2026-01-12$174.86/sh−315$55,081→ 306,891 total - Exercise/Conversion
Stock Option (right to buy)
[F1][F8]2026-01-12−6,259→ 81,368 totalExercise: $30.46Exp: 2028-01-04→ Common Stock (6,259 underlying) - Exercise/Conversion
Stock Option (right to buy)
[F1][F8]2026-01-12−4,440→ 57,720 totalExercise: $17.16Exp: 2027-05-17→ Common Stock (4,440 underlying)
Holdings
- 233,924(indirect: By Trust)
Common Stock
- 50,500(indirect: By Trust)
Common Stock
Footnotes (8)
- [F1]This transaction was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025, in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.
- [F2]This is the weighted average sales price representing 3,974 shares sold at prices ranging from $167.11 to $168.02 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]This is the weighted average sales price representing 7,176 shares sold at prices ranging from $168.11 to $169.10 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.
- [F4]This is the weighted average sales price representing 6,996 shares sold at prices ranging from $169.11 to $170.08 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.
- [F5]This is the weighted average sales price representing 160 shares sold at prices ranging from $170.12 to $170.89 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.
- [F6]This is the weighted average sales price representing 297 shares sold at prices ranging from $171.21 to $171.52 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.
- [F7]This is the weighted average sales price representing 297 shares sold at prices ranging from $172.26 to $172.42 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.
- [F8]The options became exercisable based on the following vesting schedule: 25% vested on the first anniversary of the grant date and an additional 12.5% vested on each sixth month anniversary date thereafter through the fourth anniversary of the date of grant.
Signature
/s/ William Lewis, by Michael A. Smith as Attorney-in-fact|2026-01-13
Documents
Issuer
INSMED Inc
CIK 0001104506
Entity typeother
Related Parties
1- filerCIK 0001402051
Filing Metadata
- Form type
- 4
- Filed
- Jan 12, 7:00 PM ET
- Accepted
- Jan 13, 4:04 PM ET
- Size
- 24.2 KB