Lewis William bought INSM
December 4, 2025 · Form 4 insider transaction
Lewis William bought 4,440 shares of Insmed Incorporated at $17.16 per share, a transaction worth $76.2K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
4,440
Price
$17.16
Total value
$76.2K
InsiderLewis William
RoleDirector
CompanyInsmed Incorporated (INSM)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateDecember 4, 2025
Filing dateDecember 5, 2025
Shares owned after314,610
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
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.