Lewis William bought INSM
March 19, 2026 · Form 4 insider transaction
Lewis William bought 6,259 shares of Insmed Incorporated at $30.46 per share, a transaction worth $190.6K. 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
6,259
Price
$30.46
Total value
$190.6K
InsiderLewis William
RoleDirector
CompanyInsmed Incorporated (INSM)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateMarch 19, 2026
Filing dateMarch 20, 2026
Shares owned after307,444
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.