Lewis William sold INSM
May 4, 2026 · Form 4 insider transaction
Lewis William sold 381 shares of Insmed Incorporated at $139.60 per share, a transaction worth $53.2K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Disposed (sell-side)
Shares
381
Price
$139.60
Total value
$53.2K
InsiderLewis William
RoleDirector
CompanyInsmed Incorporated (INSM)
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateMay 4, 2026
Filing dateMay 6, 2026
Shares owned after301,185
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.