Bonstein Sara sold INSM
January 7, 2026 · Form 4 insider transaction
Bonstein Sara sold 1,678 shares of Insmed Incorporated at $175.07 per share, a transaction worth $293.8K. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Disposed (sell-side)
Shares
1,678
Price
$175.07
Total value
$293.8K
InsiderBonstein Sara
RoleDirector
CompanyInsmed Incorporated (INSM)
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateJanuary 7, 2026
Filing dateJanuary 8, 2026
Shares owned after81,953
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Shares sold to satisfy tax withholding obligations upon the vesting of Restricted Stock Units and to cover related broker fees.