Lewis William bought INSM
January 2, 2026 · Form 4 insider transaction
Lewis William bought 21,172 shares of Insmed Incorporated, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
21,172
Price
N/A
Total value
N/A
InsiderLewis William
RoleDirector
CompanyInsmed Incorporated (INSM)
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateJanuary 2, 2026
Filing dateJanuary 6, 2026
Shares owned after325,083
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Represents Restricted Stock Units (RSUs), each representing a contingent right to receive one share of Common Stock, granted pursuant to the Company's Amended and Restated 2019 Incentive Plan, as amended. The RSUs vest as follows: 25% on the first day of the first month following the first anniversary of the date of grant (the Initial Vesting Date) and 25% on each anniversary of the Initial Vesting Date until fully vested.; Each RSU was granted on January 2, 2026 for no consideration.