Lewis William sold INSM

June 25, 2026 · Form 4 insider transaction

Lewis William sold 2,456 shares of Insmed Incorporated at $105.27 per share, a transaction worth $258.5K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction
Disposed (sell-side)
Shares
2,456
Price
$105.27
Total value
$258.5K
RoleDirector
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateJune 25, 2026
Filing dateJune 26, 2026
Shares owned after260,209
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.; This is the weighted average sales price representing 2,456 shares sold at prices ranging from $104.90 to $105.88 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.

View the original Form 4 on SEC EDGAR