Smith Michael Alexander sold INSM

September 2, 2025 · Form 4 insider transaction

Smith Michael Alexander sold 4,944 shares of Insmed Incorporated at $145.18 per share, a transaction worth $717.8K. 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
4,944
Price
$145.18
Total value
$717.8K
Role
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateSeptember 2, 2025
Filing dateSeptember 4, 2025
Shares owned after56,085
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

This transaction was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on February 27, 2025, in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.; This is the weighted average sales price representing 4,944 shares sold at prices ranging from $144.72 to $145.57 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