Flammer Martina M.D. sold INSM

December 1, 2025 · Form 4 insider transaction

Flammer Martina M.D. sold 1,450 shares of Insmed Incorporated at $205.98 per share, a transaction worth $298.7K. 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
1,450
Price
$205.98
Total value
$298.7K
Role
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateDecember 1, 2025
Filing dateDecember 3, 2025
Shares owned after90,556
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 1,450 shares sold at prices ranging from $205.45 to $206.39 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