Yu Jonathan Yen-Wen bought IRON

November 11, 2025 · Form 4 insider transaction

Yu Jonathan Yen-Wen bought 30,000 shares of Disc Medicine, Inc. at $2.65 per share, a transaction worth $79.5K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.

Direction
Acquired (buy-side)
Shares
30,000
Price
$2.65
Total value
$79.5K
RoleOfficer
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateNovember 11, 2025
Filing dateNovember 13, 2025
Shares owned after70,555
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

The transactions reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted on July 22, 2025.

View the original Form 4 on SEC EDGAR