Quisel John D bought IRON
August 17, 2026 · Form 4 insider transaction
Quisel John D bought 33,000 shares of Disc Medicine, Inc. at $13.50 per share, a transaction worth $445.5K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
33,000
Price
$13.50
Total value
$445.5K
InsiderQuisel John D
RoleOfficer, Director
CompanyDisc Medicine, Inc. (IRON)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateAugust 17, 2026
Filing dateAugust 18, 2026
Shares owned after259,064
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026.