Bitterman Kevin sold IRON

September 1, 2026 · Form 4 insider transaction

Bitterman Kevin sold 58 shares of Disc Medicine, Inc. at $79.95 per share, a transaction worth $4.6K. 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
58
Price
$79.95
Total value
$4.6K
RoleDirector
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateSeptember 1, 2026
Filing dateSeptember 3, 2026
Shares owned after337,427
OwnershipIndirect
10b5-1 planYes
AmendedNo

Footnotes

Shares were sold pursuant to a Rule 10b5-1 trading plan adopted on July 30, 2026.; These shares are held by Atlas Venture Opportunity Fund II, L.P. ("Opportunity II"). The general partner of Opportunity II is Atlas Venture Associates Opportunity II, L.P. ("Associates II"). Atlas Venture Associates Opportunity II, LLC ("Associates II LLC") is the general partner of Associates II. The Reporting Person is a member of Associates II LLC and disclaims beneficial ownership of such securities held by Opportunity II, except to the extent of his pecuniary interest therein, if any.

View the original Form 4 on SEC EDGAR