Bitterman Kevin sold IRON

December 16, 2025 · Form 4 insider transaction

Bitterman Kevin sold 18,666 shares of Disc Medicine, Inc. at $91.24 per share, a transaction worth $1.70M. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 0 days after the transaction.

Direction
Disposed (sell-side)
Shares
18,666
Price
$91.24
Total value
$1.70M
RoleDirector
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateDecember 16, 2025
Filing dateDecember 16, 2025
Shares owned after337,698
OwnershipIndirect
10b5-1 planNo
AmendedNo

Footnotes

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.00 to $91.705 inclusive.; These shares are held by Atlas Venture Opportunity Fund II, LP ("Opportunity II"). The general partner of Opportunity II is Atlas Venture Associates Opportunity II, LP ("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