Arkolith/Insider Trading/IRON/Form 4

Quisel John D

Chief Executive Officer, DirectorDisc Medicine, Inc. (IRON) · full profile →Form 4 · filed Jun 23, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.4M
Net Open-Market Flow
-$2.4M
Transactions
5
4 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 18, 2026Option exercise(M)34K$9.86$335K260K
Jun 18, 2026Sell(S)23K$69.92$1.6M237K
Jun 18, 2026Sell(S)10K$70.70$673K228K
Jun 18, 2026Sell(S)2K$71.61$111K226K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 18, 2026Option exercise(M)34K—$041K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-279779) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML