Arkolith/Insider Trading/IRON/Form 4

Quisel John D

Chief Executive Officer, DirectorDisc Medicine, Inc. (IRON) · full profile →Form 4 · filed Aug 18, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.6M
Net Open-Market Flow
-$2.6M
Transactions
5
4 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 17, 2026Option exercise(M)33K$13.50$446K259K
Aug 17, 2026Sell(S)8K$78.11$656K251K
Aug 17, 2026Sell(S)13K$79.20$1.0M238K
Aug 17, 2026Sell(S)12K$79.84$949K226K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Aug 17, 2026Option exercise(M)33K—$092K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-355841) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML

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