InsiderTrades

Form 4 for IRON Disc Medicine, Inc.

Accepted 2026-07-14 18:32:13 ET · period of report 2026-07-13 · accession 0001193125-26-303535 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DMT 2026-07-14 18:32 2026-07-13 IRON Quisel John D CEO, Dir M - OptEx $10.68 +33.0K 259.1K +15% +$352.4K
DMT 2026-07-14 18:32 2026-07-13 IRON Quisel John D CEO, Dir S - Sale+OE $74.96 -33.0K 226.1K -13% -$2.47M
DMT 2026-07-14 18:32 2026-07-13 IRON Quisel John D CEO, Dir M - OptEx $0.00 -33.0K 124.6K -21% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-07-13 M A 25,584 $9.86 251,648 D — — (F1) These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026.
2 Common Common Stock 2026-07-13 M A 7,416 $13.50 259,064 D — — (F1) These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026.
3 Common Common Stock 2026-07-13 S D 9,704 $74.27 249,360 D — — (F1) These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026. (F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.62 to $74.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3) and (4) to this Form 4.
4 Common Common Stock 2026-07-13 S D 16,896 $74.95 232,464 D — — (F1) These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026. (F3) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.62 to $75.50, inclusive.
5 Common Common Stock 2026-07-13 S D 6,400 $76.05 226,064 D — — (F1) These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026. (F4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.83 to $76.29, inclusive.
6 Derivative Stock Option (Right to Buy) 2026-07-13 M D 25,584 $0.00 15,791 D $9.86 · — to 2031-09-13 25,584 Common Stock (F1) These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026. (F5) The shares underlying this option are fully vested and exercisable as of the date hereof.
7 Derivative Stock Option (Right to Buy) 2026-07-13 M D 7,416 $0.00 124,586 D $13.50 · — to 2032-12-28 7,416 Common Stock (F1) These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2026. (F6) The shares underlying this option vest in 48 equal monthly installments following December 29, 2022, subject to the Reporting Person's continued service on each such vesting date.