Form 4 Tracker
Disc Medicine, Inc.
IRON

34 insider filings · Latest: Aug 12, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Nov 25, 2024Nov 25 9:46 PMWILLIAM SAVAGE
Proposed Sale
14,183$64.96$921.3K

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Nov 15, 2024Nov 15 9:39 PMWILLIAM SAVAGE
Proposed Sale
9,158$60.67$555.6K

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Nov 4, 2024Nov 4 9:07 PMWhite William Richard
Proposed Sale
7,136$47.13$336.3K

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Nov 1, 2024Nov 1 8:19 PMWhite William Richard
Proposed Sale
2,158$44.82$96.7K

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Sep 16, 2024Sep 16 8:39 PMWILLIAM SAVAGE
Proposed Sale
1,500$47.79$71.7K

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Sep 3, 2024Sep 3 8:15 PMWILLIAM SAVAGE
Proposed Sale
1,500$50.82$76.2K

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Page 7 of 7

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Aug 12, 2026Aug 14 11:14 PMJonathan Yen-Wen YuChief Operating Officer
Option Exercise
804$13.5022,943(D)

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Aug 6, 2026Aug 7 9:32 PMRahul KharaChief Legal Officer
Option Exercise
5,000$14.6949,804(D)

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Jul 13, 2026Jul 14 10:32 PMJohn D QuiselDirector, Chief Executive Officer
Option Exercise
33,000$13.50124,586(D)

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Jul 7, 2026Jul 9 11:35 PMJonathan Yen-Wen YuChief Operating Officer
Option Exercise
100$13.5023,747(D)

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Jun 29, 2026Jun 30 9:49 PMRahul KharaChief Legal Officer
Option Exercise
1,649$14.6954,804(D)

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Jun 26, 2026Jun 30 9:49 PMRahul KharaChief Legal Officer
Option Exercise
851$14.6956,453(D)

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Jun 26, 2026Jun 30 9:45 PMJonathan Yen-Wen YuChief Operating Officer
Option Exercise
300$13.5023,847(D)

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Jun 22, 2026Jun 25 12:34 AMJonathan Yen-Wen YuChief Operating Officer
Option Exercise
9,700$13.5024,147(D)

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Jun 18, 2026Jun 23 9:21 PMRahul KharaChief Legal Officer
Option Exercise
7,500$14.6957,304(D)

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Jun 18, 2026Jun 23 9:16 PMJohn D QuiselDirector, Chief Executive Officer
Option Exercise
34,000$9.8641,375(D)

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Jun 18, 2026Jun 23 9:04 PMWilliam Richard WhiteDirector
Grant/Award
6,212$70.796,212(D)

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Jun 18, 2026Jun 23 9:01 PMLiam RatcliffeDirector
Grant/Award
6,212$70.796,212(D)

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Jun 18, 2026Jun 23 9:00 PMDonald William NicholsonDirector
Grant/Award
6,212$70.796,212(D)

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Jun 18, 2026Jun 23 8:59 PMGeorges GemayelDirector
Grant/Award
6,212$70.796,212(D)

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Jun 18, 2026Jun 23 8:58 PMMark ChinDirector
Grant/Award
6,212$70.796,212(D)

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Jun 18, 2026Jun 23 8:56 PMKevin BittermanDirector
Grant/Award
6,212$70.796,212(D)

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Jun 18, 2026Jun 23 8:54 PMNadim AhmedDirector
Grant/Award
5,176$70.795,176(D)

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Jun 16, 2026Jun 18 8:43 PMJonathan Yen-Wen YuChief Operating Officer
Option Exercise
18,612$9.8631,951(D)

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Feb 10, 2026Feb 12 12:50 AMRahul KharaChief Legal Officer
Grant/Award
25,500$74.7525,500(D)

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Feb 10, 2026Feb 12 12:46 AMPamela StephensonChief Commercial Officer
Grant/Award
25,500$74.7525,500(D)

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