Insider Transactions Reported by 30 Insiders of Disc Medicine, Inc.

Symbol
IRON on Nasdaq
Location
Watertown, MA

Insiders trading volume in the past year

Disc Medicine, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Braden M. Leonard 10%+ Owner $354,993,375 26 Oct 2022
AI DMI LLC 10%+ Owner $226,473,078 -$59,873,462 -21% 22 Oct 2025
Atlas Venture Fund X, L.P. 10%+ Owner $108,274,637 23 Jan 2024
Novo Holdings A/S 10%+ Owner $73,790,726 28 Jun 2023
James B. Tananbaum Director, 10%+ Owner $27,837,975 04 Oct 2021
Atlas Venture Opportunity Fund II, L.P. 10%+ Owner $14,769,754 29 Dec 2022
John D. Quisel Chief Executive Officer, Director $14,210,383 -$6,767,686 -32% 17 Feb 2026
Dr. Mona Ashiya Director $10,093,734 -$3,142,470 -24% 11 Jun 2025
ORBIMED ADVISORS LLC Director $10,093,734 -$3,142,470 -24% 24 Mar 2025
William Jacob Savage Chief Medical Officer $5,658,777 -$2,474,409 -30% 02 Mar 2026
Pamela Stephenson Chief Commercial Officer $5,091,534 -$347,679 -6.4% 17 Feb 2026
Jean M. Franchi Chief Financial Officer $4,902,349 -$1,083,452 -18% 25 Feb 2026
Jonathan Yen-Wen Yu Chief Operating Officer $3,414,806 -$2,744,023 -45% 17 Feb 2026
Rahul Khara Chief Legal Officer $3,279,594 -$760,551 -19% 17 Feb 2026
Joanne Bryce Chief Financial Officer $1,600,937 10 Jan 2024
Kevin Bitterman Director $1,281,769 -$36,590,630 -97% 17 Dec 2025
Brian Piekos Cfo $1,191,655 31 May 2022
Brian Richard MacDonald Chief Innovation Officer $904,615 28 Jun 2023
William Richard White Director $0 11 Jun 2025
Liam Ratcliffe Director 11 Jun 2025
Georges Gemayel Director 16 Sep 2025
Donald William Nicholson Director 11 Jun 2025
Nadim Ahmed Director 14 Jul 2025
Mark Chin Director 11 Jun 2025
Backstrom Jay T. Director 29 Dec 2022
Jason Patrick Meyenburg Chief Executive Officer, Director 03 Jan 2022
David Charles Lubner Director 04 Oct 2021
Tuyen Ong Director 04 Oct 2021
Carl L. Gordon Director, 10%+ Owner 04 Oct 2021
Jason P. Rhodes Director, 10%+ Owner 04 Oct 2021

Recent Insider Transactions by Companies or Individuals for Disc Medicine, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
William Jacob Savage IRON Common Stock Sale -7.97% $486,069 $65.88 -7,378 85,211 02 Mar 2026 Direct
Jean M. Franchi IRON Common Stock Sale -0.49% $24,377 $69.06 -353 70,990 25 Feb 2026 Direct
Jean M. Franchi IRON Common Stock Sale -9.03% $463,573 $65.47 -7,081 71,343 18 Feb 2026 Direct
Jean M. Franchi IRON Common Stock Sale -4.94% $256,154 $62.86 -4,075 78,424 17 Feb 2026 Direct
Rahul Khara IRON Common Stock Sale -5.18% $179,340 $62.86 -2,853 52,173 17 Feb 2026 Direct
Pamela Stephenson IRON Common Stock Sale -6.39% $347,679 $62.86 -5,531 80,998 17 Feb 2026 Direct
William Jacob Savage IRON Common Stock Sale -3.4% $204,672 $62.86 -3,256 92,589 17 Feb 2026 Direct
Jonathan Yen-Wen Yu IRON Common Stock Sale -5.61% $203,101 $62.86 -3,231 54,324 17 Feb 2026 Direct
John D. Quisel IRON Common Stock Sale -5.54% $833,775 $62.86 -13,264 226,064 17 Feb 2026 Direct
Rahul Khara IRON Common Stock Award 44.7% 17,000 55,026 10 Feb 2026 Direct
Rahul Khara IRON Stock Option (Right to Buy) Award 25,500 25,500 10 Feb 2026 Direct
Pamela Stephenson IRON Common Stock Award 24.4% 17,000 86,529 10 Feb 2026 Direct
Pamela Stephenson IRON Stock Option (Right to Buy) Award 25,500 25,500 10 Feb 2026 Direct
William Jacob Savage IRON Common Stock Award 21.6% 17,000 95,845 10 Feb 2026 Direct
William Jacob Savage IRON Stock Option (Right to Buy) Award 25,500 25,500 10 Feb 2026 Direct
Jonathan Yen-Wen Yu IRON Common Stock Award 41.9% 17,000 57,555 10 Feb 2026 Direct
Jonathan Yen-Wen Yu IRON Stock Option (Right to Buy) Award 25,500 25,500 10 Feb 2026 Direct
Jean M. Franchi IRON Common Stock Award 29.9% 19,000 82,499 10 Feb 2026 Direct
Jean M. Franchi IRON Stock Option (Right to Buy) Award 25,500 25,500 10 Feb 2026 Direct
John D. Quisel IRON Common Stock Award 30% 55,200 239,328 10 Feb 2026 Direct
John D. Quisel IRON Stock Option (Right to Buy) Award 82,800 82,800 10 Feb 2026 Direct
Rahul Khara IRON Common Stock Sale -2.58% $69,740 $69.74 -1,000 37,793 20 Jan 2026 Direct
Rahul Khara IRON Common Stock Options Exercise 2.65% 1,000 38,793 20 Jan 2026 Direct
Rahul Khara IRON Stock Option (Right to Buy) Options Exercise -4.49% -1,000 21,270 20 Jan 2026 Direct
Rahul Khara IRON Common Stock Sale -14.7% $511,472 $78.69 -6,500 37,793 02 Jan 2026 Direct
Rahul Khara IRON Common Stock Options Exercise 17.2% 6,500 44,293 02 Jan 2026 Direct
Rahul Khara IRON Stock Option (Right to Buy) Options Exercise -22.6% -6,500 22,270 02 Jan 2026 Direct
William Jacob Savage IRON Common Stock Options Exercise 4.15% 3,143 78,845 22 Dec 2025 Direct
William Jacob Savage IRON Stock Option (Right to Buy) Options Exercise -54.5% -3,143 2,628 22 Dec 2025 Direct
John D. Quisel IRON Common Stock Options Exercise 7.16% 12,300 184,128 19 Dec 2025 Direct
John D. Quisel IRON Stock Option (Right to Buy) Options Exercise -6.2% -12,300 186,120 19 Dec 2025 Direct
Kevin Bitterman IRON Common Stock Sale -5.11% $68,968 $91.47 -754 14,013 17 Dec 2025 See footnote
Kevin Bitterman IRON Common Stock Sale -83% $6,288,535 $91.24 -68,923 14,161 16 Dec 2025 See footnote
Kevin Bitterman IRON Common Stock Sale -100% $643,090 $91.87 -7,000 0 15 Dec 2025 Direct
Kevin Bitterman IRON Common Stock Options Exercise 7,000 7,000 15 Dec 2025 Direct
Kevin Bitterman IRON Common Stock Sale -68.7% $5,722,608 $91.28 -62,693 28,520 15 Dec 2025 See footnote
Kevin Bitterman IRON Stock Option (Right to Buy) Options Exercise -100% -7,000 0 15 Dec 2025 Direct
William Jacob Savage IRON Common Stock Sale -14.8% $1,194,372 $91.22 -13,093 75,702 15 Dec 2025 Direct
Kevin Bitterman IRON Common Stock Sale -52.3% $4,204,407 $92.39 -45,507 41,519 12 Dec 2025 See footnote
John D. Quisel IRON Common Stock Sale -18.9% $3,721,931 $93.05 -40,000 171,828 11 Dec 2025 Direct
John D. Quisel IRON Common Stock Options Exercise 23.3% 40,000 211,828 11 Dec 2025 Direct
John D. Quisel IRON Stock Option (Right to Buy) Options Exercise -34.7% -40,000 75,375 11 Dec 2025 Direct
Jonathan Yen-Wen Yu IRON Common Stock Sale -42.5% $2,540,923 $84.70 -30,000 40,555 11 Nov 2025 Direct
Jonathan Yen-Wen Yu IRON Common Stock Options Exercise 74% 30,000 70,555 11 Nov 2025 Direct
Jonathan Yen-Wen Yu IRON Stock Option (Right to Buy) Options Exercise -79.1% -30,000 7,941 11 Nov 2025 Direct
Ai Dmi Llc IRON Common Stock Sale -20.9% $59,873,462 $80.47 -744,047 2,814,379 22 Oct 2025 Direct
Kevin Bitterman IRON Common Stock Sale -15.4% $6,223,934 $88.91 -70,000 385,549 17 Oct 2025 See footnote
Kevin Bitterman IRON Common Stock Sale -0.3% $109,882 $77.11 -1,425 477,036 16 Oct 2025 See footnote
Kevin Bitterman IRON Common Stock Sale -4.43% $1,711,436 $77.23 -22,160 478,461 15 Oct 2025 See footnote
Kevin Bitterman IRON Common Stock Sale -12.6% $5,079,007 $70.58 -71,961 500,621 08 Oct 2025 See footnote
* An asterisk sign (*) next to the price indicates that the price is likely invalid.