United States Biotechnology & Medical Research

Disc Medicine Inc (IRON)

Track

Over the past 90 days, Disc Medicine Inc. insiders have executed 21 transactions, all of which were sales totaling approximately $14.23 million. Key executives, including the CEO and COO, have consistently offloaded shares through planned and proposed sales. These transactions occurred following the company's May 2026 earnings report, which showed a 7.3% earnings beat.
Ticker: IRON Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Disc Medicine Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Quisel John D
Chief Executive Officer
3 sales — total 300,000 USD
Planned sale 13 Jul 2026
Value US$3,643,924.54 | Price 33.91 | Shares 68,116
Planned sale 13 Jul 2026
Value US$1,856,727.89 | Price 203.60 | Shares 3,238
Planned sale 13 Jul 2026
Value US$100,000.00 | Price 74.27 | Shares 1,000
Proposed sale 13 Jul 2026
Value US$995,538.76 | Price 43.54 | Shares 95,830
Planned sale 7 Jul 2026
Value US$100,000.00 | Price 82.50 | Shares 1,000
Proposed sale 7 Jul 2026
Value US$100,000.00 | Price 77.01 | Shares 1,000
Planned sale 29 Jun 2026
Value US$123,675.00 | Price 75.00 | Shares 1,649
Planned sale 26 Jun 2026
Value US$63,825.00 | Price 75.00 | Shares 851
Planned sale 26 Jun 2026
Value US$21,750.00 | Price 72.50 | Shares 300
Proposed sale 26 Jun 2026
Value US$175,400.00 | Price 70.16 | Shares 2,500
Planned sale 22 Jun 2026
Value US$704,795.21 | Price 72.66 | Shares 9,700
Proposed sale 22 Jun 2026
Value US$707,900.00 | Price 70.79 | Shares 10,000
Proposed sale 22 Jun 2026
Value US$707,900.00 | Price 70.79 | Shares 10,000
Planned sale 18 Jun 2026
Value US$35,811.00 | Price 71.62 | Shares 500
Planned sale 18 Jun 2026
Value US$113,161.12 | Price 70.73 | Shares 1,600
Planned sale 18 Jun 2026
Value US$377,688.42 | Price 69.94 | Shares 5,400
Planned sale 18 Jun 2026
Value US$111,071.14 | Price 71.61 | Shares 1,551
Planned sale 18 Jun 2026
Value US$673,205.40 | Price 70.70 | Shares 9,522
Planned sale 18 Jun 2026
Value US$1,603,019.16 | Price 69.92 | Shares 22,927
Proposed sale 18 Jun 2026
Value US$2,387,140.00 | Price 70.21 | Shares 34,000
Proposed sale 18 Jun 2026
Value US$526,575.00 | Price 70.21 | Shares 7,500
Planned sale 16 Jun 2026
Value US$486,699.20 | Price 69.92 | Shares 6,961
Planned sale 16 Jun 2026
Value US$801,101.79 | Price 68.76 | Shares 11,651
Proposed sale 16 Jun 2026
Value US$1,304,515.08 | Price 70.09 | Shares 18,612
Planned sale 14 Apr 2026
Value US$433,234.05 | Price 69.24 | Shares 6,257
Planned sale 13 Apr 2026
Value US$146,976.06 | Price 66.81 | Shares 2,200
Planned sale 13 Apr 2026
Value US$233,472.90 | Price 66.12 | Shares 3,531
Planned sale 13 Apr 2026
Value US$27,600.00 | Price 69.00 | Shares 400
Proposed sale 13 Apr 2026
Value US$380,079.92 | Price 66.32 | Shares 5,731
Planned sale 2 Mar 2026
Value US$198,297.27 | Price 66.41 | Shares 2,986
Planned sale 2 Mar 2026
Value US$287,771.75 | Price 65.52 | Shares 4,392
Proposed sale 2 Mar 2026
Value US$491,522.36 | Price 66.62 | Shares 7,378
Planned sale 25 Feb 2026
Value US$24,377.09 | Price 69.06 | Shares 353
Proposed sale 25 Feb 2026
Value US$464,062.00 | Price 66.20 | Shares 7,010
Planned sale 18 Feb 2026
Value US$242,734.71 | Price 65.89 | Shares 3,684
Planned sale 18 Feb 2026
Value US$220,837.95 | Price 65.01 | Shares 3,397
Proposed sale 18 Feb 2026
Value US$464,301.17 | Price 65.57 | Shares 7,081
Sale 17 Feb 2026
Value US$256,154.50 | Price 62.86 | Shares 4,075
Proposed sale 17 Feb 2026
Value US$227,996.25 | Price 55.95 | Shares 4,075
Sale 17 Feb 2026
Value US$179,339.58 | Price 62.86 | Shares 2,853
Proposed sale 17 Feb 2026
Value US$159,625.35 | Price 55.95 | Shares 2,853
Sale 17 Feb 2026
Value US$347,678.66 | Price 62.86 | Shares 5,531
Proposed sale 17 Feb 2026
Value US$309,459.45 | Price 55.95 | Shares 5,531
Sale 17 Feb 2026
Value US$204,672.16 | Price 62.86 | Shares 3,256
Proposed sale 17 Feb 2026
Value US$182,173.20 | Price 55.95 | Shares 3,256
Sale 17 Feb 2026
Value US$203,100.66 | Price 62.86 | Shares 3,231
Proposed sale 17 Feb 2026
Value US$180,774.45 | Price 55.95 | Shares 3,231
Sale 17 Feb 2026
Value US$833,775.04 | Price 62.86 | Shares 13,264
Proposed sale 17 Feb 2026
Value US$742,120.80 | Price 55.95 | Shares 13,264
Planned sale 20 Jan 2026
Value US$69,740.00 | Price 69.74 | Shares 1,000
Planned sale 2 Jan 2026
Value US$91,717.70 | Price 79.27 | Shares 1,157
Planned sale 2 Jan 2026
Value US$392,569.13 | Price 78.62 | Shares 4,993
Planned sale 2 Jan 2026
Value US$27,184.92 | Price 77.67 | Shares 350
Proposed sale 2 Jan 2026
Value US$595,575.00 | Price 79.41 | Shares 7,500
Sale 17 Dec 2025
Value US$13,537.56 | Price 91.47 | Shares 148
Sale 17 Dec 2025
Value US$19,483.11 | Price 91.47 | Shares 213
Sale 17 Dec 2025
Value US$35,947.71 | Price 91.47 | Shares 393
Proposed sale 17 Dec 2025
Value US$13,538.00 | Price 91.47 | Shares 148
Proposed sale 17 Dec 2025
Value US$19,483.00 | Price 91.47 | Shares 213
Proposed sale 17 Dec 2025
Value US$35,948.00 | Price 91.47 | Shares 393
Proposed sale 17 Dec 2025
Value US$74,822.00 | Price 91.47 | Shares 818
Proposed sale 17 Dec 2025
Value US$4,374.50 | Price 87.49 | Shares 50
Proposed sale 16 Dec 2025
Value US$1,002,616.00 | Price 92.00 | Shares 10,898
Proposed sale 16 Dec 2025
Value US$401,028.00 | Price 92.00 | Shares 4,359
Proposed sale 16 Dec 2025
Value US$521,272.00 | Price 92.00 | Shares 5,666
Proposed sale 16 Dec 2025
Value US$2,085,272.00 | Price 92.00 | Shares 22,666
Proposed sale 16 Dec 2025
Value US$3,637,670.43 | Price 91.47 | Shares 39,769
Proposed sale 16 Dec 2025
Value US$2,286,750.00 | Price 91.47 | Shares 25,000
Proposed sale 16 Dec 2025
Value US$4,756,440.00 | Price 91.47 | Shares 52,000
Proposed sale 16 Dec 2025
Value US$1,189,110.00 | Price 91.47 | Shares 13,000
Proposed sale 16 Dec 2025
Value US$914,700.00 | Price 91.47 | Shares 10,000
Sale 16 Dec 2025
Value US$1,310,115.16 | Price 91.24 | Shares 14,359
Sale 16 Dec 2025
Value US$1,703,085.84 | Price 91.24 | Shares 18,666
Sale 16 Dec 2025
Value US$3,275,333.52 | Price 91.24 | Shares 35,898
Sale 15 Dec 2025
Value US$643,090.00 | Price 91.87 | Shares 7,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-07-14 2026-07-13 PlS Planned sale
2.4
Quisel John D

Chief Executive Officer

Executive Director
68,116 -6.9%
33.91
US$3,643,925 		68,116 -6.9% 33.91 US$3,643,925
2026-07-14 2026-07-13 PlS Planned sale
2.4
Quisel John D

Chief Executive Officer

Executive Director
3,238 -32.9%
203.60
US$1,856,728 		3,238 -32.9% 203.60 US$1,856,728
2026-07-14 2026-07-13 PlS Planned sale
2.4
Quisel John D

Chief Executive Officer

Executive Director
40,840 +43.0%
111.35
US$1,458,001 		40,840 +43.0% 111.35 US$1,458,001
2026-07-13 2026-07-13 PrS Proposed sale
2.4
JOHN QUISEL

Director; Officer

Executive Director
1,000
76.59
US$100,000 		1,000 76.59 US$100,000
2026-07-09 2026-07-07 PlS Planned sale
2.5
Yu Jonathan Yen-Wen

Chief Operating Officer

Officer
1,000 -0.2%
82.50
US$100,000 		1,000 -0.2% 82.50 US$100,000
2026-07-07 2026-07-07 PrS Proposed sale
2.5
JONATHAN YU

Officer

Officer
1,000
77.01
US$100,000 		1,000 77.01 US$100,000
2026-06-30 2026-06-29 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
1,649 -3.1%
75.00
US$123,675 		1,649 -3.1% 75.00 US$123,675
2026-06-30 2026-06-26 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
851 -1.6%
75.00
US$63,825 		851 -1.6% 75.00 US$63,825
2026-06-30 2026-06-26 PlS Planned sale
2.5
Yu Jonathan Yen-Wen

Chief Operating Officer

Officer
300 -0.5%
72.50
US$21,750 		300 -0.5% 72.50 US$21,750
2026-06-26 2026-06-26 PrS Proposed sale
1.6
RAHUL KHARA

Officer

Officer
2,500
70.16
US$175,400 		2,500 70.16 US$175,400
2026-06-24 2026-06-22 PlS Planned sale
2.5
Yu Jonathan Yen-Wen

Chief Operating Officer

Officer
9,700 -15.2%
72.66
US$704,795 		9,700 -15.2% 72.66 US$704,795
2026-06-22 2026-06-22 PrS Proposed sale
2.5
JONATHAN YU

Officer

Officer
10,000
70.79
US$707,900 		10,000 70.79 US$707,900
2026-06-22 2026-06-22 PrS Proposed sale
2.5
JONATHAN YU

Officer

Officer
10,000
70.79
US$707,900 		10,000 70.79 US$707,900
2026-06-23 2026-06-18 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
500 -0.9%
71.62
US$35,811 		500 -0.9% 71.62 US$35,811
2026-06-23 2026-06-18 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
1,600 -2.9%
70.73
US$113,161 		1,600 -2.9% 70.73 US$113,161
2026-06-23 2026-06-18 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
5,400 -9.0%
69.94
US$377,688 		5,400 -9.0% 69.94 US$377,688
2026-06-23 2026-06-18 PlS Planned sale
2.4
Quisel John D

Chief Executive Officer

Executive Director
1,551 -0.7%
71.61
US$111,071 		1,551 -0.7% 71.61 US$111,071
2026-06-23 2026-06-18 PlS Planned sale
2.4
Quisel John D

Chief Executive Officer

Executive Director
9,522 -4.0%
70.70
US$673,205 		9,522 -4.0% 70.70 US$673,205
2026-06-23 2026-06-18 PlS Planned sale
2.4
Quisel John D

Chief Executive Officer

Executive Director
22,927 -8.8%
69.92
US$1,603,019 		22,927 -8.8% 69.92 US$1,603,019
2026-06-18 2026-06-18 PrS Proposed sale
2.4
JOHN QUISEL

Director; Officer

Executive Director
34,000
70.21
US$2,387,140 		34,000 70.21 US$2,387,140
2026-06-18 2026-06-18 PrS Proposed sale
1.6
RAHUL KHARA

Officer

Officer
7,500
70.21
US$526,575 		7,500 70.21 US$526,575
2026-06-18 2026-06-16 PlS Planned sale
2.5
Yu Jonathan Yen-Wen

Chief Operating Officer

Officer
6,961 -11.4%
69.92
US$486,699 		6,961 -11.4% 69.92 US$486,699
2026-06-18 2026-06-16 PlS Planned sale
2.5
Yu Jonathan Yen-Wen

Chief Operating Officer

Officer
11,651 -16.0%
68.76
US$801,102 		11,651 -16.0% 68.76 US$801,102
2026-06-16 2026-06-16 PrS Proposed sale
2.5
JONATHAN YU

Officer

Officer
18,612
70.09
US$1,304,515 		18,612 70.09 US$1,304,515
2026-04-15 2026-04-14 PlS Planned sale
2.4
Franchi Jean M.

Chief Financial Officer

Officer
6,257 -8.9%
69.24
US$433,234 		6,257 -8.9% 69.24 US$433,234
2026-04-15 2026-04-13 PlS Planned sale
2.5
Savage William Jacob

Chief Medical Officer

Officer
2,200 -2.7%
66.81
US$146,976 		2,200 -2.7% 66.81 US$146,976
2026-04-15 2026-04-13 PlS Planned sale
2.5
Savage William Jacob

Chief Medical Officer

Officer
3,531 -4.1%
66.12
US$233,473 		3,531 -4.1% 66.12 US$233,473
2026-04-15 2026-04-13 PlS Planned sale
2.4
Franchi Jean M.

Chief Financial Officer

Officer
400 -0.6%
69.00
US$27,600 		400 -0.6% 69.00 US$27,600
2026-04-13 2026-04-13 PrS Proposed sale
2.5
WILLIAM SAVAGE

Officer

Officer
5,731
66.32
US$380,080 		5,731 66.32 US$380,080
2026-03-04 2026-03-02 PlS Planned sale
2.5
Savage William Jacob

Chief Medical Officer

Officer
2,986 -3.4%
66.41
US$198,297 		2,986 -3.4% 66.41 US$198,297
2026-03-04 2026-03-02 PlS Planned sale
2.5
Savage William Jacob

Chief Medical Officer

Officer
4,392 -4.7%
65.52
US$287,772 		4,392 -4.7% 65.52 US$287,772
2026-03-02 2026-03-02 PrS Proposed sale
2.5
WILLIAM SAVAGE

Officer

Officer
7,378
66.62
US$491,522 		7,378 66.62 US$491,522
2026-02-27 2026-02-25 PlS Planned sale
2.4
Franchi Jean M.

Chief Financial Officer

Officer
353 -0.5%
69.06
US$24,377 		353 -0.5% 69.06 US$24,377
2026-02-25 2026-02-25 PrS Proposed sale
2.4
JEAN FRANCHI

Officer

Officer
7,010
66.20
US$464,062 		7,010 66.20 US$464,062
2026-02-19 2026-02-18 PlS Planned sale
2.4
Franchi Jean M.

Chief Financial Officer

Officer
3,684 -4.9%
65.89
US$242,735 		3,684 -4.9% 65.89 US$242,735
2026-02-19 2026-02-18 PlS Planned sale
2.4
Franchi Jean M.

Chief Financial Officer

Officer
3,397 -4.3%
65.01
US$220,838 		3,397 -4.3% 65.01 US$220,838
2026-02-18 2026-02-18 PrS Proposed sale
2.4
JEAN FRANCHI

Officer

Officer
7,081
65.57
US$464,301 		7,081 65.57 US$464,301
2026-02-19 2026-02-17 S Sale
2.4
Franchi Jean M.

Chief Financial Officer

Officer
4,075 -4.9%
62.86
US$256,154 		4,075 -4.9% 62.86 US$256,154
2026-02-17 2026-02-17 S Sale
1.6
Khara Rahul

Chief Legal Officer

Officer
2,853 -5.2%
62.86
US$179,340 		2,853 -5.2% 62.86 US$179,340
2026-02-17 2026-02-17 S Sale
2.5
Stephenson Pamela

Chief Commercial Officer

Officer
5,531 -6.4%
62.86
US$347,679 		5,531 -6.4% 62.86 US$347,679
2026-02-17 2026-02-17 S Sale
2.5
Savage William Jacob

Chief Medical Officer

Officer
3,256 -3.4%
62.86
US$204,672 		3,256 -3.4% 62.86 US$204,672
2026-02-17 2026-02-17 S Sale
2.5
Yu Jonathan Yen-Wen

Chief Operating Officer

Officer
3,231 -5.6%
62.86
US$203,101 		3,231 -5.6% 62.86 US$203,101
2026-02-17 2026-02-17 S Sale
2.4
Quisel John D

Chief Executive Officer

Executive Director
13,264 -5.5%
62.86
US$833,775 		13,264 -5.5% 62.86 US$833,775
2026-02-17 2026-02-17 PrS Proposed sale
1.6
Khara Rahul

Officer

Officer
2,853
55.95
US$159,625 		2,853 55.95 US$159,625
2026-02-17 2026-02-17 PrS Proposed sale
2.5
Stephenson Pamela

Officer

Officer
5,531
55.95
US$309,459 		5,531 55.95 US$309,459
2026-02-17 2026-02-17 PrS Proposed sale
2.5
Savage William Jacob

Officer

Officer
3,256
55.95
US$182,173 		3,256 55.95 US$182,173
2026-02-17 2026-02-17 PrS Proposed sale
2.5
Yu Jonathan Yen-Wen

Officer

Officer
3,231
55.95
US$180,774 		3,231 55.95 US$180,774
2026-02-17 2026-02-17 PrS Proposed sale
2.4
Franchi Jean M.

Officer

Officer
4,075
55.95
US$227,996 		4,075 55.95 US$227,996
2026-02-17 2026-02-17 PrS Proposed sale
2.4
Quisel John D

Officer; Director

Executive Director
13,264
55.95
US$742,121 		13,264 55.95 US$742,121
2026-01-21 2026-01-20 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
1,000 -2.6%
69.74
US$69,740 		1,000 -2.6% 69.74 US$69,740
2026-01-05 2026-01-02 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
1,157 -3.0%
79.27
US$91,718 		1,157 -3.0% 79.27 US$91,718
2026-01-05 2026-01-02 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
4,993 -11.4%
78.62
US$392,569 		4,993 -11.4% 78.62 US$392,569
2026-01-05 2026-01-02 PlS Planned sale
1.6
Khara Rahul

Chief Legal Officer

Officer
350 -0.8%
77.67
US$27,185 		350 -0.8% 77.67 US$27,185
2026-01-02 2026-01-02 PrS Proposed sale
1.6
RAHUL KHARA

Officer

Officer
7,500
79.41
US$595,575 		7,500 79.41 US$595,575
2025-12-18 2025-12-17 S Sale
3.8
Bitterman Kevin
Non-Executive Director
148 -1.0%
91.47
US$13,538 		148 -1.0% 91.47 US$13,538
2025-12-18 2025-12-17 S Sale
3.8
Bitterman Kevin
Non-Executive Director
213 -0.1%
91.47
US$19,483 		213 -0.1% 91.47 US$19,483
2025-12-18 2025-12-17 S Sale
3.8
Bitterman Kevin
Non-Executive Director
393 -0.1%
91.47
US$35,948 		393 -0.1% 91.47 US$35,948
2025-12-17 2025-12-17 PrS Proposed sale
Atlas Venture Fund XII, LP

Shareholder
148
91.47
US$13,538 		148 91.47 US$13,538
2025-12-17 2025-12-17 PrS Proposed sale
3.4
Atlas Venture Opportunity Fund II, LP

Shareholder
213
91.47
US$19,483 		213 91.47 US$19,483
2025-12-17 2025-12-17 PrS Proposed sale
Atlas Venture Opportunity Fund I, LP

Shareholder
393
91.47
US$35,948 		393 91.47 US$35,948
2025-12-17 2025-12-17 PrS Proposed sale
3.3
Atlas Venture Fund X, LP

Shareholder
818
91.47
US$74,822 		818 91.47 US$74,822
2025-12-17 2025-12-17 PrS Proposed sale
2.5
AI DMI LLC

Affiliate
50
87.49
US$4,374 		50 87.49 US$4,374
2025-12-16 2025-12-16 PrS Proposed sale
Atlas Venture Opportunity Fund I, LP

Shareholder
10,898
92.00
US$1,002,616 		10,898 92.00 US$1,002,616
2025-12-16 2025-12-16 PrS Proposed sale
Atlas Venture Fund XII, LP

Shareholder
4,359
92.00
US$401,028 		4,359 92.00 US$401,028
2025-12-16 2025-12-16 PrS Proposed sale
3.4
Atlas Venture Opportunity Fund II, LP

Shareholder
5,666
92.00
US$521,272 		5,666 92.00 US$521,272
2025-12-16 2025-12-16 PrS Proposed sale
3.3
Atlas Venture Fund X, LP

Shareholder
22,666
92.00
US$2,085,272 		22,666 92.00 US$2,085,272
2025-12-16 2025-12-16 PrS Proposed sale
2.5
AI DMI LLC

Affiliate
39,769
91.47
US$3,637,670 		39,769 91.47 US$3,637,670
2025-12-16 2025-12-16 PrS Proposed sale
Atlas Venture Opportunity Fund I, L.P.

Shareholder
25,000
91.47
US$2,286,750 		25,000 91.47 US$2,286,750
2025-12-16 2025-12-16 PrS Proposed sale
3.3
Atlas Venture Fund X, L.P.

Shareholder
52,000
91.47
US$4,756,440 		52,000 91.47 US$4,756,440
2025-12-16 2025-12-16 PrS Proposed sale
3.4
Atlas Venture Opportunity Fund II, L.P.

Shareholder
13,000
91.47
US$1,189,110 		13,000 91.47 US$1,189,110
2025-12-16 2025-12-16 PrS Proposed sale
Atlas Venture Associates XII, L.P.

Shareholder
10,000
91.47
US$914,700 		10,000 91.47 US$914,700
2025-12-16 2025-12-16 S Sale
3.8
Bitterman Kevin
Non-Executive Director
14,359 -50.3%
91.24
US$1,310,115 		14,359 -50.3% 91.24 US$1,310,115
2025-12-16 2025-12-16 S Sale
3.8
Bitterman Kevin
Non-Executive Director
18,666 -5.2%
91.24
US$1,703,086 		18,666 -5.2% 91.24 US$1,703,086
2025-12-16 2025-12-16 S Sale
3.8
Bitterman Kevin
Non-Executive Director
35,898 -9.3%
91.24
US$3,275,334 		35,898 -9.3% 91.24 US$3,275,334
2025-12-16 2025-12-15 S Sale
3.8
Bitterman Kevin
Non-Executive Director
7,000 -100.0%
91.87
US$643,090 		7,000 -100.0% 91.87 US$643,090
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