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Disc Medicine, Inc.

IRON Net selling

CIK 0001816736 #1749 in the set updated 17 Sep 2026

Bought (12 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$120.87M

$7.77M on a plan · $26.54M straight out of an exercise

Sold at will

$86.56M

45 of 116 sales

Net

−$120.87M

−$86.56M against sales at will

By person

11 insiders · 121 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

AI DMI LLC entity

10% owner

—

$59.87M (1)

−$59.87M

2,814,379

7.33%

$197.32M

−20.9%

Bitterman Kevin

Director

—

$37.69M (62)

−$37.69M

27,440

0.0715%

$1.92M

−94.8%

Quisel John D

Chief Executive Officer

—

$12.03M (14) scheduled

−$12.03M

262,064

0.6826%

$18.37M

+263.6%

Yu Jonathan Yen-Wen

Chief Operating Officer

—

$5.59M (13) scheduled

−$5.59M

54,324

0.1415%

$3.81M

+199.1%

Savage William Jacob

Chief Medical Officer

—

$2.27M (8) scheduled

−$2.27M

79,480

0.2070%

$5.57M

+96.7%

Khara Rahul

Chief Legal Officer

—

$1.87M (11) scheduled

−$1.87M

52,324

0.1363%

$3.67M

+241.1%

Franchi Jean M.

Chief Financial Officer

—

$1.20M (6) scheduled

−$1.20M

64,333

0.1676%

$4.51M

+75.5%

Stephenson Pamela

Chief Commercial Officer

—

$347.68K (1)

−$347.68K

80,998

0.2110%

$5.68M

+120.9%

ORBIMED ADVISORS LLC entity

Director

—

186,541

0.4859%

$13.08M

−66.5%

Ashiya Mona

Director

—

186,541

0.4859%

$13.08M

−66.5%

White William Richard

Director

—

0.0000%

$0.00

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Quisel John D

15 Sep 2026

Chief Executive Officer

Exercised, kept

36,000

$1.01

$36.36K

Savage William Jacob

22 Dec 2025

Chief Medical Officer

Exercised, kept

$13.50

$1.34K

Savage William Jacob

22 Dec 2025

Chief Medical Officer

Exercised, kept

219

$9.86

$2.16K

Savage William Jacob

22 Dec 2025

Chief Medical Officer

Exercised, kept

2,825

$9.86

$27.85K

Quisel John D

19 Dec 2025

Chief Executive Officer

Exercised, kept

12,300

$1.01

$12.42K

Show all 121 transactions →

What was left out

Form 4 filings counted 52

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 1

Sales on a Rule 10b5-1 plan 28

Sales straight out of an exercise 43

Sales at will 45

Transactions with no price 0

Shares from compensation/vesting 458,891

History held since 19 Oct 2020