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$IRON All transactions

Disc Medicine, Inc.

M 10b5-1 Plan

$ Value

$394K

Shares

40,000

Price

$10

Filed

Dec 15

Insider

Name

Quisel John D

Title

Chief Executive Officer

CIK

0001586788

Roles

Director Officer

Transaction Details

Transaction Date

2025-12-11

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

211,828

Footnotes

The transactions reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted on February 13, 2025. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.40 to $91.37, 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) through (5) to this Form 4. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.46 to $92.43, inclusive. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.46 to $93.44, inclusive. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.46 to $94.24, inclusive. | The shares underlying this option are fully vested and exercisable as of the date hereof.

Filing Info

Accession No.

0001193125-25-319503

Form Type

4

Issuer CIK

0001816736

Quisel John D's History

Date Ticker Type Value
2025-12-19 IRON M $12K
2025-12-19 IRON M $0
2025-12-11 IRON M $394K
2025-12-11 IRON $220K
2025-12-11 IRON $400K
2025-12-11 IRON $1.5M
2025-12-11 IRON $1.6M
2025-12-11 IRON M $0
2025-09-09 IRON M $10K
2025-09-09 IRON M $0

Other Insiders at IRON (90d)

Insider Bought Sold Last
Franchi Jean M.
Chief Financial Officer
$461K 2026-04-14
Savage William Jacob
Chief Medical Officer
$380K 2026-04-13