QUISEL JOHN D

PrivateCIK: 1586788
Location

CAMBRIDGE, MA

Senior insider sale

Chief Executive Officer at DISC MEDICINE, INC. — senior position signals high conviction

$7.46M

100K shares

What this filing means

QUISEL JOHN D plans to sell 100K shares of DISC MEDICINE, INC. valued at approximately $7.46M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderQUISEL JOHN DCIK 1586788
IssuerDISC MEDICINE, INC.CIK 1816736
DirectorOfficer· Chief Executive Officer
Since Feb 2026
100K
Shares to sell
$7.46M
Approx. market value
33K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Sort

Exercise of Stock Options

Cash

8/17/2026
33K
Total acquired33K
Planned & Completed Dispositions3
Sort

Completed

Completed

Units to sell

33K

Market value

$2.47M

7/13/2026
Completed

Units to sell

34K

Market value

$2.39M

6/18/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

33K

Market value

$2.60M

8/17/2026
Total

Units

100K

Value

$7.46M