SIBOLD WILLIAM JOHN

PrivateCIK: 1518611
Location

WEST CONSHOHOCKEN, PA

Senior insider sale

President and CEO at MADRIGAL PHARMACEUTICALS, INC. — senior position signals high conviction

$1.51M

3.24K shares

What this filing means

SIBOLD WILLIAM JOHN plans to sell 3.24K shares of MADRIGAL PHARMACEUTICALS, INC. valued at approximately $1.51M. 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.

InsiderSIBOLD WILLIAM JOHNCIK 1518611
DirectorOfficer· President and CEO
Since Mar 2026
3.24K
Shares to sell
$1.51M
Approx. market value
1.66K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
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Restricted Stock Unit Grant

Vesting of Restricted Stock Units

3/5/2026
1.66K
Total acquired1.66K
Planned & Completed Dispositions2
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Completed

Completed

Units to sell

1.58K

Market value

$776.5K

1/26/2026

Planned — Approximate Date

Nasdaq Stock MarketPlanned

Units to sell

1.66K

Market value

$730.6K

3/6/2026
Total

Units

3.24K

Value

$1.51M