SIBOLD WILLIAM JOHN

PrivateCIK: 1518611
Location

WEST CONSHOHOCKEN, PA

Senior insider sale

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

$4.77M

8.86K shares

What this filing means

SIBOLD WILLIAM JOHN plans to sell 8.86K shares of MADRIGAL PHARMACEUTICALS, INC. valued at approximately $4.77M. 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
8.86K
Shares to sell
$4.77M
Approx. market value
6.36K
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

9/8/2026
6.36K
Total acquired6.36K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

2.50K

Market value

$1.37M

7/20/2026

Planned — Approximate Date

Nasdaq Stock MarketPlanned

Units to sell

6.36K

Market value

$3.40M

9/9/2026
Total

Units

8.86K

Value

$4.77M

SIBOLD WILLIAM JOHN — Planned Insider Sale (Form 144) | Finecho