SIBOLD WILLIAM JOHN

PrivateCIK: 1518611
Location

WEST CONSHOHOCKEN, PA

SIBOLD WILLIAM JOHN (President and CEO) sold 6.6% of their position (7.28K shares) of MADRIGAL PHARMACEUTICALS, INC. on the open market

Open‑market sale worth $3.24M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderSIBOLD WILLIAM JOHNCIK 1518611
DirectorOfficer· President and CEO
Since Mar 2026
-7.28K
Net shares
Net seller
$3.24M
Total sold
1
Open market trades
0B · 1S
1
Total transactions
7.28K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

7.28K

Price / share

$445.63

Trade value

$3.24M

% of position

6.6%
9/9/2025
109.75K102.47K
Total

Net shares

7.28K

Net value

-$3.24M

Derivative Transactions0
No derivative transactions reported
SIBOLD WILLIAM JOHN — Insider Transaction (Form 4) Filed Sep 9, 2025 | Finecho