William John Sibold's Net Worth
William John Sibold's net worth is estimated to be at least $5,130,281.33 as of 08/25/2025. CoreStreet's estimation of William John Sibold's net worth is based on their sale of stock and current holding of stock.
William John Sibold is CEO at Madrigal Pharmaceuticals Inc. They have executed at least 3 trades of stock as per SEC Form 4 filings. Their most recent trade was for 7,616 units of MDGL stock on 08/21/2025. Their biggest sale was on 08/21/2025 when they sold 7,616 units of Madrigal Pharmaceuticals Inc stock for $3,047,770.88. They typically trade 1 times per year.
Total value of insider buys:
- $0.00
Total value of insider sells:
- $5,130,281.33
Most recent insider trade:
- Aug. 21, 2025
William John Sibold's Insider Trading History
| Madrigal Pharmaceuticals Inc | Title | Amount | Price | Type | Total Value |
|---|---|---|---|---|---|
Aug. 21, 2025 | CEO | 7,616 | $400.18 | Sell | $3,047,770.88 |
Jan. 24, 2025 | CEO | 1,584 | $335.24 | Sell | $531,020.16 |
Sept. 9, 2024 | CEO | 6,363 | $243.83 | Sell | $1,551,490.29 |