William John Sibold
Director, President and CEO · 4 filings · Latest: Sep 9, 2026
MADRIGAL PHARMACEUTICALS, INC.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
MDGL | William John Sibold | Director, President and CEO | Sep 11, 2026 | Sale | $542.39 | 5,221 | $2.8M | 197,746 | |
MDGL | William John Sibold | Director, President and CEO | Sep 9, 2026 | Sale | $535.59 | 6,362 | $3.4M | 202,967 | |
MDGL | WILLIAM SIBOLD | — | Sep 11, 2026 | Proposed Sale | $533.12 | 5,221 | $2.8M | — | |
MDGL | William John Sibold | — | Sep 9, 2026 | Proposed Sale | $534.16 | 6,362 | $3.4M | — | |
MDGL | William John Sibold | Director, President and CEO | Jul 20, 2026 | Sale | $547.30 | 2,500 | $1.4M | 209,329 | |
MDGL | William John Sibold | Director, President and CEO | Jul 17, 2026 | Option Exercise | — | 50,000 | — | 211,829 | |
MDGL | William Sibold | — | Jul 20, 2026 | Proposed Sale | $553.48 | 2,500 | $1.4M | — | |
MDGL | William John Sibold | Director, President and CEO | Mar 6, 2026 | Sale | $431.94 | 1,663 | $718.3K | 161,829 | |
MDGL | William Sibold | — | Mar 6, 2026 | Proposed Sale | $439.34 | 1,663 | $730.6K | — | |
MDGL | William John Sibold | Director, President and CEO | Jan 26, 2026 | Sale | $492.42 | 1,577 | $776.5K | 148,497 | |
MDGL | William Sibold | — | Jan 26, 2026 | Proposed Sale | $480.45 | 1,577 | $757.7K | — | |
MDGL | William John Sibold | — | Dec 4, 2025 | Proposed Sale | $579.89 | 2,400 | $1.4M | — | |
MDGL | William John Sibold | — | Sep 9, 2025 | Proposed Sale | $453.80 | 7,279 | $3.3M | — | |
MDGL | WILLIAM SIBOLD | — | Aug 21, 2025 | Proposed Sale | $391.66 | 7,616 | $3.0M | — | |
MDGL | William John Sibold | — | Jan 24, 2025 | Proposed Sale | $340.14 | 1,584 | $538.8K | — | |
MDGL | William John Sibold | — | Sep 9, 2024 | Proposed Sale | $243.83 | 6,363 | $1.6M | — |