William John Sibold, President and CEO at MADRIGAL PHARMACEUTICALS, INC. (MDGL), sold 2,500 shares at $542.75 ($1.4M) on 2026-07-20, disclosed to the SEC on 2026-07-20.
Open-market sale of $1.4M MDGL by President and CEO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $542.75 | 140 | $76K | 5.6% |
| 2 | $543.79 | 110 | $60K | 4.4% |
| 3 | $544.71 | 545 | $297K | 21.7% |
| 4 | $545.71 | 275 | $150K | 11.0% |
| 5 | $547.08 | 269 | $147K | 10.8% |
| 6 | $547.70 | 680 |
| $372K |
| 27.2% |
| 7 | $548.87 | 47 | $26K | 1.9% |
| 8 | $550.01 | 153 | $84K | 6.2% |
| 9 | $550.72 | 1 | $551 | 0.0% |
| 10 | $555.05 | 280 | $155K | 11.4% |
| Total | $547.30 avg | 2,500 | $1.4M | 100% |
| Filing → |
| MDGL | SELL | 2026-01-26 | $777K | — | Filing → |
| MDGL | SELL | 2025-12-04 | $1.4M | — | Filing → |
| MDGL | SELL | 2025-09-09 | $6.5M | — | Filing → |