William John Sibold, President and CEO at MADRIGAL PHARMACEUTICALS, INC. (MDGL), sold 11,583 shares at $527.88 ($6.2M) on 2026-09-09, disclosed to the SEC on 2026-09-11.
Scheduled sale ($6.2M) by President and CEO under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $527.88 | 131 | $69K | 1.1% |
| 2 | $529.27 | 347 | $184K | 2.9% |
| 3 | $530.23 | 522 | $277K | 4.4% |
| 4 | $531.99 | 368 | $196K | 3.1% |
| 5 | $533.09 | 512 | $273K | 4.4% |
| 6 | $534.20 | 396 |
| $212K |
| 3.4% |
| 7 | $535.27 | 644 | $345K | 5.5% |
| 8 | $536.11 | 1,040 | $558K | 8.9% |
| 9 | $537.17 | 640 | $344K | 5.5% |
| 10 | $538.30 | 520 | $280K | 4.5% |
| 11 | $539.03 | 215 | $116K | 1.9% |
| 12 | $540.19 | 505 | $273K | 4.4% |
| 13 | $541.65 | 362 | $196K | 3.1% |
| 14 | $542.55 | 160 | $87K | 1.4% |
| 15 | $533.09 | 60 | $32K | 0.5% |
| 16 | $534.06 | 106 | $57K | 0.9% |
| 17 | $535.94 | 218 | $117K | 1.9% |
| 18 | $537.62 | 160 | $86K | 1.4% |
| 19 | $540.59 | 687 | $371K | 6.0% |
| 20 | $541.64 | 368 | $199K | 3.2% |
| 21 | $542.60 | 1,202 | $652K | 10.5% |
| 22 | $544.02 | 1,539 | $837K | 13.4% |
| 23 | $544.83 | 761 | $415K | 6.6% |
| 24 | $546.38 | 120 | $66K | 1.1% |
| Total | $538.65 avg | 11,583 | $6.2M | 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 → |