Form 4 for MDGL MADRIGAL PHARMACEUTICALS, INC.
Accepted 2026-09-11 16:57:12 ET · period of report 2026-09-09 · accession 0001628280-26-061581 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-09-11 16:57 | 2026-09-09+ | MDGL | Sibold William John | Pres, CEO, Dir | S - Sale | $538.65 | -11.6K | 197.7K | -6% | -$6.24M |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-09-09 | S | D | 131 | $527.88 | 209,198 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $527.49 to $528.27, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and the footnotes below. |
| 2 | Common | Common Stock | 2026-09-09 | S | D | 347 | $529.27 | 208,851 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F3) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $528.54 to $529.51, inclusive. |
| 3 | Common | Common Stock | 2026-09-09 | S | D | 522 | $530.23 | 208,329 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $529.64 to $530.48, inclusive. |
| 4 | Common | Common Stock | 2026-09-09 | S | D | 368 | $531.99 | 207,961 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F5) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $531.57 to $532.28, inclusive. |
| 5 | Common | Common Stock | 2026-09-09 | S | D | 512 | $533.09 | 207,449 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F6) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $532.57 to $533.29, inclusive. |
| 6 | Common | Common Stock | 2026-09-09 | S | D | 396 | $534.20 | 207,053 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F7) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $533.58 to $534.57, inclusive. |
| 7 | Common | Common Stock | 2026-09-09 | S | D | 644 | $535.27 | 206,409 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F8) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $534.63 to $535.62, inclusive. |
| 8 | Common | Common Stock | 2026-09-09 | S | D | 1,040 | $536.11 | 205,369 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F9) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $535.64 to $536.45, inclusive. |
| 9 | Common | Common Stock | 2026-09-09 | S | D | 640 | $537.17 | 204,729 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F10) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $536.64 to $537.56, inclusive. |
| 10 | Common | Common Stock | 2026-09-09 | S | D | 520 | $538.30 | 204,209 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F11) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $537.70 to $538.65, inclusive. |
| 11 | Common | Common Stock | 2026-09-09 | S | D | 215 | $539.03 | 203,994 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F12) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $538.86 to $539.83, inclusive. |
| 12 | Common | Common Stock | 2026-09-09 | S | D | 505 | $540.19 | 203,489 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F13) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $539.86 to $540.47, inclusive. |
| 13 | Common | Common Stock | 2026-09-09 | S | D | 362 | $541.65 | 203,127 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F14) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $541.29 to $542.27, inclusive. |
| 14 | Common | Common Stock | 2026-09-09 | S | D | 160 | $542.55 | 202,967 | D | — | — | (F1) This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person. (F15) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $542.42 to $542.68, inclusive. |
| 15 | Common | Common Stock | 2026-09-11 | S | D | 60 | $533.09 | 202,907 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F17) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $532.76 to $533.64, inclusive. |
| 16 | Common | Common Stock | 2026-09-11 | S | D | 106 | $534.06 | 202,801 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F18) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $533.76 to $534.48, inclusive. |
| 17 | Common | Common Stock | 2026-09-11 | S | D | 218 | $535.94 | 202,583 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F19) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $535.52 to $536.02, inclusive. |
| 18 | Common | Common Stock | 2026-09-11 | S | D | 160 | $537.62 | 202,423 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F20) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $537.235 to $538.00, inclusive. |
| 19 | Common | Common Stock | 2026-09-11 | S | D | 687 | $540.59 | 201,736 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F21) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $539.97 to $540.90, inclusive. |
| 20 | Common | Common Stock | 2026-09-11 | S | D | 368 | $541.64 | 201,368 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F22) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $541.00 to $541.73, inclusive. |
| 21 | Common | Common Stock | 2026-09-11 | S | D | 1,202 | $542.60 | 200,166 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F23) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $542.11 to $543.02, inclusive. |
| 22 | Common | Common Stock | 2026-09-11 | S | D | 1,539 | $544.02 | 198,627 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F24) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $543.27 to $544.20, inclusive. |
| 23 | Common | Common Stock | 2026-09-11 | S | D | 761 | $544.83 | 197,866 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F25) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $544.38 to $545.32, inclusive. |
| 24 | Common | Common Stock | 2026-09-11 | S | D | 120 | $546.38 | 197,746 | D | — | — | (F16) These sales were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F26) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $546.28 to $546.56, inclusive. |