As of March 23, 2026, the three largest insider holders of MDGL are Bros. Advisors Lp Baker (Director, 1.86Mn shares), Rebecca Taub (Director, 452.21K shares), Fred B Craves (Director, 350.08K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Bros. Advisors Lp Baker | 0 | 1,859,091 | 20 Aug, 2025 | |
| Rebecca Taub | 452,213 | 0 | 06 Mar, 2026 | |
| Fred B Craves | 350,076 | 0 | 14 Mar, 2025 | |
| Paul A Friedman | 187,164 | 0 | 13 Jan, 2026 | |
| William John Sibold | President And Ceo | 161,829 | 0 | 06 Mar, 2026 |
| Richard S Levy | 27,697 | 0 | 24 Feb, 2026 | |
| Alex G. Howarth | Chief Financial Officer | 18,737 | 0 | 25 Jan, 2024 |
| Brian Joseph Lynch | Svp And General Counsel | 17,691 | 0 | 25 Jan, 2024 |
| Remy Sukhija | Chief Commercial Officer | 15,001 | 0 | 18 Jan, 2023 |
| Carole Huntsman | Chief Commercial Officer | 12,692 | 0 | 06 Mar, 2026 |
| Mardi Dier | Evp And Cfo | 12,490 | 0 | 06 Mar, 2026 |
| Shannon T Kelley | General Counsel | 12,138 | 0 | 06 Mar, 2026 |
| David Soergel | Chief Medical Officer | 11,919 | 0 | 06 Mar, 2026 |
| Fred B Craves | 0 | 11,000 | 05 Dec, 2024 | |
| Robert E. Waltermire | Senior Vp, Chief Pharma Dev. | 5,789 | 0 | 07 Mar, 2025 |
| James M Daly | 2,627 | 0 | 24 Jun, 2025 | |
| Kenneth Bate | 2,627 | 0 | 07 Nov, 2025 | |
| Rita Thakkar | Chief Accounting Officer | 2,398 | 0 | 20 Jan, 2026 |
| City Capital Llc Bay | 1,261 | 0 | 07 Dec, 2021 | |
| Jacqualyn A Fouse | 1,097 | 0 | 24 Jun, 2025 | |
| Daniel J. Brennan | 967 | 0 | 05 Aug, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 04 Mar, 2026 | David Soergel | Common Stock | A | 4,374 | $0.00 | 11,919 | D | A |
| 04 Mar, 2026 | Shannon T Kelley | Common Stock | A | 4,017 | $0.00 | 12,498 | D | A |
| 04 Mar, 2026 | William John Sibold | Common Stock | A | 14,995 | $0.00 | 163,492 | D | A |
| 04 Mar, 2026 | Mardi Dier | Common Stock | A | 5,215 | $0.00 | 14,472 | D | A |
| 06 Mar, 2026 | Rebecca Taub | Common Stock | D | 491 | $431.94 | 452,213 | D | S |
| 04 Mar, 2026 | Carole Huntsman | Common Stock | A | 3,989 | $0.00 | 13,111 | D | A |
| 06 Mar, 2026 | William John Sibold | Common Stock | D | 1,663 | $431.94 | 161,829 | D | S |
| 06 Mar, 2026 | Carole Huntsman | Common Stock | D | 419 | $431.94 | 12,692 | D | S |
| 06 Mar, 2026 | Shannon T Kelley | Common Stock | D | 360 | $431.94 | 12,138 | D | S |
| 06 Mar, 2026 | Mardi Dier | Common Stock | D | 646 | $431.94 | 13,826 | D | S |
| 04 Mar, 2026 | David Soergel | Stock Option (Right to Buy) | A | 5,467 | $0.00 | 5,467 | D | A |
| 06 Mar, 2026 | Mardi Dier | Common Stock | D | 40 | $425.08 | 13,786 | D | S |
| 04 Mar, 2026 | William John Sibold | Stock Option (Right to Buy) | A | 18,743 | $0.00 | 18,743 | D | A |
| 04 Mar, 2026 | Carole Huntsman | Stock Option (Right to Buy) | A | 4,986 | $0.00 | 4,986 | D | A |
| 04 Mar, 2026 | Shannon T Kelley | Stock Option (Right to Buy) | A | 5,022 | $0.00 | 5,022 | D | A |
| 06 Mar, 2026 | Mardi Dier | Common Stock | D | 420 | $426.86 | 13,366 | D | S |
| 06 Mar, 2026 | Mardi Dier | Common Stock | D | 80 | $427.85 | 13,286 | D | S |
| 06 Mar, 2026 | Mardi Dier | Common Stock | D | 160 | $429.00 | 13,126 | D | S |
| 06 Mar, 2026 | Mardi Dier | Common Stock | D | 40 | $429.58 | 13,086 | D | S |
| 06 Mar, 2026 | Mardi Dier | Common Stock | D | 120 | $430.90 | 12,966 | D | S |