William John Sibold Net Worth
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William John Sibold has an estimated net worth of at least $52.1 million*, as of today. They own 102,474 shares of MDGL stock. They have sold 22,842 shares of MDGL stock since 2021, for an estimated $8.4 million.
William John Sibold $MDGL SEC Form 4 Insider Trading
William John Sibold has filed a total of 5 insider trades in $MDGL since 2021. Their most recent trade was a sale of 7,279 shares, made on Sep 09, 2025. Their largest trade was a sale of 7,279 shares, made on Sep 09, 2025. We estimate that they now own 102,474 shares of $MDGL, worth an estimated $43.8 million.
Insider Trading at $MDGL
There have been a total of 497 insider trades reported at $MDGL since 2021, with 590,368 shares purchased and 743,494 shares sold. The most active insider traders in $MDGL stock have been Brian Joseph Lynch, Rebecca Taub, and Robert E. Waltermire. The most recent trade was a sale of 7,279 shares reported by William John Sibold (President and CEO), made on Sep 09, 2025.
History of Insider Stock Trades by William John Sibold
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
MDGL
|
Sale | 7,279 | Sep 09, 2025 | Sept. 9, 2025, 9:07 p.m. |
|
MDGL
|
Sale | 6,485 | Aug 21, 2025 | Aug. 21, 2025, 5:44 p.m. |
|
MDGL
|
Sale | 1,131 | Aug 21, 2025 | Aug. 21, 2025, 5:44 p.m. |
|
MDGL
|
Sale | 1,584 | Jan 24, 2025 | Jan. 27, 2025, 6:12 p.m. |
|
MDGL
|
Sale | 6,363 | Sep 09, 2024 | Sept. 11, 2024, 9:51 p.m. |
$MDGL Executives and Stock Owners with Insider Trades
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Brian Joseph Lynch, SVP and General Counsel
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Rebecca Taub, Pres., R&D, and CMO
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Robert E. Waltermire, Senior VP, Chief Pharma Dev.
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Remy Sukhija, Chief Commercial Officer
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Carole Huntsman, Chief Commercial Officer
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Shannon T Kelley, General Counsel
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William John Sibold, President and CEO
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Mardi Dier, SVP and CFO
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.