Insider filing · MDGL
William John Sibold
President and CEO
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Madrigal Pharmaceuticals, Inc.
MDGL · Healthcare · 59 filings in 24 months
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William John Sibold sold $1.1M of Madrigal Pharmaceuticals (MDGL)
Executed Jul 20, disclosed Jul 21, the same day.
Value, as filed
$1.1M
2,049 sh across 5 lots
Executed
Jul 20
the trade date, as filed
Disclosed
Jul 21
0 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
WSWilliam John Sibold (President and CEO) filed 5 Form 4 reports in the trailing twelve months (0 purchases, 5 sales), most often in Madrigal Pharmaceuticals, Inc. (MDGL). The largest single filing was $5.8M of MDGL (10,846 sh across 18 lots, as filed), executed Sep 9.
The name
MDGLHealthcare · Madrigal Pharmaceuticals, Inc., a biopharmaceutical company, focuses on delivering novel therapeutics for metabolic dysfunction-associated…
More Healthcare filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by William John Sibold in MDGL
MDGLSALE
Madrigal Pharmaceuticals, Inc.
$5.8M10,846 sh across 18 lots
Exec Sep 9
Filed Sep 11 · 4:57 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. $718K
1,663 sh × $431.94
Exec Mar 6
Filed Mar 6 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. $777K
1,577 sh × $492.42
Exec Jan 26
Filed Jan 26 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. $1.4M
2,400 sh × $575.34
Exec Dec 4 2025
Filed Dec 4 2025 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. $3.2M
7,279 sh × $445.63
Exec Sep 9 2025
Filed Sep 9 2025 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. $3.0M
7,616 sh across 2 lots
Exec Aug 21 2025
Filed Aug 21 2025 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. $531K
1,584 sh × $335.24
Exec Jan 24 2025
Filed Jan 27 2025 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. $1.6M
6,363 sh × $243.83
Exec Sep 9 2024
Filed Sep 11 2024 · 5:30 PM ET