WS
Insider
William John Sibold
President and CEOWilliam 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.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
5
0 buys · 5 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$9.8M
shares × price, as filed
Last traded
Sep 11
Filed Sep 11
Median ADV $194.4M across their filed names
Open performance→Volume by month
Buys $0
Sells $16.7M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
5 filings
Sector per market data · by filing · past 12 months
Most traded names
MDGLRecent filings
MDGLSALE
Madrigal Pharmaceuticals, Inc.
View filing →
$5.8M10,846 sh across 18 lots
Exec Sep 9
Filed Sep 11 · 4:57 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. View filing → $1.1M
2,049 sh across 5 lots
Exec Jul 20
Filed Jul 20 · 9:16 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. View filing → $718K
1,663 sh × $431.94
Exec Mar 6
Filed Mar 6 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. View filing → $777K
1,577 sh × $492.42
Exec Jan 26
Filed Jan 26 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. View filing → $1.4M
2,400 sh × $575.34
Exec Dec 4 2025
Filed Dec 4 2025 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. View filing → $3.2M
7,279 sh × $445.63
Exec Sep 9 2025
Filed Sep 9 2025 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. View filing → $3.0M
7,616 sh across 2 lots
Exec Aug 21 2025
Filed Aug 21 2025 · 5:30 PM ET MDGLSALE Madrigal Pharmaceuticals, Inc. View filing → $531K
1,584 sh × $335.24
Exec Jan 24 2025
Filed Jan 27 2025 · 5:30 PM ET More filings →