Madrigal Pharmaceuticals Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Madrigal Pharmaceuticals Inc.
- Former names
- Synta Pharmaceuticals Corp
- Ownership
- Public
- Status
- Active
- SIC code
- 2834 — Pharmaceutical Preparations
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- West Conshohocken
- Headquarters state / province
- Pennsylvania
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- MDGL
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001157601
Board of directors
-
Daniel J. Brennan · DirectorSince 2025
- Since 2023
-
Fred B. Craves · DirectorSince 2023
-
Jacqualyn A. Fouse · DirectorSince 2025
-
James M. Daly · DirectorSince 2023
-
John C. Reed · DirectorSince 2026
- Since 2023
-
Kenneth Bate · DirectorSince 2023
-
Paul A. Friedman · DirectorSince 2023
-
Raymond Cheong · DirectorSince 2023
-
Rebecca Taub · Director · Pres., R&D, and CMOSince 2023
-
Richard S. Levy · DirectorSince 2023
-
William John Sibold · Director · President and CEOSince 2023
Chief executives
William John Sibold
· President and CEO
Since September 2023
Director election results
Annual meeting of June 16, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
88.6%
-
96.6%
-
99.4%
Board connections
8 of this board's directors also sit on 20 other boards.
- via Felix Baker, James M. Daly and Julian Baker
- via Felix Baker, Jacqualyn A. Fouse and Julian Baker
- via Felix Baker, Julian Baker and Richard S. Levy
- via Felix Baker, Julian Baker and Richard S. Levy
- via Felix Baker, Julian Baker and Paul A. Friedman
- via Felix Baker, Julian Baker and Raymond Cheong
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Felix Baker and Julian Baker
- via Jacqualyn A. Fouse
- via James M. Daly
- via James M. Daly
- via Richard S. Levy
- via Daniel J. Brennan
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $81,480,570
- 202 sales by 9 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −60 | $533.09 | $31,985 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −106 | $534.06 | $56,611 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −218 | $535.94 | $116,836 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −160 | $537.62 | $86,019 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −687 | $540.59 | $371,382 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −368 | $541.64 | $199,324 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −1,202 | $542.60 | $652,209 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −1,539 | $544.02 | $837,253 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −761 | $544.83 | $414,616 |
| Sep 11, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −120 | $546.38 | $65,565 |
| Sep 9, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −131 | $527.88 | $69,152 |
| Sep 9, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −347 | $529.27 | $183,656 |
| Sep 9, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −522 | $530.23 | $276,781 |
| Sep 9, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −368 | $531.99 | $195,772 |
| Sep 9, 2026 | William John Sibold Director, Officer (President and CEO) | Open-market sale | −512 | $533.09 | $272,944 |
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