Mardi Dier

Companies

• MADRIGAL PHARMACEUTICALS, INC.Chief financial officer Mar 21, 2024 to now¹
• Prelude Therapeutics IncBoard member Sep 24, 2020 to now²
• Oric Pharmaceuticals, Inc.Board member Apr 23, 2020 to now³
• ACELYRIN, Inc.Chief financial officer May 4, 2023 to May 11, 2023⁴
• Ultragenyx Pharmaceutical Inc.Chief financial officer Oct 13, 2020 to Oct 17, 2022⁵
• Adamas Pharmaceuticals (United States)Board member Oct 11, 2017 to Jun 4, 2021⁶

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• MPMADRIGAL PHARMACEUTICALS, INC. MDGL12,490 shares⁷$5.7M at $459.81Mar 6, 2026
• UPUltragenyx Pharmaceutical Inc. RARE66,695 shares⁸$1.0M at $15.17Oct 14, 2022
• AACELYRIN, Inc.6,431 shares⁹May 9, 2023

As of each latest filing. The line shows shares held over time.

Recent filings

• Mar 6, 2026Sold 40 shares at $437.65 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 80 shares at $436.69 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 80 shares at $435.32 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 160 shares at $434.20 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 116 shares at $432.56 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 120 shares at $430.90 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 40 shares at $429.58 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 160 shares at $429.00 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 80 shares at $427.85 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 420 shares at $426.86 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 40 shares at $425.08 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 6, 2026Sold 646 shares at $431.94 of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 4, 2026Granted 5,215 shares of MADRIGAL PHARMACEUTICALS, INC.⁷
• Mar 2, 2026Sold 1,183 shares at $427.21 of MADRIGAL PHARMACEUTICALS, INC.¹⁰
• Dec 2, 2025Sold 80 shares at $596.19 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 74 shares at $595.20 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 160 shares at $590.37 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 160 shares at $589.65 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 240 shares at $587.85 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 240 shares at $585.44 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 480 shares at $579.85 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 258 shares at $578.83 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 320 shares at $577.81 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 240 shares at $576.15 of MADRIGAL PHARMACEUTICALS, INC.¹¹
• Dec 2, 2025Sold 120 shares at $574.95 of MADRIGAL PHARMACEUTICALS, INC.¹¹