Key facts
- This page summarizes Mardi Dier's Form 4 filing for MADRIGAL PHARMACEUTICALS, INC. (MDGL).
- 14 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 06 Mar 2026, 19:18.
Mardi Dier - 04 Mar 2026 Form 4 Insider Report for MADRIGAL PHARMACEUTICALS, INC. (MDGL)
- Reporting relationship
- EVP and CFO
- Issuer ticker
- MDGL
- Reported as of
- 04 Mar 2026
- Net transaction value
- -$853,993
- SEC form
- 4
- Accepted by SEC
- 06 Mar 2026, 19:18:32 UTC
- Prior SEC filing
- 02 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Mardi Dier
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Mardi Dier filed Form 4 for MADRIGAL PHARMACEUTICALS, INC. (MDGL) on 06 Mar 2026.
Change
- Previous filing in this sequence was filed on 02 Mar 2026.
- Current net transaction value: -$853,993.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001574591
Primary reporting owner
Dier Mardi
- Relationship
- EVP and CFO
- Address
- C/O MADRIGAL PHARMACEUTICALS, INC., 200 BARR HARBOR DRIVE, SUITE 200, WEST CONSHOHOCKEN
- Signature
- /s/ Mardi Dier
- Signature date
- 06 Mar 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
MDGL
transaction
Common Stock
Award
- Transaction value
- Shares
- +5,215
- Change %
- +56%
- Price
- $0.000000*
- Shares after
- 14,472
- Date
- 04 Mar 2026
- Ownership
- Direct
- Footnotes
- F1
MDGL
transaction
Common Stock
Sale
- Transaction value
- $279,033
- Shares
- -646
- Change %
- -4.5%
- Price
- $431.94
- Shares after
- 13,826
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F2
MDGL
transaction
Common Stock
Sale
- Transaction value
- $17,003
- Shares
- -40
- Change %
- -0.29%
- Price
- $425.08
- Shares after
- 13,786
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3
MDGL
transaction
Common Stock
Sale
- Transaction value
- $179,283
- Shares
- -420
- Change %
- -3%
- Price
- $426.86
- Shares after
- 13,366
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F4
MDGL
transaction
Common Stock
Sale
- Transaction value
- $34,228
- Shares
- -80
- Change %
- -0.6%
- Price
- $427.84
- Shares after
- 13,286
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F5
MDGL
transaction
Common Stock
Sale
- Transaction value
- $68,639
- Shares
- -160
- Change %
- -1.2%
- Price
- $429.00
- Shares after
- 13,126
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F6
MDGL
transaction
Common Stock
Sale
- Transaction value
- $17,183
- Shares
- -40
- Change %
- -0.3%
- Price
- $429.58
- Shares after
- 13,086
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3
MDGL
transaction
Common Stock
Sale
- Transaction value
- $51,708
- Shares
- -120
- Change %
- -0.92%
- Price
- $430.90
- Shares after
- 12,966
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F7
MDGL
transaction
Common Stock
Sale
- Transaction value
- $50,176
- Shares
- -116
- Change %
- -0.89%
- Price
- $432.56
- Shares after
- 12,850
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F8
MDGL
transaction
Common Stock
Sale
- Transaction value
- $69,472
- Shares
- -160
- Change %
- -1.2%
- Price
- $434.20
- Shares after
- 12,690
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F9
MDGL
transaction
Common Stock
Sale
- Transaction value
- $34,825
- Shares
- -80
- Change %
- -0.63%
- Price
- $435.32
- Shares after
- 12,610
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F10
MDGL
transaction
Common Stock
Sale
- Transaction value
- $34,935
- Shares
- -80
- Change %
- -0.63%
- Price
- $436.69
- Shares after
- 12,530
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3, F11
MDGL
transaction
Common Stock
Sale
- Transaction value
- $17,506
- Shares
- -40
- Change %
- -0.32%
- Price
- $437.65
- Shares after
- 12,490
- Date
- 06 Mar 2026
- Ownership
- Direct
- Footnotes
- F3
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
MDGL
transaction
Derivative
Stock Option (Right to Buy)
Award
- Transaction value
- Shares
- +6,519
- Change %
- Price
- $0.000000*
- Shares after
- 6,519
- Date
- 04 Mar 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 6,519
- Exercise price
- $434.80
- Footnotes
- F12
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Rule 10b5-1 trading plan
These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.
Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).
Explanation of responses 12 footnotes
Footnote F1
Represents a grant of restricted stock units, which vest as to 25% of the shares on each of March 4, 2027, March 4, 2028, March 4, 2029 and March 4, 2030, provided the Reporting Person continues in service with the Issuer on each such date.
Footnote F2
This sale represents the number of shares sold by the Issuer on behalf of the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale was automatic and not at the discretion of the Reporting Person.
Footnote F3
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 2, 2025.
Footnote F4
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $426.46 to $427.08, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and the footnotes below.
Footnote F5
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $427.50 to $428.19, inclusive.
Footnote F6
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $428.51 to $429.24, inclusive.
Footnote F7
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $430.66 to $431.04, inclusive.
Footnote F8
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $432.41 to $432.99, inclusive.
Footnote F9
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $433.82 to $434.58, inclusive.
Footnote F10
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $435.26 to $435.37, inclusive.
Footnote F11
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $436.46 to $436.92, inclusive.
Footnote F12
The option vests as to 25% of the shares on the first anniversary of the date of grant (March 4, 2027) and, thereafter, 6.25% of the shares shall vest on the last day of each successive three-month period, provided the Reporting Person continues in service with the Issuer on each such date.