Matthew S. Forsyth - 19 May 2026 Form 4 Insider Report for TransMedics Group, Inc. (TMDX)

Reporting relationship: Senior Vice President, General Counsel and Secretary
Issuer ticker: TMDX
Reported as of: 19 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 21 May 2026, 18:47:28 UTC
Prior SEC filing: 13 Mar 2026
Source filing: View source filing
Reporting owner signature: By: /s/ Gerardo Hernandez, Attorney-in-Fact

Key filing fact

Matthew S. Forsyth filed Form 4 for TransMedics Group, Inc. (TMDX) on 21 May 2026.

Key facts

This page summarizes Matthew S. Forsyth's Form 4 filing for TransMedics Group, Inc. (TMDX).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 21 May 2026, 18:47.

Change

Previous filing in this sequence was filed on 13 Mar 2026.
Current net transaction value: $0.

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

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002120002 Primary reporting owner

Forsyth Matthew S.

Relationship: Senior Vice President, General Counsel and Secretary
Address: C/O TRANSMEDICS GROUP, INC., 200 MINUTEMAN ROAD, ANDOVER
Signature: By: /s/ Gerardo Hernandez, Attorney-in-Fact
Signature date: 21 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TMDX transaction

Common Stock

Award

Transaction value
Shares: +15,409
Change %
Price: $0.000000^*
Shares after: 15,409
Date: 19 May 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

TMDX transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares: +23,171
Change %
Price: $0.000000^*
Shares after: 23,171
Date: 19 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 23,171
Exercise price: $66.13
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Consists of 15,409 restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock.

Footnote F2

The option vests as to 25% of the shares underlying the option on March 9, 2027 and as to the remaining shares in equal monthly installments over three years thereafter, subject to continued service.

SEC remarks

Senior Vice President, General Counsel and Secretary