David Weill - 04 Mar 2026 Form 4 Insider Report for TransMedics Group, Inc. (TMDX)

Role: Director
Signature: By: /s/ Gerardo Hernandez, Attorney-in-Fact
Issuer symbol: TMDX
Transactions as of: 04 Mar 2026
Net transactions value: -$524,294
Form type: 4
Filing time: 06 Mar 2026, 18:09:13 UTC
Previous filing: 05 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Weill David	Director	C/O TRANSMEDICS GROUP, INC., 200 MINUTEMAN ROAD, ANDOVER	By: /s/ Gerardo Hernandez, Attorney-in-Fact	06 Mar 2026	0001774270

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TMDX	Common Stock	Options Exercise		+3,571	+29%	$14.20^*	15,705	04 Mar 2026	Direct
transaction	TMDX	Common Stock	Sale	$524,294	-3,571	-23%	$146.82	12,134	04 Mar 2026	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	TMDX	Stock Option (Right to Buy)	Options Exercise		-3,571	-71%	$0.000000^*	1,429	04 Mar 2026	Common Stock	3,571	$14.20	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The option is fully vested.