TMDX Filing
4Filing Date: May 21, 2026

TransMedics Group, Inc. (TMDX) · Insider Trading (Form 4) SEC Filing

Statement of Changes in Beneficial Ownership

descriptionView SEC Filing
ACC: 0001193125-26-235072open_in_new
Total Value$0
Trades2
Insiders1

Transaction Details

Forsyth Matthew S.
See Remarks·Direct
Grant · Acquire
Stock Option (Right to Buy)Derivative
Shares+23.17K
Price$0.00
Total Value$0
Shares Owned After23.17K
Transaction DateMay 19, 2026
ExpiresMar 9, 2036
Footnotes ▸

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.

Forsyth Matthew S.
See Remarks·Direct
Grant · Acquire
Common Stock
Shares+15.41K
Price$0.00
Total Value$0
Shares Owned After15.41K
Transaction DateMay 19, 2026
Footnotes ▸

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

Post-Transaction Holdings

Forsyth Matthew S.
SecuritySharesChange
Common Stock15.41K+15.41K
Stock Option (Right to Buy)23.17K+23.17K
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-19 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: TransMedics Group, Inc. (TMDX) CIK: 0001756262 --- Reporting Owner --- Name: Forsyth Matthew S. CIK: 0002120002 Role: Officer (See Remarks) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-19 | Code: A (Grant or award) Shares: +15,409 | Price: $0.00 Shares Owned After: 15,409 | Ownership: D (Direct) Footnotes: [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. --- Derivative Transactions --- [Transaction #1] Security: Stock Option (Right to Buy) Date: 2026-05-19 | Code: A (Grant or award) Shares: +23,171 | Price: $0.00 Exercisable: N/A | Expires: 2036-03-09 Shares Owned After: 23,171 | Ownership: D (Direct) Footnotes: [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. --- Footnotes (Complete Index) --- 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. 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. --- Signature --- /s/ By: /s/ Gerardo Hernandez, Attorney-in-Fact (2026-05-21)

keid analysis is for reference only and does not constitute investment advice.