MetaCap

TransMedics Group Insider Trades

NASDAQ: TMDXHealth CareBiotechnology: Electromedical & Electrotherapeutic ApparatusUSD

78.23-0.77 (-0.97%)

Market open · Delayed 15 min · as of Oct 9, 3:13 PM ET

Last 12 months

Purchases
2 · $1.11M
Sales
12 · $4.87M
Shares bought / sold
10.11K / 38.89K
Net activity
Net selling $3.8 million

TransMedics Group insider activity

Over the last 12 months, TransMedics Group insiders reported 35 transactions on SEC Form 4: 2 open-market purchases and 12 sales. Insiders bought $1.1 million and sold $4.9 million worth of stock, for net insider selling of $3.8 million. The largest seller was Hernandez Gerardo, with $1.2 million in reported sales.

The most recent filing shows Weill David (Director) buying 1,336 shares at $81.63 on Sep 11, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put TMDX's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

TMDX insider transactions

TransMedics Group insider transactions
DateInsiderTypeSharesValueFiling
Sep 11, 2026Weill DavidDirectorBuy1,336$109.06KForm 4
Aug 17, 2026TOBIN JAMES RDirectorGift18,000—Form 4
Jul 10, 2026Hassanein Waleed HPresident & CEOAward49,669—Form 4
Jul 10, 2026Hernandez GerardoChief Financial OfficerAward17,246—Form 4
Jul 10, 2026Corcoran NicholasSee remarksAward11,727—Form 4
Jun 15, 2026Gunderson Thomas J.DirectorSale9,624$722.38KForm 4
Jun 15, 2026Gunderson Thomas J.DirectorOption exercise19,285$42.62KForm 4
May 20, 2026TOBIN JAMES RDirectorAward2,922—Form 4
May 20, 2026Basile Edward MDirectorAward2,922—Form 4
May 20, 2026Gunderson Thomas J.DirectorAward2,922—Form 4
May 20, 2026Kania EdwinDirectorAward2,922—Form 4
May 20, 2026RAINES MERILEEDirectorAward2,922—Form 4
May 20, 2026Weill DavidDirectorAward2,922—Form 4
May 20, 2026Lovell StephanieDirectorAward2,922—Form 4
May 19, 2026Forsyth Matthew S.See RemarksAward15,409—Form 4
Mar 4, 2026Hernandez GerardoChief Financial OfficerSale5,912$870.31KForm 4
Mar 4, 2026Hernandez GerardoChief Financial OfficerOption exercise5,912$412.89KForm 4
Mar 4, 2026Hernandez GerardoChief Financial OfficerSale1,324$194.91KForm 4
Mar 4, 2026Hernandez GerardoChief Financial OfficerOption exercise1,324$102.11KForm 4
Mar 4, 2026Lovell StephanieDirectorSale1,193$178.50KForm 4
Mar 4, 2026Weill DavidDirectorSale3,571$524.29KForm 4
Mar 4, 2026Weill DavidDirectorOption exercise3,571$50.71KForm 4
Mar 2, 2026Corcoran NicholasSee remarksSale2,966$412.63KForm 4
Mar 2, 2026Ranganath Anil P.See remarksSale864$120.20KForm 4
Mar 2, 2026Hernandez GerardoChief Financial OfficerSale375$52.17KForm 4
Feb 18, 2026Cecere GiovanniChief Commercial OfficerAward11,082—Form 4
Jan 23, 2026Corcoran NicholasSee remarksTax withholding984$133.14KForm 4
Dec 4, 2025Hernandez GerardoChief Financial OfficerSale920$128.45KForm 4
Dec 3, 2025Weill DavidDirectorSale5,000$693.20KForm 4
Dec 3, 2025Weill DavidDirectorOption exercise5,000$71.00KForm 4
Nov 25, 2025Ranganath Anil P.See remarksSale3,000$435.66KForm 4
Nov 25, 2025Ranganath Anil P.See remarksOption exercise3,000$281.64KForm 4
Nov 17, 2025Hassanein Waleed HPresident & CEOBuy8,775$1.00MForm 4
Oct 29, 2025Basile Edward MDirectorSale4,142$540.32KForm 4
Oct 29, 2025Basile Edward MDirectorOption exercise4,142$2.90KForm 4
Aug 7, 2025Hassanein Waleed HPresident & CEOBuy1,858$217.11KForm 4
Aug 7, 2025Hassanein Waleed HPresident & CEOBuy6,617$768.10KForm 4
Aug 6, 2025Hassanein Waleed HPresident & CEOBuy8,400$996.91KForm 4
Aug 4, 2025Basile Edward MDirectorSale4,143$519.99KForm 4
Aug 4, 2025Basile Edward MDirectorOption exercise4,143$2.90KForm 4
Jun 9, 2025Ranganath Anil P.See remarksSale686$95.90KForm 4
May 27, 2025Basile Edward MDirectorSale5,000$632.25KForm 4
May 27, 2025Basile Edward MDirectorOption exercise5,000$3.50KForm 4
May 23, 2025Weill DavidDirectorSale732$90.68KForm 4
May 22, 2025Weill DavidDirectorAward2,134—Form 4
May 22, 2025Gunderson Thomas JamesDirectorAward2,134—Form 4
May 22, 2025Lovell StephanieDirectorAward2,134—Form 4
May 22, 2025Basile Edward MDirectorAward2,134—Form 4
May 22, 2025KANIA EDWIN M JRDirectorAward2,134—Form 4
May 22, 2025RAINES MERILEEDirectorAward2,134—Form 4
May 22, 2025TOBIN JAMES RDirectorAward2,134—Form 4
May 9, 2025Basile Edward MDirectorSale6,000$693.78KForm 4
May 9, 2025Basile Edward MDirectorOption exercise6,000$4.20KForm 4
Mar 3, 2025Khayal Tamer IChief Commercial OfficerSale2,407$183.97KForm 4
Feb 25, 2025Hassanein Waleed HPresident & CEOAward59,781—Form 4
Feb 24, 2025Hernandez GerardoChief Financial OfficerAward3,521—Form 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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