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TransMedics Group, Inc.

TMDX
Exchange
Nasdaq
Industry
Electromedical & Electrotherapeutic Apparatus
SEC CIK
0001756262

In the last 90 days, TransMedics Group, Inc. insiders filed 1 open-market purchase and 0 sales; 375 institutions reported holding it in 13F filings for Q2 2026, worth $2.31B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by TransMedics Group, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
1 filing
1 insider, $109.1K in total
Open-market sells
0 filings
Insiders trading
1
Net value
+$109.1K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for TransMedics Group, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for TransMedics Group, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Weill DavidDirector16,392Sep 14, 20264
Tobin James RDirector0IndirectAug 17, 20262
Corcoran NicholasSee remarks41,558Jul 14, 20262
Hernandez GerardoChief Financial Officer31,935Jul 14, 20263
Hassanein Waleed HPresident & CEO171,093Jul 14, 20262
Gunderson Thomas JamesDirector16,642Jun 17, 20262
Raines MerileeDirector6,981May 22, 20261
Kania Edwin M JrDirector263,732May 22, 20261
Lovell StephanieDirector5,788May 22, 20262
Basile Edward MDirector5,788May 22, 20262
Forsyth Matthew S.See Remarks15,409May 21, 20261
Ranganath Anil P.See remarks13,091Mar 4, 20262
Cecere GiovanniChief Commercial Officer19,057Feb 20, 20261
Khayal Tamer IChief Commercial Officer36,042Mar 5, 20250
Gordon StephenChief Financial Officer21,299Jun 5, 20240
Provost MiriamVP, Global Regulatory Affairs23,348Dec 15, 20230
Damme LauraVP, Clinical Affairs5,685Feb 22, 20230
Carey John FVP of Operations14,120Feb 3, 20230
Sullivan John FVP of Quality & Engineering14,273Sep 1, 20210
Godhani Rakesh P.Chief Digital Officer–Aug 6, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jan 25, 2024 (view filing)Jan 232 daysKhayal Tamer IChief Commercial OfficerSSale−2.33K$90.09−$209.9K−13.9%14.4K after10b5-1
Feb 2, 2024 (view filing)Feb 11 dayGordon StephenChief Financial OfficerSSale−15.0K$85.45−$1.28M−53.4%13.1K after10b5-1
Feb 8, 2024 (view filing)Feb 62 daysBasile Edward MDirectorSSale−7.16K$86.38−$618.2K−46.2%8.35K after2 lots10b5-1
Feb 9, 2024 (view filing)Feb 72 daysKhayal Tamer IChief Commercial OfficerSSale−736$90.09−$66.3K−4.9%14.4K after10b5-1
Feb 16, 2024 (view filing)Feb 14-152 daysKhayal Tamer IChief Commercial OfficerSSale−3.83K$90.02−$344.4K−21.0%14.4K after2 lots10b5-1
Feb 21, 2024 (view filing)Feb 16-205 daysKhayal Tamer IChief Commercial OfficerSSale−3.11K$90.00−$279.7K−17.8%14.4K after2 lots10b5-1
Mar 5, 2024 (view filing)Mar 14 daysTobin James RDirectorSSale−13.4K$83.63−$1.12M−5.7%220.2K after5 lots10b5-1
Mar 5, 2024 (view filing)Mar 41 dayGordon StephenChief Financial OfficerSSale−15.0K$82.80−$1.24M−37.3%25.2K after10b5-1
Mar 5, 2024 (view filing)Mar 14 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$82.99−$829.9K−27.4%26.5K after5 lots10b5-1
Mar 12, 2024 (view filing)Mar 84 daysGordon StephenChief Financial OfficerSSale−1.90K$87.63−$166.8K−7.6%23.3K after
Mar 12, 2024 (view filing)Mar 84 daysKhayal Tamer IChief Commercial OfficerSSale−1.42K$87.80−$124.4K−5.3%25.2K after2 lots10b5-1
Apr 2, 2024 (view filing)Apr 11 dayGordon StephenChief Financial OfficerSSale−15.0K$74.01−$1.11M−39.2%23.3K after10b5-1
Apr 5, 2024 (view filing)Apr 3-42 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$80.21−$802.1K−28.4%25.2K after2 lots10b5-1
Apr 10, 2024 (view filing)Apr 8-92 daysKhayal Tamer IChief Commercial OfficerSSale−19.9K$90.35−$1.80M−44.1%25.2K after3 lots10b5-1
Apr 12, 2024 (view filing)Apr 102 daysHassanein Waleed HPresident & CEOSSale−12.0K$95.09−$1.14M−13.9%74.1K after10b5-1
Apr 18, 2024 (view filing)Apr 171 dayHassanein Waleed HPresident & CEOSSale−4.00K$95.12−$380.5K−5.1%74.1K after10b5-1
May 3, 2024 (view filing)May 1-22 daysHassanein Waleed HPresident & CEOSSale−68.4K$116.68−$7.99M−52.6%61.6K after9 lots10b5-1
May 3, 2024 (view filing)May 12 daysTobin James RDirectorSSale−15.0K$106.43−$1.60M−6.8%205.2K after4 lots10b5-1
May 3, 2024 (view filing)May 12 daysKhayal Tamer IChief Commercial OfficerSSale−14.8K$115.08−$1.70M−100.0%0 afterFrom original3 lots10b5-1
May 7, 2024 (view filing)May 34 daysTobin James RDirectorSSale−12.0K$125.05−$1.50M−5.9%193.1K after2 lots10b5-1
May 8, 2024 (view filing)May 62 daysHassanein Waleed HPresident & CEOSSale−30.0K$130.07−$3.90M−32.7%61.6K after10b5-1
May 8, 2024 (view filing)May 71 dayBasile Edward MDirectorSSale−7.16K$129.98−$930.3K−85.7%1.19K after5 lots10b5-1
May 8, 2024 (view filing)May 62 daysGordon StephenChief Financial OfficerSSale−15.0K$128.00−$1.92M−39.2%23.3K after10b5-1
May 8, 2024 (view filing)May 62 daysCorcoran NicholasSee RemarksSSale−3.22K$129.91−$418.6K−13.2%21.1K after
May 8, 2024 (view filing)May 62 daysKhayal Tamer IChief Commercial OfficerSSale−5.84K$130.07−$759.5K−37.4%9.79K afterFrom original10b5-1
May 14, 2024 (view filing)May 113 daysKhayal Tamer IChief Commercial OfficerSSale−52.2K$109.14−$5.70M−71.5%20.8K afterAmended13 lots10b5-1
May 14, 2024 (view filing)May 113 daysKhayal Tamer IChief Commercial OfficerSSale−11.1K$105.71−$1.17M−100.0%0 afterAmended10b5-1
May 14, 2024 (view filing)May 104 daysWeill DavidDirectorSSale−2.50K$129.82−$324.6K−18.3%11.2K after
May 17, 2024 (view filing)May 152 daysHassanein Waleed HPresident & CEOSSale−8.63K$135.32−$1.17M−12.3%61.6K after4 lots10b5-1
May 31, 2024 (view filing)May 292 daysGordon StephenChief Financial OfficerSSale−20.0K$141.40−$2.83M−48.4%21.3K after3 lots
May 31, 2024 (view filing)May 292 daysWeill DavidDirectorSSale−1.19K$141.65−$169.0K−10.0%10.7K after
Jun 5, 2024 (view filing)Jun 32 daysKhayal Tamer IChief Commercial OfficerSSale−2.96K$133.10−$394.0K−12.4%20.8K after7 lots10b5-1
Jun 5, 2024 (view filing)Jun 32 daysGordon StephenChief Financial OfficerSSale−2.06K$135.93−$280.0K−8.8%21.3K after10b5-1
Jun 7, 2024 (view filing)Jun 52 daysBasile Edward MDirectorSSale−1.19K$138.08−$164.7K−62.0%732 after
Jun 17, 2024 (view filing)Jun 143 daysHassanein Waleed HPresident & CEOSSale−8.63K$141.85−$1.22M−12.3%61.6K after5 lots10b5-1
Jul 3, 2024 (view filing)Jul 12 daysKhayal Tamer IChief Commercial OfficerSSale−2.96K$151.40−$447.9K−12.4%20.8K after5 lots10b5-1
Jul 17, 2024 (view filing)Jul 152 daysHassanein Waleed HPresident & CEOSSale−8.63K$145.17−$1.25M−12.3%61.6K after5 lots10b5-1
Aug 5, 2024 (view filing)Aug 14 daysKhayal Tamer IChief Commercial OfficerSSale−2.96K$156.77−$463.7K−12.4%20.8K after14 lots10b5-1
Aug 8, 2024 (view filing)Aug 62 daysBasile Edward MDirectorSSale−6.75K$149.96−$1.01M−90.2%732 after4 lots10b5-1
Aug 9, 2024 (view filing)Aug 81 dayTobin James RDirectorSSale−20.0K$159.33−$3.19M−10.4%173.1K after2 lots
Aug 9, 2024 (view filing)Jun 5-Aug 765 daysLateRanganath Anil P.See remarksSSale−4.99K$149.81−$747.8K−36.0%8.89K after2 lots
Aug 19, 2024 (view filing)Aug 154 daysHassanein Waleed HPresident & CEOSSale−8.63K$169.73−$1.46M−12.3%61.6K after7 lots10b5-1
Aug 23, 2024 (view filing)Aug 21-222 daysHassanein Waleed HPresident & CEOSSale−45.0K$173.24−$7.80M−42.2%61.6K after2 lots
Aug 29, 2024 (view filing)Aug 272 daysCorcoran NicholasSee RemarksSSale−10.0K$176.02−$1.76M−32.1%21.1K after
Sep 5, 2024 (view filing)Sep 32 daysKhayal Tamer IChief Commercial OfficerSSale−2.96K$159.60−$472.4K−12.4%20.8K after8 lots10b5-1
Sep 17, 2024 (view filing)Sep 161 dayHassanein Waleed HPresident & CEOSSale−8.63K$153.42−$1.32M−12.3%61.6K after6 lots10b5-1
Oct 3, 2024 (view filing)Oct 12 daysKhayal Tamer IChief Commercial OfficerSSale−2.96K$148.24−$438.5K−12.4%20.8K after9 lots10b5-1
Oct 17, 2024 (view filing)Oct 152 daysHassanein Waleed HPresident & CEOSSale−8.63K$132.71−$1.14M−12.3%61.6K after4 lots10b5-1
Nov 5, 2024 (view filing)Nov 14 daysKhayal Tamer IChief Commercial OfficerSSale−1.08K$82.64−$89.5K−4.9%20.8K after10b5-1
Nov 7, 2024 (view filing)Nov 52 daysBasile Edward MDirectorSSale−6.75K$83.55−$564.0K−90.2%732 after2 lots10b5-1