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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
Dec 5, 2022 (view filing)Dec 14 daysGordon StephenChief Financial OfficerSSale−10.0K$61.30−$613.0K−63.6%5.71K after2 lots
Dec 5, 2022 (view filing)5:33 PM ETDec 1-24 daysCarey John FVP of OperationsSSale−13.0K$62.99−$818.9K−48.5%13.8K after4 lots
Dec 13, 2022 (view filing)Dec 94 daysProvost MiriamVP, Global Regulatory AffairsSSale−3.61K$59.00−$213.2K−21.0%13.6K after2 lots
Dec 15, 2022 (view filing)Dec 132 daysProvost MiriamVP, Global Regulatory AffairsSSale−4.32K$62.53−$269.8K−22.2%15.2K after2 lots
Dec 16, 2022 (view filing)Dec 14-152 daysDamme LauraVP, Clinical AffairsSSale−10.9K$60.87−$665.7K−100.0%0 after3 lots
Jan 5, 2023 (view filing)Jan 32 daysKhayal Tamer IChief Commercial OfficerSSale−4.10K$61.85−$253.6K−75.9%1.30K after3 lots
Jan 17, 2023 (view filing)Jan 134 daysKhayal Tamer IChief Commercial OfficerSSale−5.90K$60.20−$355.2K−81.9%1.30K after
Jan 18, 2023 (view filing)Jan 171 dayCarey John FVP of OperationsSSale−1.41K$62.71−$88.4K−9.1%14.1K after5 lots
Jan 18, 2023 (view filing)Jan 171 dayHassanein Waleed HPresident & CEOSSale−7.50K$64.14−$481.1K−1.8%418.8K after
Jan 18, 2023 (view filing)Jan 171 dayGordon StephenChief Financial OfficerSSale−5.00K$60.12−$300.6K−46.7%5.71K after
Jan 20, 2023 (view filing)Jan 18-202 daysKhayal Tamer IChief Commercial OfficerSSale−6.86K$65.19−$447.1K−84.1%1.30K after2 lots
Jan 20, 2023 (view filing)Jan 18-202 daysHassanein Waleed HPresident & CEOSSale−7.64K$65.17−$497.8K−1.8%411.1K after2 lots
Jan 25, 2023 (view filing)Jan 232 daysKhayal Tamer IChief Commercial OfficerSSale−3.14K$65.07−$204.4K−70.7%1.30K after
Jan 25, 2023 (view filing)Jan 232 daysHassanein Waleed HPresident & CEOSSale−12.4K$65.42−$808.7K−3.0%398.8K after2 lots
Feb 3, 2023 (view filing)Feb 12 daysGordon StephenChief Financial OfficerSSale−5.00K$62.64−$313.2K−46.7%5.71K after
Feb 3, 2023 (view filing)Feb 12 daysHassanein Waleed HPresident & CEOSSale−7.50K$64.21−$481.6K−1.9%391.3K after
Feb 3, 2023 (view filing)Feb 12 daysCarey John FVP of OperationsSSale−1.41K$63.14−$89.0K−9.1%14.1K after5 lots
Feb 16, 2023 (view filing)Feb 142 daysHassanein Waleed HPresident & CEOSSale−2.17K$70.08−$152.3K−0.6%389.1K after
Feb 16, 2023 (view filing)Feb 142 daysKhayal Tamer IChief Commercial OfficerSSale−4.07K$70.15−$285.5K−75.8%1.30K after
Feb 27, 2023 (view filing)Feb 234 daysKhayal Tamer IChief Commercial OfficerSSale−35.9K$73.51−$2.64M−71.4%14.4K after6 lots
Feb 27, 2023 (view filing)Feb 234 daysTobin James RDirectorSSale−10.0K$75.13−$751.3K−3.9%243.6K after
Feb 27, 2023 (view filing)Feb 234 daysHassanein Waleed HPresident & CEOSSale−37.8K$73.65−$2.79M−8.9%388.6K after5 lots
Feb 28, 2023 (view filing)Feb 271 dayBasile Edward MDirectorSSale−5.00K$78.06−$390.3K−21.9%17.8K after3 lots
Feb 28, 2023 (view filing)Feb 271 dayWeill DavidDirectorSSale−5.93K$76.69−$455.1K−37.2%10.0K after2 lots
Mar 2, 2023 (view filing)Mar 11 dayBasile Edward MDirectorSSale−3.50K$80.10−$280.4K−19.6%14.3K after
Mar 2, 2023 (view filing)Feb 282 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$80.15−$801.5K−41.0%14.4K after
Mar 2, 2023 (view filing)Feb 282 daysKhayal Tamer IChief Commercial OfficerSSale−5.00K$80.06−$400.3K−20.2%19.8K after
Mar 2, 2023 (view filing)Mar 11 dayGordon StephenChief Financial OfficerSSale−5.00K$79.51−$397.6K−21.0%18.8K after
Mar 2, 2023 (view filing)Mar 11 dayHassanein Waleed HPresident & CEOSSale−7.50K$80.72−$605.4K−1.9%381.1K after2 lots
Apr 4, 2023 (view filing)Apr 31 dayHassanein Waleed HPresident & CEOSSale−7.50K$74.83−$561.2K−1.3%566.7K after3 lots
Apr 25, 2023 (view filing)Apr 214 daysKhayal Tamer IChief Commercial OfficerSSale−12.0K$86.28−$1.04M−45.6%14.4K after3 lots
Apr 25, 2023 (view filing)Apr 214 daysKhayal Tamer IChief Commercial OfficerSSale−2.77K$90.04−$249.9K−14.0%17.0K after
May 2, 2023 (view filing)May 11 dayHassanein Waleed HPresident & CEOSSale−7.50K$78.13−$586.0K−1.3%559.2K after3 lots
May 2, 2023 (view filing)May 11 dayGordon StephenChief Financial OfficerSSale−5.00K$79.05−$395.3K−21.0%18.8K after
Jun 5, 2023 (view filing)Jun 14 daysHassanein Waleed HPresident & CEOSSale−7.50K$71.64−$537.3K−1.3%551.7K after2 lots
Jul 6, 2023 (view filing)Jul 33 daysHassanein Waleed HPresident & CEOSSale−7.50K$82.51−$618.8K−1.4%544.2K after3 lots
Jul 17, 2023 (view filing)Jul 134 daysKhayal Tamer IChief Commercial OfficerSSale−2.97K$90.05−$267.8K−17.1%14.4K after
Jul 17, 2023 (view filing)Jul 134 daysKhayal Tamer IChief Commercial OfficerSSale−2.23K$90.02−$200.3K−13.1%14.8K after
Jul 19, 2023 (view filing)Jul 181 dayKhayal Tamer IChief Commercial OfficerSSale−5.00K$95.37−$476.9K−25.8%14.4K after
Aug 3, 2023 (view filing)Aug 12 daysHassanein Waleed HPresident & CEOSSale−7.50K$93.06−$697.9K−1.4%536.7K after3 lots
Aug 30, 2023 (view filing)Aug 291 dayWeill DavidDirectorPPurchase+2.50K$62.00+$155.0K+22.3%13.7K after
Sep 5, 2023 (view filing)Aug 315 daysProvost MiriamVP, Global Regulatory AffairsSSale−2.71K$66.52−$180.1K−10.3%23.6K after
Sep 6, 2023 (view filing)Sep 15 daysHassanein Waleed HPresident & CEOSSale−7.50K$68.26−$511.9K−1.4%529.2K after4 lots
Oct 4, 2023 (view filing)Oct 22 daysGordon StephenChief Financial OfficerSSale−5.00K$54.22−$271.1K−21.0%18.8K after
Nov 9, 2023 (view filing)Nov 72 daysHassanein Waleed HPresident & CEOSSale−15.0K$64.32−$964.8K−2.8%514.2K after
Nov 29, 2023 (view filing)Nov 281 dayTobin James RDirectorSSale−10.0K$70.14−$701.4K−4.1%233.6K after
Dec 5, 2023 (view filing)Dec 14 daysHassanein Waleed HPresident & CEOSSale−7.50K$74.40−$558.0K−1.5%506.7K after3 lots
Dec 15, 2023 (view filing)Dec 132 daysProvost MiriamVP, Global Regulatory AffairsSSale−4.12K$75.10−$309.6K−14.1%25.1K after3 lots
Jan 3, 2024 (view filing)Jan 21 dayGordon StephenChief Financial OfficerSSale−15.0K$77.07−$1.16M−53.4%13.1K after10b5-1
Jan 18, 2024 (view filing)Jan 162 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$80.41−$804.1K−41.0%14.4K after2 lots10b5-1