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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
Jul 6, 2021 (view filing)Jul 15 daysCarey John FVP of OperationsSSale−1.68K$33.65−$56.5K−100.0%0 after2 lots
Jul 16, 2021 (view filing)Jul 151 dayGordon StephenChief Financial OfficerSSale−10.0K$35.00−$350.0K−63.6%5.71K after
Jul 19, 2021 (view filing)6:35 PM ETJul 154 daysKhayal Tamer IChief Commercial OfficerSSale−5.15K$35.10−$180.8K−10.1%46.1K after
Aug 4, 2021 (view filing)Aug 22 daysCarey John FVP of OperationsSSale−1.68K$28.33−$47.6K−100.0%0 after
Sep 3, 2021 (view filing)Sep 12 daysCarey John FVP of OperationsSSale−1.68K$31.98−$53.7K−100.0%0 after2 lots
Sep 9, 2021 (view filing)Sep 72 daysGordon StephenChief Financial OfficerSSale−10.0K$35.00−$350.0K−63.6%5.71K after
Sep 9, 2021 (view filing)6:25 PM ETSep 72 daysKhayal Tamer IChief Commercial OfficerSSale−3.94K$35.08−$138.3K−7.9%46.1K after
Sep 17, 2021 (view filing)Sep 152 daysProvost MiriamVP of US Regulatory & FDA Rel.SSale−3.88K$31.34−$121.5K−31.2%8.55K after
Oct 5, 2021 (view filing)Oct 14 daysCarey John FVP of OperationsSSale−1.68K$32.33−$54.3K−100.0%0 after2 lots
Nov 2, 2021 (view filing)Nov 11 dayCarey John FVP of OperationsSSale−1.68K$28.16−$47.3K−100.0%0 after
Nov 30, 2021 (view filing)Nov 291 dayKania Edwin M JrDirectorPPurchase+100.0K$22.56+$2.26M+49.3%302.9K after2 lots
Mar 30, 2022 (view filing)7:19 PM ETMar 282 daysCarey John FVP of OperationsSSale−4.50K$25.01−$112.5K−92.2%379 after
Apr 4, 2022 (view filing)6:30 PM ETApr 13 daysCarey John FVP of OperationsSSale−1.50K$26.85−$40.3K−79.8%379 after
May 6, 2022 (view filing)May 42 daysTobin James RDirectorSSale−48.5K$29.94−$1.45M−12.2%350.6K after
May 6, 2022 (view filing)4:05 PM ETMay 42 daysCarey John FVP of OperationsSSale−1.50K$25.31−$38.0K−79.8%379 after
Jun 3, 2022 (view filing)5:00 PM ETJun 12 daysCarey John FVP of OperationsSSale−1.50K$28.19−$42.3K−79.8%379 after2 lots
Jun 27, 2022 (view filing)7:59 PM ETJun 243 daysCarey John FVP of OperationsSSale−2.96K$32.57−$96.3K−88.6%379 after
Jun 27, 2022 (view filing)7:59 PM ETJun 27Same dayCarey John FVP of OperationsSSale−3.32K$32.59−$108.2K−89.8%379 after
Jun 29, 2022 (view filing)6:05 PM ETJun 281 dayCarey John FVP of OperationsSSale−2.72K$32.87−$89.5K−87.8%379 after
Jul 6, 2022 (view filing)Jul 51 dayTobin James RDirectorSSale−48.5K$35.00−$1.70M−13.8%302.1K after
Jul 6, 2022 (view filing)Jul 51 dayGordon StephenChief Financial OfficerSSale−10.0K$35.00−$350.0K−63.6%5.71K after
Jul 6, 2022 (view filing)6:17 PM ETJul 51 dayKhayal Tamer IChief Commercial OfficerSSale−13.5K$35.06−$473.5K−22.7%46.1K after
Jul 12, 2022 (view filing)Jul 111 dayCarey John FVP of OperationsSSale−1.50K$32.98−$49.5K−79.8%379 after
Jul 22, 2022 (view filing)Jul 202 daysCarey John FVP of OperationsSSale−1.50K$34.57−$51.9K−79.8%379 after
Aug 1, 2022 (view filing)Jul 293 daysTobin James RDirectorSSale−48.5K$39.98−$1.94M−16.1%253.6K after
Aug 1, 2022 (view filing)Jul 29-Aug 13 daysCarey John FVP of OperationsSSale−7.00K$40.55−$283.8K−90.1%771 after4 lots
Aug 1, 2022 (view filing)8:30 PM ETJul 293 daysKhayal Tamer IChief Commercial OfficerSSale−13.5K$40.01−$540.3K−22.7%46.1K after
Aug 9, 2022 (view filing)Aug 81 dayGordon StephenChief Financial OfficerSSale−10.0K$48.09−$480.9K−63.6%5.71K after
Aug 9, 2022 (view filing)Aug 54 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$45.16−$451.6K−88.5%1.30K after
Aug 9, 2022 (view filing)Aug 54 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$45.08−$450.8K−22.3%34.8K after
Aug 9, 2022 (view filing)Aug 54 daysHassanein Waleed HPresident & CEOSSale−20.0K$45.13−$902.6K−3.8%506.2K after
Aug 15, 2022 (view filing)Aug 11-124 daysHassanein Waleed HPresident & CEOSSale−19.9K$47.18−$940.3K−3.9%486.3K after2 lots
Aug 25, 2022 (view filing)Aug 23-242 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$50.08−$500.8K−88.5%1.30K after2 lots
Aug 25, 2022 (view filing)Aug 23-242 daysKhayal Tamer IChief Commercial OfficerSSale−10.0K$50.08−$500.8K−28.8%24.8K after2 lots
Aug 25, 2022 (view filing)Aug 23-242 daysHassanein Waleed HPresident & CEOSSale−20.0K$50.06−$1.00M−4.1%466.3K after2 lots
Sep 2, 2022 (view filing)Sep 11 dayGordon StephenChief Financial OfficerSSale−10.0K$50.93−$509.3K−63.6%5.71K after
Sep 2, 2022 (view filing)Sep 11 dayCarey John FVP of OperationsSSale−3.00K$51.09−$153.3K−79.6%771 after2 lots
Sep 9, 2022 (view filing)Sep 7-82 daysHassanein Waleed HPresident & CEOSSale−20.0K$55.33−$1.11M−4.3%446.3K after2 lots
Oct 4, 2022 (view filing)Oct 31 dayGordon StephenChief Financial OfficerSSale−10.0K$41.74−$417.4K−63.6%5.71K after
Oct 4, 2022 (view filing)4:31 PM ETOct 31 dayCarey John FVP of OperationsSSale−3.00K$42.09−$126.3K−79.6%771 after2 lots
Nov 3, 2022 (view filing)8:00 PM ETNov 12 daysCarey John FVP of OperationsSSale−3.00K$49.03−$147.1K−79.6%771 after2 lots
Nov 9, 2022 (view filing)Nov 72 daysHassanein Waleed HPresident & CEOSSale−2.77K$60.07−$166.3K−0.6%443.5K after
Nov 9, 2022 (view filing)Nov 72 daysGordon StephenChief Financial OfficerSSale−10.0K$56.72−$567.2K−63.6%5.71K after
Nov 9, 2022 (view filing)Nov 72 daysKhayal Tamer IChief Commercial OfficerSSale−3.04K$60.04−$182.8K−70.1%1.30K after
Nov 14, 2022 (view filing)Nov 113 daysHassanein Waleed HPresident & CEOSSale−2.75K$60.03−$165.0K−0.6%440.8K after
Nov 14, 2022 (view filing)Nov 104 daysWeill DavidDirectorSSale−21.6K$56.00−$1.21M−61.6%13.5K after
Nov 14, 2022 (view filing)Nov 113 daysKhayal Tamer IChief Commercial OfficerSSale−2.70K$60.03−$162.2K−67.5%1.30K after
Nov 16, 2022 (view filing)Nov 151 dayHassanein Waleed HPresident & CEOSSale−14.5K$60.13−$870.9K−3.3%426.3K after
Nov 16, 2022 (view filing)Nov 151 dayKhayal Tamer IChief Commercial OfficerSSale−4.25K$60.06−$255.5K−76.6%1.30K after
Nov 23, 2022 (view filing)Nov 22-231 dayLovell StephanieDirectorSSale−10.6K$58.80−$620.7K−100.0%0 after3 lots