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NASDAQ: TMDX
Transmedics Group Inc Stock Ownership - Who owns Transmedics Group?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Transmedics Group Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Gerardo HernandezChief Financial Officer2026-03-041,324$77.12
$102.11kBuy
David WeillDirector2026-03-043,571$146.82
$524.29kSell
David WeillDirector2026-03-043,571$14.20
$50.71kBuy
Stephanie LovellDirector2026-03-041,193$149.62
$178.50kSell
Gerardo HernandezChief Financial Officer2026-03-045,912$147.21
$870.31kSell
Gerardo HernandezChief Financial Officer2026-03-045,912$69.84
$412.89kBuy
Gerardo HernandezChief Financial Officer2026-03-041,324$147.21
$194.91kSell
Gerardo HernandezChief Financial Officer2026-03-02375$139.12
$52.17kSell
Nicholas CorcoranSVP of Supply Chain and Operations2026-03-022,966$139.12
$412.63kSell
Anil P. RanganathSenior Vice President General Counsel and Secretary2026-03-02864$139.12
$120.20kSell

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Net Insider Buy/Sell (L12M) Ownership

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TMDX Shareholders

What type of owners hold Transmedics Group Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc15.73%5,395,232$512.17MInstitution
Fmr LLC14.80%5,077,036$481.96MInstitution
Vanguard Group Inc10.51%3,605,279$342.25MInstitution
Flagship Ventures Fund IV General Partner LLC7.73%2,650,870$251.65MInsider
Abrams Capital Management LP7.65%2,624,712$249.16MInsider
United Therapeutics Corp5.99%2,053,240$194.91MInsider
Edwin M. Kania Jr.4.64%1,590,807$151.02MInsider
State Street Corp3.72%1,275,133$121.05MInstitution
Ubs Am A Distinct Business Unit Of Ubs Asset Management Americas LLC2.91%996,878$94.63MInstitution
Goldman Sachs Group Inc2.82%965,931$91.70MInstitution

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TMDX vs Medical Device Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
TMDX78.94%21.06%Net BuyingNet Selling
AXGN60.60%39.40%Net SellingNet Selling
ESTA81.85%18.15%Net SellingNet Selling
ITGR95.81%4.19%Net SellingNet Selling
NVCR59.25%40.75%Net SellingNet Selling
View Top Medical Device Stocks

Transmedics Group Stock Ownership FAQ

Who owns Transmedics Group?

Transmedics Group (NASDAQ: TMDX) is owned by 107.60% institutional shareholders, 28.70% Transmedics Group insiders, and 0.00% retail investors. Flagship Ventures Fund IV General Partner LLC is the largest individual Transmedics Group shareholder, owning 2.65M shares representing 7.67% of the company. Flagship Ventures Fund IV General Partner LLC's Transmedics Group shares are currently valued at $193.30M.

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