Free Trial
→ Trump’s $100 Trillion Land Rush Is On (From Stansberry Research) (Ad) Free TMDX Stock Alerts

TransMedics Group (TMDX) Institutional Ownership

TransMedics Group logo
$106.79 -3.18 (-2.89%)
Closing price 04:00 PM Eastern
Extended Trading
$107.50 +0.71 (+0.66%)
As of 07:57 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
Compare

Institutional Ownership Changes (13F Filings) for TransMedics Group (NASDAQ:TMDX)

Current
Institutional Ownership
Percentage
99.67%
Number of
Institutional Buyers
(last 12 months)
228
Total
Institutional Inflows
(last 12 months)
$816.19M
Number of
Institutional Sellers
(last 12 months)
129
Total
Institutional Outflows
(last 12 months)
$1.56B
Get TMDX Insider Trade Alerts

Want to know when executives and insiders are buying or selling TransMedics Group stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Skip Chart & View Institutional Buying and Selling Data

TMDX Institutional Buying and Selling by Quarter

TransMedics Group Major Shareholders & Ownership History

Export to Excel
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/23/2025Hager Investment Management Services LLC1,964$263K0.2%+165.4%0.006%
7/23/2025Vontobel Holding Ltd.2,100$281K0.0%-51.5%0.006%
7/23/2025Maryland State Retirement & Pension System9,943$1.33M0.0%+1.9%0.029%
7/23/2025Valmark Advisers Inc.9,709$1.30M0.0%+34.6%0.029%
7/23/2025Venturi Wealth Management LLC1,973$264K0.0%N/A0.006%
7/23/2025KLP Kapitalforvaltning AS6,600$884K0.0%+3.1%0.020%
7/22/2025 Global Assets Advisory LLC2,350$306K0.1%-84.2%0.007%
7/22/2025 Sava Infond d.o.o.2,000$268K0.0%-9.1%0.006%
7/21/2025 Abundance Wealth Counselors6,326$848K0.2%-6.2%0.019%
7/17/2025 Campbell Newman Asset Management Inc.12,443$1.67M0.1%+7.1%0.037%
7/17/2025 HB Wealth Management LLC12,056$1.62M0.0%+13.4%0.036%
7/17/2025 Janney Montgomery Scott LLC6,992$937K0.0%-20.5%0.021%
7/17/2025 Taylor Frigon Capital Management LLC21,071$2.82M1.5%-33.2%0.062%
7/17/2025 GC Wealth Management RIA LLC2,771$371K0.0%N/A0.008%
7/17/2025 Sound Income Strategies LLC357$48K0.0%N/A0.001%
7/16/2025 State of Alaska Department of Revenue20,146$2.70M0.0%+8.3%0.060%
7/16/2025 Perigon Wealth Management LLC19,206$2.57M0.1%+2.1%0.057%
7/14/2025 Opal Wealth Advisors LLC191$26K0.0%N/A0.001%
7/14/2025 GAMMA Investing LLC1,882$252K0.0%+20.3%0.006%
7/14/2025 Park Avenue Securities LLC3,322$445K0.0%N/A0.010%
7/11/2025 Silver Oak Securities Incorporated2,828$379K0.0%+56,460.0%0.008%
7/11/2025 Harbour Capital Advisors LLC5,962$761K0.2%-1.6%0.018%
7/10/2025 Wealth Enhancement Advisory Services LLC1,737$224K0.0%N/A0.005%
7/9/2025 Sapient Capital LLC3,258$437K0.0%-4.4%0.010%
7/9/2025 Fiduciary Alliance LLC1,807$242K0.0%-45.8%0.005%
7/7/2025 Zevenbergen Capital Investments LLC121,528$16.29M0.3%N/A0.359%
6/18/2025Voya Investment Management LLC8,818$593K0.0%-24.7%0.026%
5/29/2025Rhumbline Advisers89,524$6.02M0.0%-0.6%0.265%
5/20/2025Intech Investment Management LLC26,676$1.80M0.0%-1.7%0.079%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC3,113,082$209.45M0.1%+244.7%9.204%
5/16/2025Goldman Sachs Group Inc.507,510$34.15M0.0%+20.6%1.501%
5/16/2025NewEdge Advisors LLC23,292$1.57M0.0%-5.5%0.069%
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.19,525$1.31M0.0%+4.7%0.058%
5/16/2025Eventide Asset Management LLC677,981$45.62M0.9%+0.0%2.004%
5/15/2025First Light Asset Management LLC107,860$7.26M0.8%-22.8%0.319%
5/15/2025Braidwell LP854,884$57.52M2.0%-7.3%2.527%
5/15/2025Royal Bank of Canada26,582$1.79M0.0%+47.9%0.079%
5/15/2025Graham Capital Management L.P.30,570$2.06M0.0%-1.2%0.090%
5/15/2025Quarry LP592$40K0.0%+88.5%0.002%
5/15/2025Driehaus Capital Management LLC778,754$52.40M0.5%+2.4%2.302%
HIDDEN IN THE BOOK OF GENESIS… (Ad)

“This land I will give to you…” — a 4,000-year-old line from Genesis may hold the key to unlocking a $150 trillion vault of untapped American wealth. Former CIA advisor Jim Rickards calls it the “Old Testament Wealth Code” — and says it could transform your financial future. He’s revealing everything in a new presentation.

Watch Jim Rickards reveal the Old Testament Wealth Code
5/14/2025 RB Capital Management LLC2,988$201K0.0%N/A0.009%
5/14/2025FORA Capital LLC4,161$280K0.0%-85.5%0.012%
5/14/2025Corebridge Financial Inc.17,148$1.15M0.0%-1.9%0.051%
5/14/2025Comerica Bank21,833$1.47M0.0%-12.2%0.065%
5/14/2025MetLife Investment Management LLC19,363$1.30M0.0%-1.4%0.057%
5/14/2025Smartleaf Asset Management LLC440$30K0.0%+44.3%0.001%
5/14/2025Biondo Investment Advisors LLC58,070$3.91M0.6%+8.6%0.172%
5/14/2025AlphaQuest LLC1,288$87K0.0%+55.6%0.004%
5/14/2025Sandhill Capital Partners LLC3,627$244K0.0%-98.0%0.011%
5/14/2025Capital Fund Management S.A.252,294$16.97M0.0%+100.4%0.746%
5/14/2025Credit Agricole S A24,079$1.62M0.0%+116.0%0.071%
5/14/2025Hsbc Holdings PLC3,804$254K0.0%-95.7%0.011%
5/13/2025Northern Trust Corp361,963$24.35M0.0%+2.1%1.070%
5/13/2025Versor Investments LP7,476$503K0.1%N/A0.022%
5/13/2025Algert Global LLC13,674$920K0.0%+8.9%0.040%
5/13/2025Raymond James Financial Inc.145,393$9.78M0.0%+135.8%0.430%
5/13/2025Liontrust Investment Partners LLP554,357$37.30M0.6%-7.0%1.639%
5/13/2025Sit Investment Associates Inc.7,380$497K0.0%+8.8%0.022%
5/13/2025Montanaro Asset Management Ltd153,675$10.34M3.0%+9.7%0.454%
5/13/2025Russell Investments Group Ltd.6,963$468K0.0%-97.6%0.021%
5/13/2025HighTower Advisors LLC18,257$1.23M0.0%+137.7%0.054%
5/13/2025Trillium Asset Management LLC35,389$2.38M0.1%+7.4%0.105%
5/12/2025Public Sector Pension Investment Board106,480$7.16M0.0%+27.4%0.315%
5/12/2025Nuveen LLC88,096$5.93M0.0%N/A0.260%
5/12/2025Swiss National Bank65,000$4.37M0.0%-0.9%0.192%
5/12/2025Mitsubishi UFJ Asset Management Co. Ltd.47,309$3.18M0.0%+104.7%0.140%
5/12/2025Maryland State Retirement & Pension System9,758$657K0.0%-13.7%0.029%
5/9/2025Mutual of America Capital Management LLC4,888$329K0.0%-3.8%0.014%
5/9/2025Headlands Technologies LLC8,357$562K0.1%-25.8%0.025%
5/9/2025Charles Schwab Investment Management Inc.304,367$20.48M0.0%+2.3%0.900%
5/9/2025Vanguard Group Inc.3,574,996$240.53M0.0%-1.7%10.569%
5/9/2025New Age Alpha Advisors LLC1,713$115K0.0%-39.7%0.005%
5/9/2025Blair William & Co. IL74,995$5.05M0.0%-58.5%0.222%
5/9/2025PNC Financial Services Group Inc.2,294$154K0.0%+13.8%0.007%
5/8/2025XTX Topco Ltd19,342$1.30M0.1%N/A0.057%
5/7/2025LPL Financial LLC19,545$1.32M0.0%-25.9%0.058%
5/7/2025Bastion Asset Management Inc.4,740$330K0.2%-87.6%0.014%
5/7/2025 HB Wealth Management LLC10,627$715K0.0%+30.4%0.031%
5/7/2025Baillie Gifford & Co.259,677$17.47M0.0%-3.8%0.768%
5/6/2025Cetera Investment Advisers4,033$271K0.0%-51.2%0.012%
5/6/2025 Tempus Wealth Planning LLC6,058$408K0.1%+9.2%0.018%
5/6/2025Legato Capital Management LLC4,930$332K0.0%N/A0.015%
5/5/2025Allianz Asset Management GmbH5,100$343K0.0%N/A0.015%
5/5/2025Lindbrook Capital LLC2,742$184K0.0%+69.3%0.008%
5/5/2025IFP Advisors Inc5,836$393K0.0%-14.0%0.017%
5/5/2025Jennison Associates LLC9,217$620K0.0%+3.6%0.027%
5/2/2025Victory Capital Management Inc.8,365$563K0.0%+3.8%0.025%
5/2/2025Hager Investment Management Services LLC740$50K0.0%+38.3%0.002%
5/2/2025SBI Securities Co. Ltd.3,684$248K0.0%+21.9%0.011%
5/1/2025CWM LLC925$62K0.0%+20.1%0.003%
The Trump Dump is starting; Get out of stocks now? (Ad)

The first 365 days of the Trump presidency… Will be the best time to get rich in American history.

If I’m right about this (like I was before) a modest $900 investment could grow to a life-changing a
5/1/2025Louisiana State Employees Retirement System15,800$1.06M0.0%-2.5%0.047%
5/1/2025Emerald Advisers LLC454,794$30.60M1.4%+22.4%1.345%
5/1/2025Mutual of America Capital Management LLC4,888$329K0.0%-3.8%0.014%
5/1/2025Emerald Mutual Fund Advisers Trust262,571$17.67M1.3%+19.7%0.776%
4/30/2025Nisa Investment Advisors LLC15,824$1.07M0.0%+1.6%0.047%
4/29/2025Envestnet Asset Management Inc.23,365$1.57M0.0%-72.3%0.069%
4/29/2025Bank of New York Mellon Corp209,677$14.11M0.0%-62.1%0.620%
4/29/2025Catalyst Capital Advisors LLC3,150$212K0.0%-34.4%0.009%
4/29/2025OneDigital Investment Advisors LLC5,989$403K0.0%+52.6%0.018%
4/28/2025D.A. Davidson & CO.12,924$870K0.0%+12.6%0.038%
(Data available from 1/1/2016 forward)

TMDX Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of TMDX shares?

During the previous two years, 352 institutional investors and hedge funds held shares of TransMedics Group. The most heavily invested institutionals were FMR LLC ($258.14M), Vanguard Group Inc. ($240.53M), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($209.45M), Invesco Ltd. ($68.63M), Credit Suisse AG ($66.12M), FIL Ltd ($62.37M), and Braidwell LP ($57.52M).Learn more on TransMedics Group's institutional investors.

What percentage of TransMedics Group's stock is owned by institutional investors?

99.67% of TransMedics Group's stock is owned by institutional investors. Learn more on TMDX's institutional investor holdings.

Which institutional investors have been buying TransMedics Group's stock?

Of the 307 institutional investors that purchased TransMedics Group's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC ($2.34M), FMR LLC ($1.41M), Braidwell LP ($1.23M), Eventide Asset Management LLC ($927.06K), Mackenzie Financial Corp ($803.02K), Wasatch Advisors LP ($635.57K), and Eagle Health Investments LP ($414.21K).

How much institutional buying is happening at TransMedics Group?

Institutional investors have bought a total of 9,931,075 shares in the last 24 months. This purchase volume represents approximately $816.52M in transactions.

Which of TransMedics Group's major shareholders have been selling company stock?

Of the 129 institutional investors that sold TransMedics Group's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Voya Investment Management LLC ($11.32M), ArrowMark Colorado Holdings LLC ($861.37K), Schroder Investment Management Group ($846.31K), Allspring Global Investments Holdings LLC ($756.99K), Driehaus Capital Management LLC ($681.37K), First Light Asset Management LLC ($568.96K), and Barclays PLC ($545.40K).

How much institutional selling is happening at TransMedics Group?

Institutional investors have sold a total of 20,378,197 shares in the last 24 months. This volume of shares sold represents approximately $1.56B in transactions.


Related Companies

This page (NASDAQ:TMDX) was last updated on 7/24/2025 by MarketBeat.com Staff
From Our Partners
Elon Just Fired the IRS Agents Targeting Your Savings
Elon Musk just fired 6,700 IRS agents — and exposed a war on your retirement. While D.C. scrambles to regai...
Priority Gold | Sponsored
Why Elon put $51 million into this
A single U.S. company has started producing a “miracle metal” once locked in research labs. Now? They’re qu...
True Market Insiders | Sponsored
Trump’s Endgame? (R.I.P. China)
Tucked inside a Silicon Valley factory, a bold new tech is quietly emerging—one that could ignite a $12 trilli...
Brownstone Research | Sponsored
The Trump Dump is starting; Get out of stocks now?
The first 365 days of the Trump presidency… Will be the best time to get rich in American history.
Paradigm Press | Sponsored
Market Panic: Trump Just Dropped a Bomb on Your Stocks
tock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...
American Alternative | Sponsored
BREAKING: The House just passed 3 pro-crypto bills!
Experts Believe Altcoin Season is Here! With this new legislation in effect, crypto experts across the coun...
Crypto 101 Media | Sponsored
Bitcoin Beats Gold — But This Coin Could Beat Them Both
Bitcoin just hit a record high—but it’s not the top crypto play right now. Crypto analyst Juan Villaverde, ...
Weiss Ratings | Sponsored
Treasury Secretary Bessent Is Betting Big on Gold
When the U.S. Treasury Secretary’s largest personal investment is gold — that’s a signal. Now a veteran gol...
Golden Portfolio | Sponsored