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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.

Q3 2024 vs. Q2 2024

How the institutions holding TransMedics Group, Inc. changed between Q2 2024 and Q3 2024.

All holders in Q3 2024All holders in Q2 2024

13F holders of TMDX: Q2 2024 compared with Q3 2024
MeasureQ2 2024Of which not filed for Q3 2024Q3 2024Change
Holders3402374+36
Shares33.8M2.65M36.7M+5.52M (+17.7%)
Value$5.09B$398.5M$5.74B+$1.05B (+22.4%)

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (77)

Institutions that held TransMedics Group, Inc. at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to TMDX in Q3 2024
InstitutionSharesValue% of portfolio
BlackRock, Inc.5,307,759$833.3M0.02%
1832 Asset Management L.P.455,445$71.5M0.12%
Man Group plc345,320$54.2M0.15%
Schroder Investment Management Group129,419$20.6M0.02%
Public Sector Pension Investment Board70,566$11.1M0.06%
WCM Investment Management, LLC54,795$8.72M0.02%
California Public Employees Retirement System54,447$8.55M0.01%
Gilder Gagnon Howe & Co LLC27,602$4.33M0.05%
Avidity Partners Management LP27,600$4.33M0.22%
Thrivent Financial for Lutherans26,196$4.11M0.01%
Summit Partners Public Asset Management, LLC20,347$3.19M0.14%
State of Alaska, Department of Revenue16,308$2.56M0.03%
PDT Partners, LLC16,300$2.56M0.23%
Dimensional Fund Advisors LP16,201$2.54M0.00%
Louisiana State Employees Retirement System16,100$2.53M0.05%
Intech Investment Management LLC13,801$2.17M0.02%
Headlands Technologies LLC12,069$1.89M0.22%
Susquehanna International Group, LLP11,452$1.80M0.00%
Yousif Capital Management, LLC11,302$1.77M0.02%
Maryland State Retirement & Pension System11,233$1.76M0.04%
Seven Eight Capital, LP10,441$1.64M0.15%
Zacks Investment Management10,236$1.61M0.01%
Rockefeller Capital Management L.P.10,216$1.60M0.00%
Polar Capital Holdings Plc9,477$1.49M0.01%
Clough Capital Partners L P8,705$1.37M0.14%
Sapient Capital LLC7,904$1.24M0.02%
Oregon Public Employees Retirement Fund7,900$1.24M0.02%
Danske Bank A/S7,864$1.23M0.00%
New York State Teachers Retirement System7,749$1.22M0.00%
B. Metzler seel. Sohn & Co. Holding AG6,744$1.06M0.01%
B. Metzler seel. Sohn & Co. AG6,744$1.06M0.01%
Numerai GP LLC5,411$849.5K0.23%
Morse Asset Management, Inc5,241$822.8K0.18%
Schonfeld Strategic Advisors LLC5,155$809.3K0.01%
Mutual of America Capital Management LLC4,995$784.2K0.01%
Graham Capital Management, L.P.4,360$684.5K0.02%
Chartwell Investment Partners, LLC4,219$662.0K0.02%
Neo Ivy Capital Management3,534$554.0K0.18%
Aigen Investment Management, LP3,330$522.8K0.10%
Laurion Capital Management LP3,000$471.0K0.03%
Teacher Retirement System of Texas2,890$454.0K0.00%
Virtu Financial LLC2,778$436.0K0.02%
Y-Intercept (Hong Kong) Ltd2,344$368.0K0.02%
Acadian Asset Management LLC2,248$352.0K0.00%
Credit Agricole S A2,195$344.6K0.00%
Paloma Partners Management Co2,130$334.4K0.02%
Guggenheim Capital LLC2,048$321.5K0.00%
Guidance Capital, Inc2,358$298.5K0.09%
Two Sigma Securities, LLC1,892$297.0K0.02%
Profund Advisors LLC1,741$273.3K0.01%
Evernest Financial Advisors, LLC1,650$259.1K0.07%
ClearAlpha Technologies LP1,571$246.6K0.11%
Precision Wealth Strategies, LLC1,500$235.5K0.22%
Jag Capital Management, LLC1,322$207.6K0.03%
Cantor Fitzgerald, L. P.1,300$204.1K0.02%
Bryn Mawr Trust Co950$149.2K0.00%
Rakuten Securities, Inc.805$126.4K0.05%
Fifth Third Bancorp500$78.5K0.00%
USA Financial Portformulas Corp348$54.6K0.01%
Mizuho Bank, Ltd.240$37.7K0.01%
Jaffetilchin Investment Partners, LLC197$30.9K0.00%
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.109$17.1K0.00%
Asset Dedication, LLC92$14.4K0.00%
Mark Sheptoff Financial Planning, LLC69$10.8K0.01%
Truvestments Capital LLC57$8.95K0.00%
Kayne Anderson Rudnick Investment Management LLC53$8.32K0.00%
Geneos Wealth Management Inc.49$7.69K0.00%
Sterling Capital Management LLC33$5.18K0.00%
Bessemer Group Inc30$5.00K0.00%
Cullen/Frost Bankers, Inc.26$4.08K0.00%
Banque Cantonale Vaudoise25$4.00K0.00%
Reuter James Wealth Management, LLC19$2.98K0.00%
Meeder Asset Management Inc18$2.83K0.00%
Wolff Wiese Magana LLC17$2.67K0.00%
Mather Group, LLC.16$2.51K0.00%
Concord Wealth Partners6$9420.00%
Capital Performance Advisors LLP4$6280.00%

Sold out (41)

Institutions that held TransMedics Group, Inc. at the end of Q2 2024 and filed for Q3 2024 without it.

Institutions that sold out of TMDX in Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
D. E. Shaw & Co., Inc.210,271$31.7M
Braidwell LP189,960$28.6M
Citadel Advisors LLC78,134$11.8M
Trexquant Investment LP42,093$6.34M
Twinbeech Capital LP33,624$5.06M
Point72 Europe (London) LLP32,100$4.83M
BCJ Capital Management, LLC22,835$3.44M
Penserra Capital Management LLC21,391$3.22M
Revere Asset Management, Inc20,845$3.14M
Quadrature Capital Ltd16,750$2.52M
Natixis11,786$1.78M
Tudor Investment Corp Et Al11,303$1.70M
SYSTM Wealth Solutions LLC10,188$1.53M
Marshall Wace, LLP9,452$1.42M
Deerfield Management Company, L.P. (Series C)9,298$1.40M
Semanteon Capital Management, LP8,058$1.21M
Gsa Capital Partners LLP7,969$1.20M
Dark Forest Capital Management LP5,568$838.7K
FORA Capital, LLC5,021$756.3K
Capital CS Group, LLC4,377$659.3K
Baader Bank INC2,645$397.0K
Silver Oak Securities, Inc2,506$377.5K
Omers Administration Corp2,500$376.6K
Polar Asset Management Partners Inc.2,400$361.5K
Venture Visionary Partners LLC2,397$361.0K
Bayesian Capital Management, LP2,000$301.2K
Gotham Asset Management, LLC1,993$300.2K
Kestra Private Wealth Services, LLC1,906$287.1K
Prospera Financial Services Inc1,616$243.4K
SkyOak Wealth, LLC1,614$243.1K
Bank of Hawaii1,493$224.9K
Arcadia Investment Management Corp738$111.2K
Gen-Wealth Partners Inc545$82.1K
International Assets Investment Management, LLC310$46.7K
Proequities, Inc.300$45.2K
Opal Wealth Advisors, LLC135$20.3K
Hollencrest Capital Management70$10.5K
Valley National Advisers Inc45$6.00K
Stephens Consulting, LLC23$3.46K
Innealta Capital, LLC16$2.41K
Twin Tree Management, LP1$151

Not filed for Q3 2024 yet (2)

Institutions that held TransMedics Group, Inc. at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding TMDX in Q2 2024 that haven't filed for Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
BlackRock Inc.2,645,558$398.5M
Institutional & Family Asset Management, LLC6$904