Skip to main content
Livermore
Livermore
ZHEN

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 2022 vs. Q2 2022

How the institutions holding TransMedics Group, Inc. changed between Q2 2022 and Q3 2022.

All holders in Q3 2022All holders in Q2 2022

13F holders of TMDX: Q2 2022 compared with Q3 2022
MeasureQ2 2022Of which not filed for Q3 2022Q3 2022Change
Holders1351178+44
Shares22.9M60.8K28.3M+5.48M (+24.0%)
Value$719.7M$1.91M$1.18B+$463.4M (+64.6%)

1 institution that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (63)

Institutions that held TransMedics Group, Inc. at the end of Q3 2022 but not at the end of Q2 2022.

Institutions new to TMDX in Q3 2022
InstitutionSharesValue% of portfolio
Lord, Abbett & Co. LLC772,073$32.2M0.12%
Fred Alger Management, LLC435,848$18.2M0.09%
Ophir Asset Management Pty Ltd379,592$15.8M2.89%
Avidity Partners Management LP300,000$12.5M0.27%
Nicholas Investment Partners, LP277,625$11.6M1.07%
ArrowMark Colorado Holdings LLC200,386$8.36M0.10%
First Light Asset Management, LLC153,769$6.42M0.65%
Voloridge Investment Management, LLC146,737$6.13M0.03%
Peregrine Capital Management LLC138,962$5.80M0.19%
Board of Trustees of The Leland Stanford Junior University117,281$5.04M0.32%
Pura Vida Investments, LLC120,000$5.01M0.76%
Divisadero Street Capital Management, LP120,000$5.01M5.56%
Castleark Management LLC118,245$4.94M0.27%
Renaissance Technologies LLC102,999$4.30M0.01%
Two Sigma Investments, LP82,686$3.45M0.01%
D. E. Shaw & Co., Inc.77,526$3.24M0.01%
Ameriprise Financial Inc71,652$2.99M0.00%
Calamos Advisors LLC65,730$2.74M0.01%
Parkman Healthcare Partners LLC42,358$1.77M0.50%
Qube Research & Technologies Ltd41,102$1.72M0.01%
Quantbot Technologies LP34,991$1.46M0.11%
Mariner, LLC34,481$1.44M0.01%
Jump Financial, LLC29,200$1.22M0.05%
Schonfeld Strategic Advisors LLC28,700$1.20M0.01%
Occudo Quantitative Strategies LP26,352$1.10M0.09%
We Are One Seven, LLC23,614$985.0K0.09%
Financial Advocates Investment Management12,882$822.0K0.07%
ClariVest Asset Management LLC19,300$805.0K0.04%
Quadrature Capital Ltd19,251$803.0K0.03%
GWM Advisors LLC14,692$613.0K0.01%
ACT Capital Management, LLC12,500$522.0K0.72%
Mirae Asset Global Investments Co., Ltd.11,287$471.0K0.00%
Two Sigma Advisers, LP11,000$459.0K0.00%
Brookfield Asset Management Inc.10,148$424.0K0.00%
Susquehanna Fundamental Investments, LLC10,121$422.0K0.01%
Spouting Rock Asset Management, LLC10,067$420.0K0.32%
Courier Capital LLC9,987$417.0K0.05%
Lakeview Capital Partners, LLC9,550$398.0K0.16%
LPL Financial LLC8,541$357.0K0.00%
M&T Bank Corp8,498$354.0K0.00%
SG Americas Securities, LLC8,388$350.0K0.01%
Victory Capital Management Inc8,133$339.0K0.00%
Advisory Research Inc7,929$331.0K0.03%
Bank of Hawaii7,857$328.0K0.02%
Stifel Financial Corp7,587$316.0K0.00%
Seven Eight Capital, LP7,210$301.0K0.06%
AQR Capital Management LLC6,327$264.0K0.00%
Algert Global LLC6,241$260.0K0.02%
PDT Partners, LLC6,100$255.0K0.04%
Ziegler Capital Management, LLC5,639$235.0K0.01%
Raymond James & Associates5,474$228.0K0.00%
Zurcher Kantonalbank (Zurich Cantonalbank)3,555$148.0K0.00%
MCF Advisors LLC1,042$43.0K0.00%
Aquatic Capital Management LLC500$21.0K0.00%
Parallel Advisors, LLC160$7.00K0.00%
Hanseatic Management Services Inc119$5.00K0.01%
Covington Capital Management80$3.00K0.00%
Oliver Lagore Vanvalin Investment Group77$3.00K0.00%
Quadrant Capital Group LLC51$2.00K0.00%
Wipfli Financial Advisors LLC,53$2.00K0.00%
Allworth Financial LP21$1.00K0.00%
Bell Investment Advisors, Inc12$1.00K0.00%
Ellevest, Inc.8$00.00%

Sold out (19)

Institutions that held TransMedics Group, Inc. at the end of Q2 2022 and filed for Q3 2022 without it.

Institutions that sold out of TMDX in Q3 2022
InstitutionShares, Q2 2022Value, Q2 2022
Moody Aldrich Partners LLC106,798$3.36M
Cinctive Capital Management LP78,736$2.48M
Bank of Montreal46,405$1.56M
Osterweis Capital Management Inc32,915$1.03M
Glenmede Trust Co NA14,249$448.0K
Man Group plc–$433.0K
Point72 Asset Management, L.P.11,100$349.0K
Creative Planning10,590$333.0K
Alps Advisors Inc10,472$329.0K
Boston Partners9,553$300.0K
Dumac, Inc.8,753$275.0K
Sargent Bickham Lagudis LLC4,403$138.0K
Prospera Financial Services Inc2,198$69.0K
Global Retirement Partners, LLC1,524$48.0K
FNY Investment Advisers, LLC990$31.0K
Captrust Financial Advisors788$25.0K
Total Clarity Wealth Management, Inc.334$11.0K
Northwestern Mutual Wealth Management Co5$0
BerganKDV Wealth Management, LLC10$0

Not filed for Q3 2022 yet (1)

Institutions that held TransMedics Group, Inc. at the end of Q2 2022 and haven't filed a 13F for Q3 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding TMDX in Q2 2022 that haven't filed for Q3 2022
InstitutionShares, Q2 2022Value, Q2 2022
Taylor Wealth Management Partners60,766$1.91M