Skip to main content

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.

13F holders, Q2 2022

Institutional positions in TransMedics Group, Inc. as of Jun 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
135
+27 vs. Q1 2022
Shares held
22.9M
+2.05M (+9.8%) vs. Q1 2022
Total value
$719.7M
+$159.2M (+28.4%) vs. Q1 2022
New holders
33
38 more added
Sold out
6
40 more reduced

2 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting TMDX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2022: 135 institutions
Q1 2021: 107 institutionsQ2 2021: 124 institutionsQ3 2021: 120 institutionsQ4 2021: 121 institutionsQ1 2022: 110 institutionsQ2 2022: 135 institutionsQ3 2022: 178 institutionsQ4 2022: 200 institutionsQ1 2023: 225 institutionsQ2 2023: 240 institutionsQ3 2023: 222 institutionsQ4 2023: 249 institutionsQ1 2024: 262 institutionsQ2 2024: 340 institutionsQ3 2024: 374 institutionsQ4 2024: 315 institutionsQ1 2025: 298 institutionsQ2 2025: 368 institutionsQ3 2025: 388 institutionsQ4 2025: 429 institutionsQ1 2026: 416 institutionsQ2 2026: 375 institutions
Value heldQ2 2022: $719.7M
Q1 2021: $773.0MQ2 2021: $623.5MQ3 2021: $636.5MQ4 2021: $384.7MQ1 2022: $561.4MQ2 2022: $719.7MQ3 2022: $1.18BQ4 2022: $1.79BQ1 2023: $2.26BQ2 2023: $2.73BQ3 2023: $1.91BQ4 2023: $2.76BQ1 2024: $2.52BQ2 2024: $5.09BQ3 2024: $5.74BQ4 2024: $2.30BQ1 2025: $2.63BQ2 2025: $4.93BQ3 2025: $4.17BQ4 2025: $4.53BQ1 2026: $3.63BQ2 2026: $2.31B
Institutions holding TMDX and their total value by quarter
QuarterHoldersValue
Q2 2026375$2.31B
Q1 2026416$3.63B
Q4 2025429$4.53B
Q3 2025388$4.17B
Q2 2025368$4.93B
Q1 2025298$2.63B
Q4 2024315$2.30B
Q3 2024374$5.74B
Q2 2024340$5.09B
Q1 2024262$2.52B
Q4 2023249$2.76B
Q3 2023222$1.91B
Q2 2023240$2.73B
Q1 2023225$2.26B
Q4 2022200$1.79B
Q3 2022178$1.18B
Q2 2022135$719.7M
Q1 2022110$561.4M
Q4 2021121$384.7M
Q3 2021120$636.5M
Q2 2021124$623.5M
Q1 2021107$773.0M

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q1 2022.

Institutions holding TMDX in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC4,197,117$132.0M0.01%+1,9490.0%Added
BlackRock Inc.1,894,054$59.6M0.00%+1,904+0.1%Added
Macquarie Group Ltd1,824,835$57.4M0.06%−251,901−12.1%Reduced
Sandhill Capital Partners LLC1,587,557$49.9M5.34%−323,185−16.9%Reduced
Credit Suisse AG1,490,650$46.9M0.05%−26,877−1.8%Reduced
Vanguard Group Inc1,436,314$45.2M0.00%+109,408+8.2%Added
Next Century Growth Investors LLC895,962$28.2M3.68%+552,301+160.7%Added
Bank of New York Mellon Corp683,121$21.5M0.00%+93,299+15.8%Added
State Street Corp657,426$20.7M0.00%−12,118−1.8%Reduced
Driehaus Capital Management LLC614,881$19.3M0.31%+614,881New
Bellevue Group AG579,887$18.2M0.26%−1,142−0.2%Reduced
Kornitzer Capital Management Inc512,394$16.1M0.32%+1100.0%Added
Geode Capital Management, LLC481,373$15.1M0.00%−1,925−0.4%Reduced
Kent Lake Capital LLC400,000$12.6M6.92%+200,000+100.0%Added
Emerald Advisers, LLC397,565$12.5M0.64%+116,612+41.5%Added
Emerald Mutual Fund Advisers Trust347,349$10.9M0.63%+74,944+27.5%Added
AXA S.A.341,656$10.7M0.04%−3,730−1.1%Reduced
Northern Trust Corp277,903$8.74M0.00%+3,496+1.3%Added
FIL Ltd277,467$8.73M0.01%−1,727−0.6%Reduced
Dimensional Fund Advisors LP255,413$8.03M0.00%−50,140−16.4%Reduced
Millennium Management LLC241,310$7.59M0.01%+241,310New
Invesco Ltd.229,448$7.22M0.00%+218,527+2,001.0%Added
Bank of America Corp198,133$6.23M0.00%+12,840+6.9%Added
Charles Schwab Investment Management Inc194,305$6.11M0.00%−6,548−3.3%Reduced
Soleus Capital Management, L.P.184,455$5.80M0.93%+184,455New
Citadel Advisors LLC172,010$5.41M0.01%+172,010New
Royce & Associates LP142,000$4.47M0.05%+55,000+63.2%Added
Silvercrest Asset Management Group LLC138,959$4.37M0.03%−129,794−48.3%Reduced
Nuveen Asset Management, LLC122,850$3.86M0.00%+16,524+15.5%Added
Bullseye Asset Management LLC117,160$3.68M2.08%+129+0.1%Added
Moody Aldrich Partners LLC106,798$3.36M0.66%−81,523−43.3%Reduced
Lisanti Capital Growth, LLC105,780$3.33M0.45%+105,780New
EAM Investors, LLC99,173$3.12M0.76%+99,173New
Essex Investment Management Co LLC89,205$2.81M0.45%+2,982+3.5%Added
EAM Global Investors LLC87,946$2.77M0.68%+87,946New
Cinctive Capital Management LP78,736$2.48M0.11%+78,736New
Federated Hermes, Inc.73,148$2.30M0.01%+8,142+12.5%Added
JPMorgan Chase & Co66,727$2.10M0.00%+53,960+422.7%Added
Swiss National Bank62,100$1.95M0.00%+3,000+5.1%Added
Morgan Stanley61,275$1.93M0.00%+35,729+139.9%Added
Taylor Wealth Management Partners60,766$1.91M1.09%−4,133−6.4%Reduced
Envestnet Asset Management Inc57,331$1.80M0.00%−9,385−14.1%Reduced
Summit Partners Public Asset Management, LLC53,457$1.68M0.13%+53,457New
Bank of Montreal46,405$1.56M0.00%+46,405New
Principal Financial Group Inc44,731$1.41M0.00%+27,581+160.8%Added
Russell Investments Group, Ltd.39,961$1.26M0.00%−15,419−27.8%Reduced
Goldman Sachs Group Inc38,466$1.21M0.00%+12,287+46.9%Added
California State Teachers Retirement System34,080$1.07M0.00%+1,796+5.6%Added
Baillie Gifford & Co33,727$1.06M0.00%−1,452−4.1%Reduced
Osterweis Capital Management Inc32,915$1.03M0.08%+32,915New
UBS Asset Management Americas Inc32,741$1.03M0.00%00.0%Unchanged
Rhumbline Advisers30,949$973.0K0.00%+5,744+22.8%Added
Natixis28,320$860.0K0.00%+28,320New
Millrace Asset Group, Inc.26,746$841.0K0.79%−46,511−63.5%Reduced
SEI Investments Co22,485$707.0K0.00%+12,840+133.1%Added
Alliancebernstein L.P.21,000$660.0K0.00%00.0%Unchanged
Bridgewater Associates, LP20,826$655.0K0.00%+20,826New
Walleye Capital LLC20,693$651.0K0.02%+20,693New
Cubist Systematic Strategies, LLC19,534$614.0K0.00%+19,534New
New York State Common Retirement Fund18,684$588.0K0.00%−37−0.2%Reduced
Engineers Gate Manager LP18,377$578.0K0.02%+18,377New
AtonRa Partners18,268$575.0K0.53%+18,268New
Park Avenue Securities LLC17,505$551.0K0.01%+560+3.3%Added
Susquehanna International Group, LLP16,204$510.0K0.00%+4,960+44.1%Added
Deutsche Bank AG15,795$498.0K0.00%−1,926−10.9%Reduced
Nisa Investment Advisors, LLC15,550$489.0K0.00%+450+3.0%Added
US Bancorp15,436$485.0K0.00%−20,596−57.2%Reduced
Glenmede Trust Co NA14,249$448.0K0.00%−7,706−35.1%Reduced
MetLife Investment Management14,223$447.3K0.00%−1,338−8.6%Reduced
Man Group plc–$433.0K0.00%–New
Legal & General Group Plc13,502$425.0K0.00%+631+4.9%Added
Truist Financial Corp12,684$399.0K0.00%−1,387−9.9%Reduced
American International Group, Inc.12,581$396.0K0.00%−287−2.2%Reduced
Signature Wealth Management Partners, LLC12,200$384.0K0.39%00.0%Unchanged
Advisor Group Holdings, Inc.11,413$359.0K0.00%−1,760−13.4%Reduced
Point72 Asset Management, L.P.11,100$349.0K0.00%+11,100New
Manufacturers Life Insurance Company, The10,836$340.8K0.00%−200−1.8%Reduced
Creative Planning10,590$333.0K0.00%+10,590New
Montanaro Asset Management Ltd10,500$330.0K0.05%00.0%Unchanged
Alps Advisors Inc10,472$329.0K0.00%+10,472New
Jane Street Group, LLC10,454$329.0K0.00%+10,454New
State Board of Administration of Florida Retirement System10,203$321.0K0.00%+10+0.1%Added
Voya Investment Management LLC10,189$320.0K0.00%−152−1.5%Reduced
Cetera Investment Advisers10,134$319.0K0.01%+26+0.3%Added
Boston Partners9,553$300.0K0.00%−9,258−49.2%Reduced
Oppenheimer & Co Inc9,540$300.0K0.01%00.0%Unchanged
Dumac, Inc.8,753$275.0K0.98%+8,753New
Wells Fargo & Company8,706$274.0K0.00%−10,525−54.7%Reduced
Price T Rowe Associates Inc8,421$265.0K0.00%+171+2.1%Added
Tudor Investment Corp Et Al8,422$265.0K0.01%+8,422New
HighTower Advisors, LLC8,222$260.0K0.00%−1,056−11.4%Reduced
Henshaw Capital LLC7,878$247.8K0.02%00.0%Unchanged
American Portfolios Advisors7,264$228.5K0.01%−1,657−18.6%Reduced
Arizona State Retirement System7,149$225.0K0.00%+7,149New
Squarepoint Ops LLC7,143$225.0K0.00%+7,143New
Advisory Services Network, LLC6,958$219.0K0.01%+6,958New
State of Wisconsin Investment Board6,363$200.0K0.00%−16,737−72.5%Reduced
BNP Paribas Arbitrage, SA5,998$188.6K0.00%+3,705+161.6%Added
Ensign Peak Advisors, Inc5,080$160.0K0.00%00.0%Unchanged
Financial Perspectives, Inc4,709$148.1K0.08%00.0%Unchanged