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 2023
Institutional positions in TransMedics Group, Inc. as of Jun 30, 2023. 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
- 240
- +17 vs. Q1 2023
- Shares held
- 32.5M
- +2.64M (+8.8%) vs. Q1 2023
- Total value
- $2.73B
- +$468.4M (+20.7%) vs. Q1 2023
- New holders
- 45
- 107 more added
- Sold out
- 28
- 62 more reduced
2 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2023: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 375 | $2.31B |
| Q1 2026 | 416 | $3.63B |
| Q4 2025 | 429 | $4.53B |
| Q3 2025 | 388 | $4.17B |
| Q2 2025 | 368 | $4.93B |
| Q1 2025 | 298 | $2.63B |
| Q4 2024 | 315 | $2.30B |
| Q3 2024 | 374 | $5.74B |
| Q2 2024 | 340 | $5.09B |
| Q1 2024 | 262 | $2.52B |
| Q4 2023 | 249 | $2.76B |
| Q3 2023 | 222 | $1.91B |
| Q2 2023 | 240 | $2.73B |
| Q1 2023 | 225 | $2.26B |
| Q4 2022 | 200 | $1.79B |
| Q3 2022 | 178 | $1.18B |
| Q2 2022 | 135 | $719.7M |
| Q1 2022 | 110 | $561.4M |
| Q4 2021 | 121 | $384.7M |
| Q3 2021 | 120 | $636.5M |
| Q2 2021 | 124 | $623.5M |
| Q1 2021 | 107 | $773.0M |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,307,699 | $277.8M | 0.02% | +51,428+1.6% | Added |
| BlackRock Inc. | 2,309,393 | $193.9M | 0.01% | +54,776+2.4% | Added |
| Lord, Abbett & Co. LLC | 1,869,739 | $157.0M | 0.54% | +15,656+0.8% | Added |
| Vanguard Group Inc | 1,784,644 | $149.9M | 0.00% | +66,388+3.9% | Added |
| Macquarie Group Ltd | 1,694,166 | $142.3M | 0.16% | −51,191−2.9% | Reduced |
| Fred Alger Management, LLC | 1,649,508 | $138.5M | 0.71% | +505,869+44.2% | Added |
| Allspring Global Investments Holdings, LLC | 1,294,430 | $108.7M | 0.17% | +346,727+36.6% | Added |
| Invesco Ltd. | 1,279,365 | $107.4M | 0.03% | +658,511+106.1% | Added |
| Driehaus Capital Management LLC | 1,162,214 | $97.6M | 1.23% | +90,023+8.4% | Added |
| Sandhill Capital Partners LLC | 812,844 | $68.3M | 6.22% | −174,773−17.7% | Reduced |
| Credit Suisse AG | 787,268 | $66.1M | 0.07% | −34,741−4.2% | Reduced |
| State Street Corp | 781,144 | $65.6M | 0.00% | +40,822+5.5% | Added |
| Summit Partners Public Asset Management, LLC | 671,716 | $56.4M | 2.87% | −234,452−25.9% | Reduced |
| Geode Capital Management, LLC | 642,651 | $54.0M | 0.01% | +41,936+7.0% | Added |
| Bellevue Group AG | 612,613 | $51.4M | 0.73% | −16,871−2.7% | Reduced |
| Morgan Stanley | 591,344 | $49.7M | 0.00% | +60,459+11.4% | Added |
| Next Century Growth Investors LLC | 442,942 | $37.2M | 3.58% | −35,145−7.4% | Reduced |
| Emerald Advisers, LLC | 436,093 | $36.6M | 1.60% | +5,541+1.3% | Added |
| Ophir Asset Management Pty Ltd | 418,366 | $35.1M | 7.32% | +172,949+70.5% | Added |
| Bank of New York Mellon Corp | 397,087 | $33.3M | 0.01% | −20,693−5.0% | Reduced |
| First Light Asset Management, LLC | 377,464 | $31.7M | 2.48% | +39,552+11.7% | Added |
| Nicholas Investment Partners, LP | 367,631 | $30.9M | 2.11% | +223+0.1% | Added |
| Emerald Mutual Fund Advisers Trust | 354,462 | $29.8M | 1.61% | +1,089+0.3% | Added |
| Northern Trust Corp | 333,886 | $28.0M | 0.01% | +16,692+5.3% | Added |
| SEI Investments Co | 327,813 | $27.5M | 0.05% | +55,677+20.5% | Added |
| Divisadero Street Capital Management, LP | 325,000 | $27.3M | 8.14% | +265,000+441.7% | Added |
| D. E. Shaw & Co., Inc. | 321,975 | $27.0M | 0.04% | −119,999−27.2% | Reduced |
| Goldman Sachs Group Inc | 317,834 | $26.7M | 0.01% | +219,615+223.6% | Added |
| Dimensional Fund Advisors LP | 245,750 | $20.6M | 0.01% | −1,848−0.7% | Reduced |
| Baillie Gifford & Co | 241,553 | $20.3M | 0.02% | −11,419−4.5% | Reduced |
| Charles Schwab Investment Management Inc | 240,998 | $20.2M | 0.01% | +7,334+3.1% | Added |
| Eagle Health Investments LP | 232,032 | $19.5M | 3.64% | +232,032 | New |
| Wells Fargo & Company | 183,545 | $15.4M | 0.00% | +160,987+713.7% | Added |
| Iron Triangle Partners LP | 180,000 | $15.1M | 2.07% | +180,000 | New |
| Bank of America Corp | 160,993 | $13.5M | 0.00% | −28,156−14.9% | Reduced |
| Ameriprise Financial Inc | 158,103 | $13.3M | 0.00% | +18,412+13.2% | Added |
| Barclays PLC | 151,517 | $12.7M | 0.01% | +135,977+875.0% | Added |
| AXA S.A. | 142,788 | $12.0M | 0.04% | −16,614−10.4% | Reduced |
| Royce & Associates LP | 137,500 | $11.5M | 0.11% | −22,000−13.8% | Reduced |
| Deutsche Bank AG | 135,665 | $11.4M | 0.01% | +85,648+171.2% | Added |
| Castleark Management LLC | 132,535 | $11.1M | 0.50% | +1,260+1.0% | Added |
| American Century Companies Inc | 131,201 | $11.0M | 0.01% | −114,632−46.6% | Reduced |
| Oberweis Asset Management Inc | 127,000 | $10.7M | 1.30% | +18,700+17.3% | Added |
| ArrowMark Colorado Holdings LLC | 120,148 | $10.1M | 0.11% | +7,578+6.7% | Added |
| Granahan Investment Management Inc | 119,694 | $10.1M | 0.31% | +49,735+71.1% | Added |
| Kent Lake Capital LLC | 119,129 | $10.0M | 4.60% | +14,229+13.6% | Added |
| Kornitzer Capital Management Inc | 111,291 | $9.35M | 0.18% | −171,985−60.7% | Reduced |
| JPMorgan Chase & Co | 111,186 | $9.34M | 0.00% | +11,511+11.5% | Added |
| Peregrine Capital Management LLC | 110,387 | $9.27M | 0.25% | −2,259−2.0% | Reduced |
| Ziegler Capital Management, LLC | 106,080 | $8.91M | 0.34% | +35,990+51.3% | Added |
| Russell Investments Group, Ltd. | 99,392 | $8.35M | 0.02% | +11,325+12.9% | Added |
| BNP Paribas Arbitrage, SA | 99,139 | $8.33M | 0.02% | +13,838+16.2% | Added |
| Putnam Investments LLC | 95,245 | $8.00M | 0.01% | +68,069+250.5% | Added |
| First Trust Advisors LP | 91,561 | $7.69M | 0.01% | +51,065+126.1% | Added |
| Ensign Peak Advisors, Inc | 89,596 | $7.52M | 0.02% | +6,464+7.8% | Added |
| Nuveen Asset Management, LLC | 85,117 | $7.15M | 0.00% | +2,195+2.6% | Added |
| Quadrature Capital Ltd | 83,502 | $7.01M | 0.15% | −1,718−2.0% | Reduced |
| Bullseye Asset Management LLC | 83,012 | $6.97M | 3.50% | 00.0% | Unchanged |
| Bank of Montreal | 72,961 | $6.34M | 0.00% | +72,961 | New |
| Soleus Capital Management, L.P. | 74,200 | $6.23M | 0.69% | +55,200+290.5% | Added |
| Advisory Research Inc | 73,536 | $6.18M | 0.79% | +33,787+85.0% | Added |
| Renaissance Technologies LLC | 72,799 | $6.11M | 0.01% | +9,600+15.2% | Added |
| Swiss National Bank | 70,900 | $5.95M | 0.00% | +5,400+8.2% | Added |
| Eventide Asset Management, LLC | 67,461 | $5.67M | 0.10% | +67,461 | New |
| New York State Common Retirement Fund | 65,909 | $5.54M | 0.01% | −3,416−4.9% | Reduced |
| Qube Research & Technologies Ltd | 64,369 | $5.41M | 0.02% | +1,727+2.8% | Added |
| EAM Global Investors LLC | 61,743 | $5.19M | 1.52% | −8,034−11.5% | Reduced |
| Voloridge Investment Management, LLC | 61,666 | $5.18M | 0.02% | −67,922−52.4% | Reduced |
| Calamos Advisors LLC | 61,343 | $5.15M | 0.03% | +4,639+8.2% | Added |
| Advisor Group Holdings, Inc. | 60,875 | $5.11M | 0.01% | +14,023+29.9% | Added |
| Essex Investment Management Co LLC | 59,760 | $5.02M | 0.70% | −10,820−15.3% | Reduced |
| Cubist Systematic Strategies, LLC | 59,511 | $5.00M | 0.06% | +1,281+2.2% | Added |
| Rhumbline Advisers | 45,472 | $3.82M | 0.00% | +3,016+7.1% | Added |
| Osterweis Capital Management Inc | 44,215 | $3.71M | 0.25% | +44,215 | New |
| EAM Investors, LLC | 42,081 | $3.53M | 0.65% | −6,165−12.8% | Reduced |
| Axiom Investors LLC | 41,380 | $3.48M | 0.05% | +23,530+131.8% | Added |
| Susquehanna International Group, LLP | 39,936 | $3.35M | 0.01% | +27,279+215.5% | Added |
| Envestnet Asset Management Inc | 39,584 | $3.32M | 0.00% | +8,830+28.7% | Added |
| California State Teachers Retirement System | 39,182 | $3.29M | 0.00% | +1,187+3.1% | Added |
| Algert Global LLC | 38,974 | $3.27M | 0.14% | +21,919+128.5% | Added |
| Penserra Capital Management LLC | 38,846 | $3.26M | 0.06% | +38,846 | New |
| Jefferies Financial Group Inc. | 38,800 | $3.26M | 0.07% | +38,800 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 37,754 | $3.17M | 0.02% | +9,730+34.7% | Added |
| Alliancebernstein L.P. | 37,500 | $3.15M | 0.00% | +5,800+18.3% | Added |
| Legato Capital Management LLC | 37,343 | $3.14M | 0.42% | +4,264+12.9% | Added |
| UBS Asset Management Americas Inc | 41,169 | $3.12M | 0.00% | 00.0% | Unchanged |
| Natixis | 34,482 | $2.90M | 0.02% | −196−0.6% | Reduced |
| Lisanti Capital Growth, LLC | 34,470 | $2.89M | 0.40% | −52,720−60.5% | Reduced |
| Jane Street Group, LLC | 33,682 | $2.83M | 0.00% | +12,568+59.5% | Added |
| State of New Jersey Common Pension Fund D | 32,973 | $2.77M | 0.01% | −2,997−8.3% | Reduced |
| Jump Financial, LLC | 30,161 | $2.53M | 0.09% | −5,024−14.3% | Reduced |
| Legal & General Group Plc | 29,817 | $2.50M | 0.00% | +15,076+102.3% | Added |
| Mariner, LLC | 29,065 | $2.44M | 0.01% | −2,947−9.2% | Reduced |
| Moody Aldrich Partners LLC | 27,861 | $2.34M | 0.45% | −141−0.5% | Reduced |
| Squarepoint Ops LLC | 27,208 | $2.28M | 0.01% | +18,380+208.2% | Added |
| Principal Financial Group Inc | 26,679 | $2.24M | 0.00% | −1,275−4.6% | Reduced |
| Bank of Hawaii | 25,229 | $2.12M | 0.12% | +13,540+115.8% | Added |
| Millennium Management LLC | 25,041 | $2.10M | 0.00% | +15,124+152.5% | Added |
| Quantbot Technologies LP | 24,031 | $2.02M | 0.13% | +11,788+96.3% | Added |
| Royal Bank of Canada | 23,273 | $1.96M | 0.00% | +5,622+31.9% | Added |