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, Q4 2023
Institutional positions in TransMedics Group, Inc. as of Dec 31, 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
- 249
- +28 vs. Q3 2023
- Shares held
- 35.0M
- +141.4K (+0.4%) vs. Q3 2023
- Total value
- $2.76B
- +$852.8M (+44.7%) vs. Q3 2023
- New holders
- 50
- 78 more added
- Sold out
- 22
- 91 more reduced
1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 4,828,744 | $381.1M | 0.03% | +113,874+2.4% | Added |
| BlackRock Inc. | 2,550,255 | $201.3M | 0.01% | +100,925+4.1% | Added |
| Vanguard Group Inc | 1,865,115 | $147.2M | 0.00% | +50,673+2.8% | Added |
| Macquarie Group Ltd | 1,525,819 | $120.4M | 0.14% | −185,032−10.8% | Reduced |
| Fred Alger Management, LLC | 1,342,915 | $106.0M | 0.57% | −231,688−14.7% | Reduced |
| Invesco Ltd. | 1,140,851 | $90.0M | 0.02% | −112,568−9.0% | Reduced |
| Driehaus Capital Management LLC | 1,090,507 | $86.1M | 1.04% | +89,595+9.0% | Added |
| Lord, Abbett & Co. LLC | 1,025,564 | $80.9M | 0.28% | +352,470+52.4% | Added |
| ArrowMark Colorado Holdings LLC | 1,020,838 | $80.6M | 0.89% | +277,798+37.4% | Added |
| Eventide Asset Management, LLC | 994,240 | $78.5M | 1.28% | +68,884+7.4% | Added |
| Credit Suisse AG | 859,478 | $67.8M | 0.07% | −272,425−24.1% | Reduced |
| State Street Corp | 787,078 | $62.1M | 0.00% | +2840.0% | Added |
| Sandhill Capital Partners LLC | 763,201 | $60.2M | 5.01% | +30,591+4.2% | Added |
| First Light Asset Management, LLC | 754,317 | $59.5M | 4.79% | +136,217+22.0% | Added |
| Allspring Global Investments Holdings, LLC | 708,273 | $55.9M | 0.09% | −563,370−44.3% | Reduced |
| Geode Capital Management, LLC | 700,674 | $55.3M | 0.01% | +34,751+5.2% | Added |
| Bank of New York Mellon Corp | 687,025 | $54.2M | 0.01% | −73,074−9.6% | Reduced |
| Bellevue Group AG | 518,890 | $41.0M | 0.63% | −17,847−3.3% | Reduced |
| Emerald Advisers, LLC | 516,353 | $40.8M | 1.74% | +73,807+16.7% | Added |
| American Century Companies Inc | 508,080 | $40.1M | 0.03% | +21,124+4.3% | Added |
| Morgan Stanley | 479,846 | $37.9M | 0.00% | −33,951−6.6% | Reduced |
| Next Century Growth Investors LLC | 462,715 | $36.5M | 3.55% | −14,767−3.1% | Reduced |
| Mackenzie Financial Corp | 453,615 | $35.8M | 0.05% | +453,615 | New |
| Emerald Mutual Fund Advisers Trust | 414,089 | $32.7M | 1.73% | +57,342+16.1% | Added |
| Goldman Sachs Group Inc | 397,283 | $31.4M | 0.01% | +38,951+10.9% | Added |
| Royce & Associates LP | 351,698 | $27.8M | 0.26% | +210,000+148.2% | Added |
| Marshall Wace, LLP | 342,255 | $27.0M | 0.05% | −234,898−40.7% | Reduced |
| Voloridge Investment Management, LLC | 332,045 | $26.2M | 0.10% | +133,514+67.3% | Added |
| First Turn Management, LLC | 323,185 | $25.5M | 3.66% | +323,185 | New |
| Eagle Health Investments LP | 314,855 | $24.9M | 5.05% | −99,350−24.0% | Reduced |
| Baillie Gifford & Co | 308,978 | $24.4M | 0.02% | −29,184−8.6% | Reduced |
| Northern Trust Corp | 296,551 | $23.4M | 0.00% | −40,680−12.1% | Reduced |
| Price T Rowe Associates Inc | 275,101 | $21.7M | 0.00% | +153,861+126.9% | Added |
| Charles Schwab Investment Management Inc | 253,517 | $20.0M | 0.01% | +4,343+1.7% | Added |
| Oberweis Asset Management Inc | 212,900 | $16.8M | 1.57% | +61,800+40.9% | Added |
| Barclays PLC | 206,081 | $16.3M | 0.01% | +23,472+12.9% | Added |
| Wells Fargo & Company | 194,880 | $15.4M | 0.00% | −259−0.1% | Reduced |
| Citadel Advisors LLC | 190,589 | $15.0M | 0.02% | +78,969+70.7% | Added |
| Ophir Asset Management Pty Ltd | 174,407 | $13.8M | 2.73% | −121,354−41.0% | Reduced |
| SEI Investments Co | 173,342 | $13.7M | 0.02% | −212,740−55.1% | Reduced |
| Ensign Peak Advisors, Inc | 172,327 | $13.6M | 0.03% | −11,615−6.3% | Reduced |
| Bank of America Corp | 165,204 | $13.0M | 0.00% | +3,026+1.9% | Added |
| Blair William & Co | 159,107 | $12.6M | 0.04% | +152,563+2,331.3% | Added |
| Granahan Investment Management Inc | 146,736 | $11.6M | 0.38% | +12,858+9.6% | Added |
| Ameriprise Financial Inc | 134,922 | $10.6M | 0.00% | −827−0.6% | Reduced |
| Deutsche Bank AG | 132,746 | $10.5M | 0.01% | −30,406−18.6% | Reduced |
| Soleus Capital Management, L.P. | 123,112 | $9.72M | 1.08% | +123,112 | New |
| Braidwell LP | 117,701 | $9.29M | 0.34% | −189,499−61.7% | Reduced |
| AXA S.A. | 116,601 | $9.20M | 0.03% | −21,659−15.7% | Reduced |
| JPMorgan Chase & Co | 116,365 | $9.18M | 0.00% | −25,307−17.9% | Reduced |
| Lisanti Capital Growth, LLC | 109,435 | $8.64M | 2.04% | +109,435 | New |
| Envestnet Asset Management Inc | 96,551 | $7.62M | 0.00% | +15,799+19.6% | Added |
| Segall Bryant & Hamill, LLC | 94,239 | $7.44M | 0.14% | +36,646+63.6% | Added |
| Jane Street Group, LLC | 92,370 | $7.29M | 0.01% | −1,043−1.1% | Reduced |
| Kornitzer Capital Management Inc | 91,291 | $7.21M | 0.14% | −20,000−18.0% | Reduced |
| New York State Common Retirement Fund | 87,516 | $6.91M | 0.01% | +25,849+41.9% | Added |
| Advisor Group Holdings, Inc. | 87,220 | $6.88M | 0.01% | +64,322+280.9% | Added |
| Tudor Investment Corp Et Al | 86,941 | $6.86M | 0.09% | +48,110+123.9% | Added |
| Nuveen Asset Management, LLC | 86,549 | $6.83M | 0.00% | +1,946+2.3% | Added |
| Axiom Investors LLC | 83,750 | $6.61M | 0.06% | +38,029+83.2% | Added |
| Bank of Montreal | 80,226 | $6.51M | 0.00% | −8,026−9.1% | Reduced |
| Bullseye Asset Management LLC | 70,512 | $5.57M | 2.66% | 00.0% | Unchanged |
| Peregrine Capital Management LLC | 68,687 | $5.42M | 0.16% | −17,113−19.9% | Reduced |
| Osterweis Capital Management Inc | 64,565 | $5.10M | 0.32% | +28,390+78.5% | Added |
| Lazard Asset Management LLC | 64,436 | $5.08M | 0.01% | −9,286−12.6% | Reduced |
| Swiss National Bank | 64,300 | $5.08M | 0.00% | −7,300−10.2% | Reduced |
| Nicholas Investment Partners, LP | 58,498 | $4.62M | 0.54% | −355,216−85.9% | Reduced |
| Divisadero Street Capital Management, LP | 58,070 | $4.58M | 1.04% | 00.0% | Unchanged |
| Kent Lake Capital LLC | 55,000 | $4.34M | 1.68% | −45,000−45.0% | Reduced |
| Lagoda Investment Management, L.P. | 49,990 | $3.95M | 2.69% | +27,040+117.8% | Added |
| Moody Aldrich Partners LLC | 46,312 | $3.66M | 0.66% | +24,290+110.3% | Added |
| Rhumbline Advisers | 45,561 | $3.60M | 0.00% | −1,034−2.2% | Reduced |
| Advisory Research Inc | 45,216 | $3.57M | 0.55% | −7,146−13.6% | Reduced |
| UBS Asset Management Americas Inc | 42,830 | $3.38M | 0.00% | −4,304−9.1% | Reduced |
| HSBC Holdings PLC | 41,650 | $3.29M | 0.00% | +6,650+19.0% | Added |
| Ziegler Capital Management, LLC | 41,346 | $3.26M | 0.15% | −52,444−55.9% | Reduced |
| UBS Group AG | 40,263 | $3.18M | 0.00% | +16,309+68.1% | Added |
| Alliancebernstein L.P. | 37,500 | $2.96M | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 35,598 | $2.81M | 0.01% | −2,633−6.9% | Reduced |
| California State Teachers Retirement System | 34,286 | $2.71M | 0.00% | −1,501−4.2% | Reduced |
| Legal & General Group Plc | 32,902 | $2.60M | 0.00% | +2,115+6.9% | Added |
| Liontrust Investment Partners LLP | 31,705 | $2.50M | 0.04% | +26+0.1% | Added |
| Bank of Hawaii | 29,872 | $2.36M | 0.13% | −1,176−3.8% | Reduced |
| LMR Partners LLP | 29,446 | $2.32M | 0.06% | +29,446 | New |
| Bayesian Capital Management, LP | 28,935 | $2.28M | 0.24% | +8,500+41.6% | Added |
| Millennium Management LLC | 28,227 | $2.23M | 0.00% | +19,122+210.0% | Added |
| Executive Wealth Management, LLC | 28,141 | $2.22M | 0.21% | +6,928+32.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 27,148 | $2.14M | 0.01% | −5,085−15.8% | Reduced |
| Royal Bank of Canada | 26,859 | $2.12M | 0.00% | +420+1.6% | Added |
| Cubist Systematic Strategies, LLC | 26,198 | $2.07M | 0.03% | −24,088−47.9% | Reduced |
| State of Wisconsin Investment Board | 25,694 | $2.03M | 0.01% | +21,968+589.6% | Added |
| Natixis | 24,045 | $1.90M | 0.01% | −5,712−19.2% | Reduced |
| Apis Capital Advisors, LLC | 22,000 | $1.74M | 1.82% | +22,000 | New |
| Principal Financial Group Inc | 21,929 | $1.73M | 0.00% | +3,858+21.3% | Added |
| Abn Amro Investment Solutions | 20,919 | $1.65M | 0.03% | −431−2.0% | Reduced |
| Susquehanna International Group, LLP | 19,932 | $1.57M | 0.00% | −32,381−61.9% | Reduced |
| Dana Investment Advisors, Inc. | 19,478 | $1.54M | 0.07% | −2,713−12.2% | Reduced |
| Point72 Middle East FZE | 18,361 | $1.45M | 0.10% | +7,373+67.1% | Added |
| Legato Capital Management LLC | 17,927 | $1.41M | 0.18% | +11,113+163.1% | Added |
| LPL Financial LLC | 17,403 | $1.37M | 0.00% | −5,471−23.9% | Reduced |