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, Q1 2023
Institutional positions in TransMedics Group, Inc. as of Mar 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
- 225
- +25 vs. Q4 2022
- Shares held
- 29.9M
- +914.4K (+3.2%) vs. Q4 2022
- Total value
- $2.26B
- +$476.2M (+26.6%) vs. Q4 2022
- New holders
- 40
- 81 more added
- Sold out
- 15
- 79 more reduced
Compare with Q4 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.
| 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, Q1 2023
Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,256,271 | $246.6M | 0.02% | −20,411−0.6% | Reduced |
| BlackRock Inc. | 2,254,617 | $170.7M | 0.01% | −56,088−2.4% | Reduced |
| Lord, Abbett & Co. LLC | 1,854,083 | $140.4M | 0.51% | +666,277+56.1% | Added |
| Macquarie Group Ltd | 1,745,357 | $132.2M | 0.16% | −202,115−10.4% | Reduced |
| Vanguard Group Inc | 1,718,256 | $130.1M | 0.00% | +26,831+1.6% | Added |
| Fred Alger Management, LLC | 1,143,639 | $86.6M | 0.46% | +843,434+281.0% | Added |
| Driehaus Capital Management LLC | 1,072,191 | $81.2M | 1.14% | −29,186−2.6% | Reduced |
| Sandhill Capital Partners LLC | 987,617 | $74.8M | 7.16% | −216,133−18.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 947,703 | $71.8M | 0.12% | +350,177+58.6% | Added |
| Summit Partners Public Asset Management, LLC | 906,168 | $68.6M | 3.85% | −51,114−5.3% | Reduced |
| Credit Suisse AG | 822,009 | $62.3M | 0.06% | −215,288−20.8% | Reduced |
| State Street Corp | 740,322 | $56.1M | 0.00% | +32,930+4.7% | Added |
| Bellevue Group AG | 629,484 | $47.7M | 0.69% | −52,574−7.7% | Reduced |
| Invesco Ltd. | 620,854 | $47.0M | 0.01% | +309,524+99.4% | Added |
| Geode Capital Management, LLC | 600,715 | $45.5M | 0.01% | +30,433+5.3% | Added |
| Morgan Stanley | 530,885 | $40.2M | 0.00% | +197,998+59.5% | Added |
| Next Century Growth Investors LLC | 478,087 | $36.2M | 3.98% | −148,543−23.7% | Reduced |
| D. E. Shaw & Co., Inc. | 441,974 | $33.5M | 0.05% | +67,308+18.0% | Added |
| Emerald Advisers, LLC | 430,552 | $32.6M | 1.56% | −132,115−23.5% | Reduced |
| Bank of New York Mellon Corp | 417,780 | $31.6M | 0.01% | −49,761−10.6% | Reduced |
| Nicholas Investment Partners, LP | 367,408 | $27.8M | 2.11% | +77,704+26.8% | Added |
| Emerald Mutual Fund Advisers Trust | 353,373 | $26.8M | 1.58% | −88,418−20.0% | Reduced |
| First Light Asset Management, LLC | 337,912 | $25.6M | 2.30% | +72,815+27.5% | Added |
| Northern Trust Corp | 317,194 | $24.0M | 0.00% | +5,559+1.8% | Added |
| Kornitzer Capital Management Inc | 283,276 | $21.5M | 0.43% | −90,220−24.2% | Reduced |
| SEI Investments Co | 272,136 | $20.6M | 0.04% | +238,518+709.5% | Added |
| Baillie Gifford & Co | 252,972 | $19.2M | 0.02% | −347−0.1% | Reduced |
| Dimensional Fund Advisors LP | 247,598 | $18.8M | 0.01% | −5,257−2.1% | Reduced |
| Ophir Asset Management Pty Ltd | 245,417 | $18.6M | 3.46% | −256,809−51.1% | Reduced |
| American Century Companies Inc | 245,833 | $18.6M | 0.01% | −134,949−35.4% | Reduced |
| Charles Schwab Investment Management Inc | 233,664 | $17.7M | 0.01% | +1110.0% | Added |
| Bank of America Corp | 189,149 | $14.3M | 0.00% | −6,896−3.5% | Reduced |
| Royce & Associates LP | 159,500 | $12.1M | 0.12% | −32,500−16.9% | Reduced |
| AXA S.A. | 159,402 | $12.1M | 0.04% | −48,202−23.2% | Reduced |
| Ameriprise Financial Inc | 139,691 | $10.6M | 0.00% | +12,740+10.0% | Added |
| Castleark Management LLC | 131,275 | $9.94M | 0.49% | 00.0% | Unchanged |
| Voloridge Investment Management, LLC | 129,588 | $9.81M | 0.05% | +13,164+11.3% | Added |
| Norges Bank | 129,500 | $9.81M | 0.00% | +129,500 | New |
| Peregrine Capital Management LLC | 112,646 | $8.53M | 0.25% | −22,242−16.5% | Reduced |
| ArrowMark Colorado Holdings LLC | 112,570 | $8.52M | 0.10% | −34,871−23.7% | Reduced |
| Oberweis Asset Management Inc | 108,300 | $8.20M | 1.27% | +25,900+31.4% | Added |
| Kent Lake Capital LLC | 104,900 | $7.94M | 5.37% | −145,100−58.0% | Reduced |
| JPMorgan Chase & Co | 99,675 | $7.55M | 0.00% | +67,753+212.2% | Added |
| Braidwell LP | 98,459 | $7.46M | 0.25% | −204,726−67.5% | Reduced |
| Goldman Sachs Group Inc | 98,219 | $7.44M | 0.00% | −23,957−19.6% | Reduced |
| Russell Investments Group, Ltd. | 88,067 | $6.67M | 0.01% | −22,783−20.6% | Reduced |
| Lisanti Capital Growth, LLC | 87,190 | $6.60M | 0.92% | −15,995−15.5% | Reduced |
| Citadel Advisors LLC | 87,023 | $6.59M | 0.01% | −160,129−64.8% | Reduced |
| BNP Paribas Arbitrage, SA | 85,301 | $6.46M | 0.01% | +39,362+85.7% | Added |
| Quadrature Capital Ltd | 85,220 | $6.45M | 0.18% | +33,086+63.5% | Added |
| Ensign Peak Advisors, Inc | 83,132 | $6.30M | 0.01% | +39,332+89.8% | Added |
| Bullseye Asset Management LLC | 83,012 | $6.29M | 3.21% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 82,922 | $6.28M | 0.00% | −12,270−12.9% | Reduced |
| Silvercrest Asset Management Group LLC | 72,405 | $5.48M | 0.04% | −16,337−18.4% | Reduced |
| Essex Investment Management Co LLC | 70,580 | $5.35M | 0.78% | +10,088+16.7% | Added |
| Ziegler Capital Management, LLC | 70,090 | $5.31M | 0.21% | +64,457+1,144.3% | Added |
| Granahan Investment Management Inc | 69,959 | $5.30M | 0.16% | +69,959 | New |
| EAM Global Investors LLC | 69,777 | $5.28M | 1.48% | −15,254−17.9% | Reduced |
| New York State Common Retirement Fund | 69,325 | $5.25M | 0.01% | +33,652+94.3% | Added |
| Swiss National Bank | 65,500 | $4.96M | 0.00% | −6,400−8.9% | Reduced |
| Renaissance Technologies LLC | 63,199 | $4.79M | 0.01% | +63,199 | New |
| Qube Research & Technologies Ltd | 62,642 | $4.74M | 0.03% | +51,366+455.5% | Added |
| Divisadero Street Capital Management, LP | 60,000 | $4.54M | 1.99% | +22,000+57.9% | Added |
| Two Sigma Advisers, LP | 58,400 | $4.42M | 0.01% | +2,100+3.7% | Added |
| Cubist Systematic Strategies, LLC | 58,230 | $4.41M | 0.04% | +19,836+51.7% | Added |
| Calamos Advisors LLC | 56,704 | $4.29M | 0.02% | −3,528−5.9% | Reduced |
| Twinbeech Capital LP | 56,233 | $4.26M | 0.09% | +56,233 | New |
| Pura Vida Investments, LLC | 55,000 | $4.17M | 0.42% | −35,000−38.9% | Reduced |
| Deutsche Bank AG | 50,017 | $3.79M | 0.00% | −28,437−36.2% | Reduced |
| EAM Investors, LLC | 48,246 | $3.65M | 0.72% | −9,698−16.7% | Reduced |
| Advisor Group Holdings, Inc. | 46,852 | $3.55M | 0.01% | +11,668+33.2% | Added |
| Rhumbline Advisers | 42,456 | $3.21M | 0.00% | +2,421+6.0% | Added |
| UBS Asset Management Americas Inc | 41,169 | $3.12M | 0.00% | +1,947+5.0% | Added |
| Tudor Investment Corp Et Al | 40,582 | $3.07M | 0.06% | −35,628−46.7% | Reduced |
| First Trust Advisors LP | 40,496 | $3.07M | 0.00% | +1,758+4.5% | Added |
| Advisory Research Inc | 39,749 | $3.01M | 0.49% | +22,659+132.6% | Added |
| BCJ Capital Management, LLC | 38,631 | $2.93M | 0.27% | +38,631 | New |
| California State Teachers Retirement System | 37,995 | $2.88M | 0.00% | −96−0.3% | Reduced |
| State of New Jersey Common Pension Fund D | 35,970 | $2.72M | 0.01% | −2,956−7.6% | Reduced |
| Jump Financial, LLC | 35,185 | $2.66M | 0.11% | +11,050+45.8% | Added |
| Natixis | 34,678 | $2.63M | 0.02% | −36,710−51.4% | Reduced |
| Legato Capital Management LLC | 33,079 | $2.51M | 0.46% | 00.0% | Unchanged |
| Mariner, LLC | 32,012 | $2.42M | 0.01% | −99−0.3% | Reduced |
| Alliancebernstein L.P. | 31,700 | $2.40M | 0.00% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 30,754 | $2.33M | 0.00% | +2,522+8.9% | Added |
| Gotham Asset Management, LLC | 29,259 | $2.22M | 0.05% | +12,242+71.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 28,024 | $2.12M | 0.01% | +28,024 | New |
| Moody Aldrich Partners LLC | 28,002 | $2.12M | 0.43% | +28,002 | New |
| Principal Financial Group Inc | 27,954 | $2.12M | 0.00% | −12,259−30.5% | Reduced |
| Putnam Investments LLC | 27,176 | $2.06M | 0.00% | −9,695−26.3% | Reduced |
| Federated Hermes, Inc. | 25,963 | $1.97M | 0.00% | +21,992+553.8% | Added |
| HRT Financial LP | 23,177 | $1.75M | 0.02% | +17,060+278.9% | Added |
| Schonfeld Strategic Advisors LLC | 22,738 | $1.72M | 0.02% | −26,503−53.8% | Reduced |
| Wells Fargo & Company | 22,558 | $1.71M | 0.00% | +1,949+9.5% | Added |
| Jane Street Group, LLC | 21,114 | $1.60M | 0.00% | +14,037+198.3% | Added |
| Raymond James & Associates | 20,278 | $1.54M | 0.00% | +13,094+182.3% | Added |
| Intrinsic Edge Capital Management LLC | 20,000 | $1.51M | 0.15% | +20,000 | New |
| Soleus Capital Management, L.P. | 19,000 | $1.44M | 0.18% | −24,500−56.3% | Reduced |
| ClariVest Asset Management LLC | 18,988 | $1.44M | 0.06% | −112−0.6% | Reduced |
| Axiom Investors LLC | 17,850 | $1.35M | 0.02% | +17,850 | New |