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, Q3 2022
Institutional positions in TransMedics Group, Inc. as of Sep 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
- 178
- +44 vs. Q2 2022
- Shares held
- 28.3M
- +5.48M (+24.0%) vs. Q2 2022
- Total value
- $1.18B
- +$463.4M (+64.6%) vs. Q2 2022
- New holders
- 63
- 53 more added
- Sold out
- 19
- 44 more reduced
1 institution that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2022
Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,940,156 | $164.5M | 0.02% | −256,961−6.1% | Reduced |
| BlackRock Inc. | 2,198,654 | $91.8M | 0.00% | +304,600+16.1% | Added |
| Macquarie Group Ltd | 1,750,199 | $73.1M | 0.09% | −74,636−4.1% | Reduced |
| Vanguard Group Inc | 1,644,691 | $68.7M | 0.00% | +208,377+14.5% | Added |
| Sandhill Capital Partners LLC | 1,343,163 | $56.1M | 6.40% | −244,394−15.4% | Reduced |
| Credit Suisse AG | 1,165,325 | $48.6M | 0.05% | −325,325−21.8% | Reduced |
| Driehaus Capital Management LLC | 996,569 | $41.6M | 0.63% | +381,688+62.1% | Added |
| Summit Partners Public Asset Management, LLC | 827,027 | $34.5M | 2.86% | +773,570+1,447.1% | Added |
| Next Century Growth Investors LLC | 804,180 | $33.6M | 4.09% | −91,782−10.2% | Reduced |
| Lord, Abbett & Co. LLC | 772,073 | $32.2M | 0.12% | +772,073 | New |
| State Street Corp | 694,142 | $29.0M | 0.00% | +36,716+5.6% | Added |
| Bellevue Group AG | 653,814 | $27.3M | 0.39% | +73,927+12.7% | Added |
| Bank of New York Mellon Corp | 638,684 | $26.7M | 0.01% | −44,437−6.5% | Reduced |
| Geode Capital Management, LLC | 544,638 | $22.7M | 0.00% | +63,265+13.1% | Added |
| Emerald Advisers, LLC | 494,926 | $20.7M | 1.07% | +97,361+24.5% | Added |
| Fred Alger Management, LLC | 435,848 | $18.2M | 0.09% | +435,848 | New |
| Kornitzer Capital Management Inc | 392,926 | $16.4M | 0.35% | −119,468−23.3% | Reduced |
| Emerald Mutual Fund Advisers Trust | 384,447 | $16.0M | 1.01% | +37,098+10.7% | Added |
| Ophir Asset Management Pty Ltd | 379,592 | $15.8M | 2.89% | +379,592 | New |
| Morgan Stanley | 368,576 | $15.4M | 0.00% | +307,301+501.5% | Added |
| Invesco Ltd. | 340,257 | $14.2M | 0.00% | +110,809+48.3% | Added |
| AXA S.A. | 335,204 | $14.0M | 0.06% | −6,452−1.9% | Reduced |
| Allspring Global Investments Holdings, LLC | 329,604 | $13.8M | 0.02% | +327,949+19,815.6% | Added |
| Northern Trust Corp | 306,570 | $12.8M | 0.00% | +28,667+10.3% | Added |
| Avidity Partners Management LP | 300,000 | $12.5M | 0.27% | +300,000 | New |
| Nicholas Investment Partners, LP | 277,625 | $11.6M | 1.07% | +277,625 | New |
| Dimensional Fund Advisors LP | 254,183 | $10.6M | 0.00% | −1,230−0.5% | Reduced |
| Kent Lake Capital LLC | 250,000 | $10.4M | 6.84% | −150,000−37.5% | Reduced |
| Charles Schwab Investment Management Inc | 226,013 | $9.43M | 0.00% | +31,708+16.3% | Added |
| Bank of America Corp | 213,865 | $8.93M | 0.00% | +15,732+7.9% | Added |
| ArrowMark Colorado Holdings LLC | 200,386 | $8.36M | 0.10% | +200,386 | New |
| Soleus Capital Management, L.P. | 175,300 | $7.32M | 0.99% | −9,155−5.0% | Reduced |
| Goldman Sachs Group Inc | 172,908 | $7.22M | 0.00% | +134,442+349.5% | Added |
| FIL Ltd | 154,608 | $6.45M | 0.01% | −122,859−44.3% | Reduced |
| First Light Asset Management, LLC | 153,769 | $6.42M | 0.65% | +153,769 | New |
| Royce & Associates LP | 152,000 | $6.34M | 0.07% | +10,000+7.0% | Added |
| Voloridge Investment Management, LLC | 146,737 | $6.13M | 0.03% | +146,737 | New |
| Citadel Advisors LLC | 142,187 | $5.93M | 0.01% | −29,823−17.3% | Reduced |
| Peregrine Capital Management LLC | 138,962 | $5.80M | 0.19% | +138,962 | New |
| Silvercrest Asset Management Group LLC | 135,293 | $5.65M | 0.05% | −3,666−2.6% | Reduced |
| Board of Trustees of The Leland Stanford Junior University | 117,281 | $5.04M | 0.32% | +117,281 | New |
| Pura Vida Investments, LLC | 120,000 | $5.01M | 0.76% | +120,000 | New |
| Divisadero Street Capital Management, LP | 120,000 | $5.01M | 5.56% | +120,000 | New |
| Castleark Management LLC | 118,245 | $4.94M | 0.27% | +118,245 | New |
| Nuveen Asset Management, LLC | 113,879 | $4.75M | 0.00% | −8,971−7.3% | Reduced |
| SEI Investments Co | 111,253 | $4.64M | 0.01% | +88,768+394.8% | Added |
| Russell Investments Group, Ltd. | 109,271 | $4.56M | 0.01% | +69,310+173.4% | Added |
| Lisanti Capital Growth, LLC | 103,185 | $4.31M | 0.58% | −2,595−2.5% | Reduced |
| Renaissance Technologies LLC | 102,999 | $4.30M | 0.01% | +102,999 | New |
| Jane Street Group, LLC | 101,679 | $4.24M | 0.01% | +91,225+872.6% | Added |
| Tudor Investment Corp Et Al | 83,006 | $3.46M | 0.08% | +74,584+885.6% | Added |
| Two Sigma Investments, LP | 82,686 | $3.45M | 0.01% | +82,686 | New |
| Bullseye Asset Management LLC | 81,669 | $3.41M | 1.98% | −35,491−30.3% | Reduced |
| D. E. Shaw & Co., Inc. | 77,526 | $3.24M | 0.01% | +77,526 | New |
| Millennium Management LLC | 77,495 | $3.23M | 0.00% | −163,815−67.9% | Reduced |
| EAM Investors, LLC | 77,311 | $3.23M | 0.70% | −21,862−22.0% | Reduced |
| Essex Investment Management Co LLC | 72,840 | $3.04M | 0.49% | −16,365−18.3% | Reduced |
| Cubist Systematic Strategies, LLC | 71,760 | $3.00M | 0.02% | +52,226+267.4% | Added |
| Ameriprise Financial Inc | 71,652 | $2.99M | 0.00% | +71,652 | New |
| Swiss National Bank | 70,600 | $2.95M | 0.00% | +8,500+13.7% | Added |
| Calamos Advisors LLC | 65,730 | $2.74M | 0.01% | +65,730 | New |
| EAM Global Investors LLC | 65,689 | $2.74M | 0.73% | −22,257−25.3% | Reduced |
| Deutsche Bank AG | 63,174 | $2.64M | 0.00% | +47,379+300.0% | Added |
| Walleye Capital LLC | 53,948 | $2.25M | 0.05% | +33,255+160.7% | Added |
| Bridgewater Associates, LP | 46,889 | $1.96M | 0.01% | +26,063+125.1% | Added |
| Parkman Healthcare Partners LLC | 42,358 | $1.77M | 0.50% | +42,358 | New |
| Wells Fargo & Company | 41,452 | $1.73M | 0.00% | +32,746+376.1% | Added |
| Qube Research & Technologies Ltd | 41,102 | $1.72M | 0.01% | +41,102 | New |
| Ensign Peak Advisors, Inc | 40,200 | $1.68M | 0.00% | +35,120+691.3% | Added |
| Natixis | 36,996 | $1.62M | 0.01% | +8,676+30.6% | Added |
| California State Teachers Retirement System | 37,670 | $1.57M | 0.00% | +3,590+10.5% | Added |
| Rhumbline Advisers | 36,183 | $1.51M | 0.00% | +5,234+16.9% | Added |
| Envestnet Asset Management Inc | 36,159 | $1.51M | 0.00% | −21,172−36.9% | Reduced |
| Baillie Gifford & Co | 35,271 | $1.47M | 0.00% | +1,544+4.6% | Added |
| Quantbot Technologies LP | 34,991 | $1.46M | 0.11% | +34,991 | New |
| Mariner, LLC | 34,481 | $1.44M | 0.01% | +34,481 | New |
| New York State Common Retirement Fund | 33,581 | $1.40M | 0.00% | +14,897+79.7% | Added |
| BNP Paribas Arbitrage, SA | 31,326 | $1.31M | 0.00% | +25,328+422.3% | Added |
| UBS Asset Management Americas Inc | 30,837 | $1.29M | 0.00% | −1,904−5.8% | Reduced |
| Jump Financial, LLC | 29,200 | $1.22M | 0.05% | +29,200 | New |
| Schonfeld Strategic Advisors LLC | 28,700 | $1.20M | 0.01% | +28,700 | New |
| JPMorgan Chase & Co | 28,214 | $1.18M | 0.00% | −38,513−57.7% | Reduced |
| Occudo Quantitative Strategies LP | 26,352 | $1.10M | 0.09% | +26,352 | New |
| We Are One Seven, LLC | 23,614 | $985.0K | 0.09% | +23,614 | New |
| Alliancebernstein L.P. | 21,000 | $877.0K | 0.00% | 00.0% | Unchanged |
| AtonRa Partners | 20,536 | $857.0K | 0.84% | +2,268+12.4% | Added |
| Millrace Asset Group, Inc. | 20,318 | $848.0K | 1.07% | −6,428−24.0% | Reduced |
| Financial Advocates Investment Management | 12,882 | $822.0K | 0.07% | +12,882 | New |
| ClariVest Asset Management LLC | 19,300 | $805.0K | 0.04% | +19,300 | New |
| Quadrature Capital Ltd | 19,251 | $803.0K | 0.03% | +19,251 | New |
| Squarepoint Ops LLC | 18,463 | $771.0K | 0.01% | +11,320+158.5% | Added |
| Advisor Group Holdings, Inc. | 17,157 | $717.0K | 0.00% | +5,744+50.3% | Added |
| MetLife Investment Management | 16,190 | $675.8K | 0.01% | +1,967+13.8% | Added |
| Nisa Investment Advisors, LLC | 15,572 | $657.0K | 0.01% | +22+0.1% | Added |
| GWM Advisors LLC | 14,692 | $613.0K | 0.01% | +14,692 | New |
| American International Group, Inc. | 14,485 | $605.0K | 0.00% | +1,904+15.1% | Added |
| Price T Rowe Associates Inc | 14,224 | $594.0K | 0.00% | +5,803+68.9% | Added |
| Legal & General Group Plc | 12,966 | $542.0K | 0.00% | −536−4.0% | Reduced |
| Oppenheimer & Co Inc | 12,521 | $523.0K | 0.01% | +2,981+31.2% | Added |
| ACT Capital Management, LLC | 12,500 | $522.0K | 0.72% | +12,500 | New |