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 |
|---|---|---|---|---|---|
| BNP Paribas Arbitrage, SA | 31,326 | $1.31M | 0.00% | +25,328+422.3% | Added |
| New York State Common Retirement Fund | 33,581 | $1.40M | 0.00% | +14,897+79.7% | Added |
| Mariner, LLC | 34,481 | $1.44M | 0.01% | +34,481 | New |
| Quantbot Technologies LP | 34,991 | $1.46M | 0.11% | +34,991 | New |
| Baillie Gifford & Co | 35,271 | $1.47M | 0.00% | +1,544+4.6% | Added |
| Envestnet Asset Management Inc | 36,159 | $1.51M | 0.00% | −21,172−36.9% | Reduced |
| Rhumbline Advisers | 36,183 | $1.51M | 0.00% | +5,234+16.9% | Added |
| California State Teachers Retirement System | 37,670 | $1.57M | 0.00% | +3,590+10.5% | Added |
| Natixis | 36,996 | $1.62M | 0.01% | +8,676+30.6% | Added |
| Ensign Peak Advisors, Inc | 40,200 | $1.68M | 0.00% | +35,120+691.3% | Added |
| Qube Research & Technologies Ltd | 41,102 | $1.72M | 0.01% | +41,102 | New |
| Wells Fargo & Company | 41,452 | $1.73M | 0.00% | +32,746+376.1% | Added |
| Parkman Healthcare Partners LLC | 42,358 | $1.77M | 0.50% | +42,358 | New |
| Bridgewater Associates, LP | 46,889 | $1.96M | 0.01% | +26,063+125.1% | Added |
| Walleye Capital LLC | 53,948 | $2.25M | 0.05% | +33,255+160.7% | Added |
| Deutsche Bank AG | 63,174 | $2.64M | 0.00% | +47,379+300.0% | Added |
| EAM Global Investors LLC | 65,689 | $2.74M | 0.73% | −22,257−25.3% | Reduced |
| Calamos Advisors LLC | 65,730 | $2.74M | 0.01% | +65,730 | New |
| Swiss National Bank | 70,600 | $2.95M | 0.00% | +8,500+13.7% | Added |
| Ameriprise Financial Inc | 71,652 | $2.99M | 0.00% | +71,652 | New |
| Cubist Systematic Strategies, LLC | 71,760 | $3.00M | 0.02% | +52,226+267.4% | Added |
| Essex Investment Management Co LLC | 72,840 | $3.04M | 0.49% | −16,365−18.3% | Reduced |
| EAM Investors, LLC | 77,311 | $3.23M | 0.70% | −21,862−22.0% | Reduced |
| Millennium Management LLC | 77,495 | $3.23M | 0.00% | −163,815−67.9% | Reduced |
| D. E. Shaw & Co., Inc. | 77,526 | $3.24M | 0.01% | +77,526 | New |
| Bullseye Asset Management LLC | 81,669 | $3.41M | 1.98% | −35,491−30.3% | Reduced |
| Two Sigma Investments, LP | 82,686 | $3.45M | 0.01% | +82,686 | New |
| Tudor Investment Corp Et Al | 83,006 | $3.46M | 0.08% | +74,584+885.6% | Added |
| Jane Street Group, LLC | 101,679 | $4.24M | 0.01% | +91,225+872.6% | Added |
| Renaissance Technologies LLC | 102,999 | $4.30M | 0.01% | +102,999 | New |
| Lisanti Capital Growth, LLC | 103,185 | $4.31M | 0.58% | −2,595−2.5% | Reduced |
| Russell Investments Group, Ltd. | 109,271 | $4.56M | 0.01% | +69,310+173.4% | Added |
| SEI Investments Co | 111,253 | $4.64M | 0.01% | +88,768+394.8% | Added |
| Nuveen Asset Management, LLC | 113,879 | $4.75M | 0.00% | −8,971−7.3% | Reduced |
| Castleark Management LLC | 118,245 | $4.94M | 0.27% | +118,245 | 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 |
| Board of Trustees of The Leland Stanford Junior University | 117,281 | $5.04M | 0.32% | +117,281 | New |
| Silvercrest Asset Management Group LLC | 135,293 | $5.65M | 0.05% | −3,666−2.6% | Reduced |
| Peregrine Capital Management LLC | 138,962 | $5.80M | 0.19% | +138,962 | New |
| Citadel Advisors LLC | 142,187 | $5.93M | 0.01% | −29,823−17.3% | Reduced |
| Voloridge Investment Management, LLC | 146,737 | $6.13M | 0.03% | +146,737 | New |
| Royce & Associates LP | 152,000 | $6.34M | 0.07% | +10,000+7.0% | Added |
| First Light Asset Management, LLC | 153,769 | $6.42M | 0.65% | +153,769 | New |
| FIL Ltd | 154,608 | $6.45M | 0.01% | −122,859−44.3% | Reduced |
| Goldman Sachs Group Inc | 172,908 | $7.22M | 0.00% | +134,442+349.5% | Added |
| Soleus Capital Management, L.P. | 175,300 | $7.32M | 0.99% | −9,155−5.0% | Reduced |
| ArrowMark Colorado Holdings LLC | 200,386 | $8.36M | 0.10% | +200,386 | New |
| Bank of America Corp | 213,865 | $8.93M | 0.00% | +15,732+7.9% | Added |
| Charles Schwab Investment Management Inc | 226,013 | $9.43M | 0.00% | +31,708+16.3% | Added |
| Kent Lake Capital LLC | 250,000 | $10.4M | 6.84% | −150,000−37.5% | Reduced |
| Dimensional Fund Advisors LP | 254,183 | $10.6M | 0.00% | −1,230−0.5% | Reduced |
| Nicholas Investment Partners, LP | 277,625 | $11.6M | 1.07% | +277,625 | New |
| Avidity Partners Management LP | 300,000 | $12.5M | 0.27% | +300,000 | New |
| Northern Trust Corp | 306,570 | $12.8M | 0.00% | +28,667+10.3% | Added |
| Allspring Global Investments Holdings, LLC | 329,604 | $13.8M | 0.02% | +327,949+19,815.6% | Added |
| AXA S.A. | 335,204 | $14.0M | 0.06% | −6,452−1.9% | Reduced |
| Invesco Ltd. | 340,257 | $14.2M | 0.00% | +110,809+48.3% | Added |
| Morgan Stanley | 368,576 | $15.4M | 0.00% | +307,301+501.5% | Added |
| Ophir Asset Management Pty Ltd | 379,592 | $15.8M | 2.89% | +379,592 | New |
| Emerald Mutual Fund Advisers Trust | 384,447 | $16.0M | 1.01% | +37,098+10.7% | Added |
| Kornitzer Capital Management Inc | 392,926 | $16.4M | 0.35% | −119,468−23.3% | Reduced |
| Fred Alger Management, LLC | 435,848 | $18.2M | 0.09% | +435,848 | New |
| Emerald Advisers, LLC | 494,926 | $20.7M | 1.07% | +97,361+24.5% | Added |
| Geode Capital Management, LLC | 544,638 | $22.7M | 0.00% | +63,265+13.1% | Added |
| Bank of New York Mellon Corp | 638,684 | $26.7M | 0.01% | −44,437−6.5% | Reduced |
| Bellevue Group AG | 653,814 | $27.3M | 0.39% | +73,927+12.7% | Added |
| State Street Corp | 694,142 | $29.0M | 0.00% | +36,716+5.6% | Added |
| Lord, Abbett & Co. LLC | 772,073 | $32.2M | 0.12% | +772,073 | New |
| Next Century Growth Investors LLC | 804,180 | $33.6M | 4.09% | −91,782−10.2% | Reduced |
| Summit Partners Public Asset Management, LLC | 827,027 | $34.5M | 2.86% | +773,570+1,447.1% | Added |
| Driehaus Capital Management LLC | 996,569 | $41.6M | 0.63% | +381,688+62.1% | Added |
| Credit Suisse AG | 1,165,325 | $48.6M | 0.05% | −325,325−21.8% | Reduced |
| Sandhill Capital Partners LLC | 1,343,163 | $56.1M | 6.40% | −244,394−15.4% | Reduced |
| Vanguard Group Inc | 1,644,691 | $68.7M | 0.00% | +208,377+14.5% | Added |
| Macquarie Group Ltd | 1,750,199 | $73.1M | 0.09% | −74,636−4.1% | Reduced |
| BlackRock Inc. | 2,198,654 | $91.8M | 0.00% | +304,600+16.1% | Added |
| FMR LLC | 3,940,156 | $164.5M | 0.02% | −256,961−6.1% | Reduced |
| Moody Aldrich Partners LLC | 0 | $0 | 0.00% | −106,798−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −78,736−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −46,405−100.0% | Sold out |
| Osterweis Capital Management Inc | 0 | $0 | 0.00% | −32,915−100.0% | Sold out |
| Glenmede Trust Co NA | 0 | $0 | 0.00% | −14,249−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | – | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −11,100−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −10,590−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −10,472−100.0% | Sold out |
| Boston Partners | 0 | $0 | 0.00% | −9,553−100.0% | Sold out |
| Dumac, Inc. | 0 | $0 | 0.00% | −8,753−100.0% | Sold out |
| Sargent Bickham Lagudis LLC | 0 | $0 | 0.00% | −4,403−100.0% | Sold out |
| Prospera Financial Services Inc | 0 | $0 | 0.00% | −2,198−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −1,524−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −990−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −788−100.0% | Sold out |
| Total Clarity Wealth Management, Inc. | 0 | $0 | 0.00% | −334−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| BerganKDV Wealth Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Taylor Wealth Management Partners | – | – | – | – | Not filed |