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 |
|---|---|---|---|---|---|
| D.A. Davidson & Co. | 8,553 | $718.3K | 0.01% | +46+0.5% | Added |
| State Board of Administration of Florida Retirement System | 9,003 | $756.1K | 0.00% | −840−8.5% | Reduced |
| Victory Capital Management Inc | 9,004 | $756.2K | 0.00% | +5,534+159.5% | Added |
| Teacher Retirement System of Texas | 9,023 | $758.0K | 0.01% | +749+9.1% | Added |
| Arizona State Retirement System | 9,138 | $767.4K | 0.01% | +351+4.0% | Added |
| Lakeview Capital Partners, LLC | 9,175 | $770.5K | 0.14% | −75−0.8% | Reduced |
| HRT Financial LP | 9,518 | $799.0K | 0.01% | −13,659−58.9% | Reduced |
| Citadel Advisors LLC | 9,723 | $816.5K | 0.00% | −77,300−88.8% | Reduced |
| Franklin Resources Inc | 9,896 | $831.1K | 0.00% | +9,896 | New |
| Bridgewater Associates, LP | 9,936 | $834.4K | 0.01% | −565−5.4% | Reduced |
| EFG Asset Management (North America) Corp. | 10,410 | $873.9K | 0.19% | +10,410 | New |
| Park Avenue Securities LLC | 11,287 | $948.0K | 0.02% | +752+7.1% | Added |
| Y-Intercept (Hong Kong) Ltd | 11,552 | $970.1K | 0.10% | +7,867+213.5% | Added |
| Apeiron Capital Ltd | 11,554 | $970.3K | 0.59% | +11,554 | New |
| Mount Yale Investment Advisors, LLC | 11,580 | $972.5K | 0.10% | +6,451+125.8% | Added |
| AtonRa Partners | 12,466 | $1.05M | 1.62% | −2,710−17.9% | Reduced |
| Voya Investment Management LLC | 12,547 | $1.05M | 0.00% | +938+8.1% | Added |
| Citigroup Inc | 12,555 | $1.05M | 0.00% | +10,216+436.8% | Added |
| Oppenheimer & Co Inc | 12,590 | $1.06M | 0.02% | +1,162+10.2% | Added |
| Manufacturers Life Insurance Company, The | 12,680 | $1.06M | 0.00% | +516+4.2% | Added |
| Stifel Financial Corp | 12,744 | $1.07M | 0.00% | +2,790+28.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 13,240 | $1.11M | 0.00% | 00.0% | Unchanged |
| Oak Ridge Investments LLC | 13,427 | $1.13M | 0.14% | +13,427 | New |
| Federated Hermes, Inc. | 13,813 | $1.16M | 0.00% | −12,150−46.8% | Reduced |
| Millrace Asset Group, Inc. | 13,840 | $1.16M | 1.22% | +531+4.0% | Added |
| Two Sigma Investments, LP | 14,100 | $1.18M | 0.00% | +1,562+12.5% | Added |
| Raymond James Financial Services Advisors, Inc. | 14,141 | $1.19M | 0.00% | +14,141 | New |
| Janus Henderson Group PLC | 14,220 | $1.19M | 0.00% | −14−0.1% | Reduced |
| Executive Wealth Management, LLC | 14,522 | $1.22M | 0.13% | +14,522 | New |
| American International Group, Inc. | 15,271 | $1.28M | 0.01% | +545+3.7% | Added |
| Nisa Investment Advisors, LLC | 15,542 | $1.31M | 0.01% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 15,921 | $1.34M | 0.00% | +880+5.9% | Added |
| MetLife Investment Management | 16,548 | $1.39M | 0.01% | +358+2.2% | Added |
| CIBC Private Wealth Group, LLC | 17,599 | $1.48M | 0.00% | +17,599 | New |
| Captrust Financial Advisors | 17,701 | $1.49M | 0.01% | +17,701 | New |
| Gotham Asset Management, LLC | 18,727 | $1.57M | 0.03% | −10,532−36.0% | Reduced |
| Numerai GP LLC | 19,726 | $1.66M | 0.34% | +19,726 | New |
| LPL Financial LLC | 20,608 | $1.73M | 0.00% | +4,919+31.4% | Added |
| Trexquant Investment LP | 20,966 | $1.76M | 0.05% | +5,860+38.8% | Added |
| Dana Investment Advisors, Inc. | 22,640 | $1.90M | 0.09% | +22,640 | New |
| Royal Bank of Canada | 23,273 | $1.96M | 0.00% | +5,622+31.9% | Added |
| Quantbot Technologies LP | 24,031 | $2.02M | 0.13% | +11,788+96.3% | Added |
| Millennium Management LLC | 25,041 | $2.10M | 0.00% | +15,124+152.5% | Added |
| Bank of Hawaii | 25,229 | $2.12M | 0.12% | +13,540+115.8% | Added |
| Principal Financial Group Inc | 26,679 | $2.24M | 0.00% | −1,275−4.6% | Reduced |
| Squarepoint Ops LLC | 27,208 | $2.28M | 0.01% | +18,380+208.2% | Added |
| Moody Aldrich Partners LLC | 27,861 | $2.34M | 0.45% | −141−0.5% | Reduced |
| Mariner, LLC | 29,065 | $2.44M | 0.01% | −2,947−9.2% | Reduced |
| Legal & General Group Plc | 29,817 | $2.50M | 0.00% | +15,076+102.3% | Added |
| Jump Financial, LLC | 30,161 | $2.53M | 0.09% | −5,024−14.3% | Reduced |
| State of New Jersey Common Pension Fund D | 32,973 | $2.77M | 0.01% | −2,997−8.3% | Reduced |
| Jane Street Group, LLC | 33,682 | $2.83M | 0.00% | +12,568+59.5% | Added |
| Lisanti Capital Growth, LLC | 34,470 | $2.89M | 0.40% | −52,720−60.5% | Reduced |
| Natixis | 34,482 | $2.90M | 0.02% | −196−0.6% | Reduced |
| UBS Asset Management Americas Inc | 41,169 | $3.12M | 0.00% | 00.0% | Unchanged |
| Legato Capital Management LLC | 37,343 | $3.14M | 0.42% | +4,264+12.9% | Added |
| Alliancebernstein L.P. | 37,500 | $3.15M | 0.00% | +5,800+18.3% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 37,754 | $3.17M | 0.02% | +9,730+34.7% | Added |
| Jefferies Financial Group Inc. | 38,800 | $3.26M | 0.07% | +38,800 | New |
| Penserra Capital Management LLC | 38,846 | $3.26M | 0.06% | +38,846 | New |
| Algert Global LLC | 38,974 | $3.27M | 0.14% | +21,919+128.5% | Added |
| California State Teachers Retirement System | 39,182 | $3.29M | 0.00% | +1,187+3.1% | Added |
| Envestnet Asset Management Inc | 39,584 | $3.32M | 0.00% | +8,830+28.7% | Added |
| Susquehanna International Group, LLP | 39,936 | $3.35M | 0.01% | +27,279+215.5% | Added |
| Axiom Investors LLC | 41,380 | $3.48M | 0.05% | +23,530+131.8% | Added |
| EAM Investors, LLC | 42,081 | $3.53M | 0.65% | −6,165−12.8% | Reduced |
| Osterweis Capital Management Inc | 44,215 | $3.71M | 0.25% | +44,215 | New |
| Rhumbline Advisers | 45,472 | $3.82M | 0.00% | +3,016+7.1% | Added |
| Cubist Systematic Strategies, LLC | 59,511 | $5.00M | 0.06% | +1,281+2.2% | Added |
| Essex Investment Management Co LLC | 59,760 | $5.02M | 0.70% | −10,820−15.3% | Reduced |
| Advisor Group Holdings, Inc. | 60,875 | $5.11M | 0.01% | +14,023+29.9% | Added |
| Calamos Advisors LLC | 61,343 | $5.15M | 0.03% | +4,639+8.2% | Added |
| Voloridge Investment Management, LLC | 61,666 | $5.18M | 0.02% | −67,922−52.4% | Reduced |
| EAM Global Investors LLC | 61,743 | $5.19M | 1.52% | −8,034−11.5% | Reduced |
| Qube Research & Technologies Ltd | 64,369 | $5.41M | 0.02% | +1,727+2.8% | Added |
| New York State Common Retirement Fund | 65,909 | $5.54M | 0.01% | −3,416−4.9% | Reduced |
| Eventide Asset Management, LLC | 67,461 | $5.67M | 0.10% | +67,461 | New |
| Swiss National Bank | 70,900 | $5.95M | 0.00% | +5,400+8.2% | Added |
| Renaissance Technologies LLC | 72,799 | $6.11M | 0.01% | +9,600+15.2% | Added |
| Advisory Research Inc | 73,536 | $6.18M | 0.79% | +33,787+85.0% | Added |
| Soleus Capital Management, L.P. | 74,200 | $6.23M | 0.69% | +55,200+290.5% | Added |
| Bank of Montreal | 72,961 | $6.34M | 0.00% | +72,961 | New |
| Bullseye Asset Management LLC | 83,012 | $6.97M | 3.50% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 83,502 | $7.01M | 0.15% | −1,718−2.0% | Reduced |
| Nuveen Asset Management, LLC | 85,117 | $7.15M | 0.00% | +2,195+2.6% | Added |
| Ensign Peak Advisors, Inc | 89,596 | $7.52M | 0.02% | +6,464+7.8% | Added |
| First Trust Advisors LP | 91,561 | $7.69M | 0.01% | +51,065+126.1% | Added |
| Putnam Investments LLC | 95,245 | $8.00M | 0.01% | +68,069+250.5% | Added |
| BNP Paribas Arbitrage, SA | 99,139 | $8.33M | 0.02% | +13,838+16.2% | Added |
| Russell Investments Group, Ltd. | 99,392 | $8.35M | 0.02% | +11,325+12.9% | Added |
| Ziegler Capital Management, LLC | 106,080 | $8.91M | 0.34% | +35,990+51.3% | Added |
| Peregrine Capital Management LLC | 110,387 | $9.27M | 0.25% | −2,259−2.0% | Reduced |
| JPMorgan Chase & Co | 111,186 | $9.34M | 0.00% | +11,511+11.5% | Added |
| Kornitzer Capital Management Inc | 111,291 | $9.35M | 0.18% | −171,985−60.7% | Reduced |
| Kent Lake Capital LLC | 119,129 | $10.0M | 4.60% | +14,229+13.6% | Added |
| Granahan Investment Management Inc | 119,694 | $10.1M | 0.31% | +49,735+71.1% | Added |
| ArrowMark Colorado Holdings LLC | 120,148 | $10.1M | 0.11% | +7,578+6.7% | Added |
| Oberweis Asset Management Inc | 127,000 | $10.7M | 1.30% | +18,700+17.3% | Added |
| American Century Companies Inc | 131,201 | $11.0M | 0.01% | −114,632−46.6% | Reduced |
| Castleark Management LLC | 132,535 | $11.1M | 0.50% | +1,260+1.0% | Added |