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 2022
Institutional positions in TransMedics Group, Inc. as of Dec 31, 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
- 200
- +26 vs. Q3 2022
- Shares held
- 29.0M
- +713.4K (+2.5%) vs. Q3 2022
- Total value
- $1.79B
- +$607.5M (+51.5%) vs. Q3 2022
- New holders
- 37
- 76 more added
- Sold out
- 11
- 66 more reduced
4 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2022
Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,276,682 | $202.2M | 0.02% | −663,474−16.8% | Reduced |
| BlackRock Inc. | 2,310,705 | $142.6M | 0.00% | +112,051+5.1% | Added |
| Macquarie Group Ltd | 1,947,472 | $120.2M | 0.14% | +197,273+11.3% | Added |
| Vanguard Group Inc | 1,691,425 | $104.4M | 0.00% | +46,734+2.8% | Added |
| Sandhill Capital Partners LLC | 1,203,750 | $74.3M | 7.93% | −139,413−10.4% | Reduced |
| Lord, Abbett & Co. LLC | 1,187,806 | $73.3M | 0.26% | +415,733+53.8% | Added |
| Driehaus Capital Management LLC | 1,101,377 | $68.0M | 1.01% | +104,808+10.5% | Added |
| Credit Suisse AG | 1,037,297 | $64.0M | 0.07% | −128,028−11.0% | Reduced |
| Summit Partners Public Asset Management, LLC | 957,282 | $59.1M | 4.31% | +130,255+15.7% | Added |
| State Street Corp | 707,392 | $43.7M | 0.00% | +13,250+1.9% | Added |
| Bellevue Group AG | 682,058 | $42.1M | 0.56% | +28,244+4.3% | Added |
| Next Century Growth Investors LLC | 626,630 | $38.7M | 4.64% | −177,550−22.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 597,526 | $36.9M | 0.06% | +267,922+81.3% | Added |
| Geode Capital Management, LLC | 570,282 | $35.2M | 0.00% | +25,644+4.7% | Added |
| Emerald Advisers, LLC | 562,667 | $34.7M | 1.68% | +67,741+13.7% | Added |
| Ophir Asset Management Pty Ltd | 502,226 | $31.0M | 5.96% | +122,634+32.3% | Added |
| Bank of New York Mellon Corp | 467,541 | $28.9M | 0.01% | −171,143−26.8% | Reduced |
| Emerald Mutual Fund Advisers Trust | 441,791 | $27.3M | 1.69% | +57,344+14.9% | Added |
| American Century Companies Inc | 380,782 | $23.5M | 0.02% | +380,782 | New |
| D. E. Shaw & Co., Inc. | 374,666 | $23.1M | 0.04% | +297,140+383.3% | Added |
| Kornitzer Capital Management Inc | 373,496 | $23.1M | 0.47% | −19,430−4.9% | Reduced |
| Morgan Stanley | 332,887 | $20.5M | 0.00% | −35,689−9.7% | Reduced |
| Northern Trust Corp | 311,635 | $19.2M | 0.00% | +5,065+1.7% | Added |
| Invesco Ltd. | 311,330 | $19.2M | 0.01% | −28,927−8.5% | Reduced |
| Braidwell LP | 303,185 | $18.7M | 0.63% | +303,185 | New |
| Fred Alger Management, LLC | 300,205 | $18.5M | 0.10% | −135,643−31.1% | Reduced |
| Nicholas Investment Partners, LP | 289,704 | $17.9M | 1.57% | +12,079+4.4% | Added |
| First Light Asset Management, LLC | 265,097 | $16.4M | 1.52% | +111,328+72.4% | Added |
| Baillie Gifford & Co | 253,319 | $15.6M | 0.02% | +218,048+618.2% | Added |
| Dimensional Fund Advisors LP | 252,855 | $15.6M | 0.01% | −1,328−0.5% | Reduced |
| Kent Lake Capital LLC | 250,000 | $15.4M | 9.22% | 00.0% | Unchanged |
| Citadel Advisors LLC | 247,152 | $15.3M | 0.02% | +104,965+73.8% | Added |
| Charles Schwab Investment Management Inc | 233,553 | $14.4M | 0.00% | +7,540+3.3% | Added |
| AXA S.A. | 207,604 | $12.8M | 0.05% | −127,600−38.1% | Reduced |
| Bank of America Corp | 196,045 | $12.1M | 0.00% | −17,820−8.3% | Reduced |
| Royce & Associates LP | 192,000 | $11.9M | 0.12% | +40,000+26.3% | Added |
| ArrowMark Colorado Holdings LLC | 147,441 | $9.10M | 0.11% | −52,945−26.4% | Reduced |
| Millennium Management LLC | 142,964 | $8.82M | 0.01% | +65,469+84.5% | Added |
| Peregrine Capital Management LLC | 134,888 | $8.32M | 0.26% | −4,074−2.9% | Reduced |
| Castleark Management LLC | 131,275 | $8.10M | 0.42% | +13,030+11.0% | Added |
| Ameriprise Financial Inc | 126,951 | $7.84M | 0.00% | +55,299+77.2% | Added |
| Goldman Sachs Group Inc | 122,176 | $7.54M | 0.00% | −50,732−29.3% | Reduced |
| Voloridge Investment Management, LLC | 116,424 | $7.19M | 0.04% | −30,313−20.7% | Reduced |
| Russell Investments Group, Ltd. | 110,850 | $6.84M | 0.01% | +1,579+1.4% | Added |
| Lisanti Capital Growth, LLC | 103,185 | $6.37M | 0.87% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 98,301 | $6.07M | 0.02% | +98,301 | New |
| Nuveen Asset Management, LLC | 95,192 | $5.88M | 0.00% | −18,687−16.4% | Reduced |
| Pura Vida Investments, LLC | 90,000 | $5.55M | 0.93% | −30,000−25.0% | Reduced |
| Silvercrest Asset Management Group LLC | 88,742 | $5.48M | 0.04% | −46,551−34.4% | Reduced |
| EAM Global Investors LLC | 85,031 | $5.25M | 1.36% | +19,342+29.4% | Added |
| Bullseye Asset Management LLC | 83,012 | $5.12M | 2.77% | +1,343+1.6% | Added |
| Oberweis Asset Management Inc | 82,400 | $5.09M | 1.08% | +82,400 | New |
| Deutsche Bank AG | 78,454 | $4.84M | 0.00% | +15,280+24.2% | Added |
| Tudor Investment Corp Et Al | 76,210 | $4.70M | 0.12% | −6,796−8.2% | Reduced |
| Swiss National Bank | 71,900 | $4.44M | 0.00% | +1,300+1.8% | Added |
| Natixis | 71,388 | $4.41M | 0.03% | +34,392+93.0% | Added |
| Essex Investment Management Co LLC | 60,492 | $3.73M | 0.58% | −12,348−17.0% | Reduced |
| Calamos Advisors LLC | 60,232 | $3.72M | 0.02% | −5,498−8.4% | Reduced |
| EAM Investors, LLC | 57,944 | $3.58M | 0.74% | −19,367−25.1% | Reduced |
| Two Sigma Advisers, LP | 56,300 | $3.47M | 0.01% | +45,300+411.8% | Added |
| Parkman Healthcare Partners LLC | 55,351 | $3.42M | 0.91% | +12,993+30.7% | Added |
| Quadrature Capital Ltd | 52,134 | $3.22M | 0.10% | +32,883+170.8% | Added |
| Schonfeld Strategic Advisors LLC | 49,241 | $3.04M | 0.03% | +20,541+71.6% | Added |
| Two Sigma Investments, LP | 48,448 | $2.99M | 0.01% | −34,238−41.4% | Reduced |
| BNP Paribas Arbitrage, SA | 45,939 | $2.84M | 0.01% | +14,613+46.6% | Added |
| Ensign Peak Advisors, Inc | 43,800 | $2.70M | 0.01% | +3,600+9.0% | Added |
| Soleus Capital Management, L.P. | 43,500 | $2.68M | 0.39% | −131,800−75.2% | Reduced |
| Principal Financial Group Inc | 40,213 | $2.48M | 0.00% | +30,885+331.1% | Added |
| Rhumbline Advisers | 40,035 | $2.47M | 0.00% | +3,852+10.6% | Added |
| UBS Asset Management Americas Inc | 39,222 | $2.42M | 0.00% | +8,385+27.2% | Added |
| State of New Jersey Common Pension Fund D | 38,926 | $2.40M | 0.01% | +38,926 | New |
| First Trust Advisors LP | 38,738 | $2.39M | 0.00% | +38,738 | New |
| Cubist Systematic Strategies, LLC | 38,394 | $2.37M | 0.02% | −33,366−46.5% | Reduced |
| California State Teachers Retirement System | 38,091 | $2.35M | 0.00% | +421+1.1% | Added |
| Divisadero Street Capital Management, LP | 38,000 | $2.35M | 1.75% | −82,000−68.3% | Reduced |
| Putnam Investments LLC | 36,871 | $2.28M | 0.00% | +36,871 | New |
| Bridgewater Associates, LP | 35,817 | $2.21M | 0.01% | −11,072−23.6% | Reduced |
| New York State Common Retirement Fund | 35,673 | $2.20M | 0.00% | +2,092+6.2% | Added |
| Advisor Group Holdings, Inc. | 35,184 | $2.17M | 0.00% | +18,027+105.1% | Added |
| SEI Investments Co | 33,618 | $2.08M | 0.00% | −77,635−69.8% | Reduced |
| Legato Capital Management LLC | 33,079 | $2.04M | 0.39% | +33,079 | New |
| Mariner, LLC | 32,111 | $1.98M | 0.01% | −2,370−6.9% | Reduced |
| JPMorgan Chase & Co | 31,922 | $1.97M | 0.00% | +3,708+13.1% | Added |
| Alliancebernstein L.P. | 31,700 | $1.96M | 0.00% | +10,700+51.0% | Added |
| Voya Investment Management LLC | 30,757 | $1.90M | 0.00% | +19,148+164.9% | Added |
| Envestnet Asset Management Inc | 28,232 | $1.74M | 0.00% | −7,927−21.9% | Reduced |
| Occudo Quantitative Strategies LP | 25,870 | $1.60M | 0.19% | −482−1.8% | Reduced |
| Jump Financial, LLC | 24,135 | $1.49M | 0.08% | −5,065−17.3% | Reduced |
| Trexquant Investment LP | 21,797 | $1.35M | 0.04% | +21,797 | New |
| Squarepoint Ops LLC | 21,113 | $1.30M | 0.01% | +2,650+14.4% | Added |
| Wells Fargo & Company | 20,609 | $1.27M | 0.00% | −20,843−50.3% | Reduced |
| Financial Advocates Investment Management | 19,363 | $1.20M | 0.09% | +6,481+50.3% | Added |
| ClariVest Asset Management LLC | 19,100 | $1.18M | 0.06% | −200−1.0% | Reduced |
| Millrace Asset Group, Inc. | 17,940 | $1.11M | 1.26% | −2,378−11.7% | Reduced |
| AtonRa Partners | 17,345 | $1.07M | 1.36% | −3,191−15.5% | Reduced |
| Advisory Research Inc | 17,090 | $1.05M | 0.10% | +9,161+115.5% | Added |
| Gotham Asset Management, LLC | 17,017 | $1.05M | 0.03% | +17,017 | New |
| MetLife Investment Management | 16,190 | $999.2K | 0.01% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 15,572 | $961.0K | 0.01% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 14,512 | $896.0K | 0.00% | +288+2.0% | Added |