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 2024
Institutional positions in TransMedics Group, Inc. as of Sep 30, 2024. 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
- 374
- +36 vs. Q2 2024
- Shares held
- 36.7M
- +5.52M (+17.7%) vs. Q2 2024
- Total value
- $5.74B
- +$1.05B (+22.4%) vs. Q2 2024
- New holders
- 77
- 136 more added
- Sold out
- 41
- 122 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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 2024
Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Amalgamated Bank | 9,774 | $1.53M | 0.01% | +8,660+777.4% | Added |
| Pacific Capital Partners Ltd | 9,782 | $1.54M | 0.90% | −1,774−15.4% | Reduced |
| D.A. Davidson & Co. | 9,995 | $1.57M | 0.01% | +53+0.5% | Added |
| Rockefeller Capital Management L.P. | 10,216 | $1.60M | 0.00% | +10,216 | New |
| Zacks Investment Management | 10,236 | $1.61M | 0.01% | +10,236 | New |
| J.W. Cole Advisors, Inc. | 10,257 | $1.61M | 0.07% | −4,048−28.3% | Reduced |
| Creative Planning | 10,262 | $1.61M | 0.00% | +1,089+11.9% | Added |
| BNP Paribas Arbitrage, SA | 10,378 | $1.63M | 0.00% | −141,542−93.2% | Reduced |
| Legato Capital Management LLC | 10,391 | $1.63M | 0.20% | −3,570−25.6% | Reduced |
| Voya Investment Management LLC | 10,399 | $1.63M | 0.00% | −278−2.6% | Reduced |
| Seven Eight Capital, LP | 10,441 | $1.64M | 0.15% | +10,441 | New |
| Entropy Technologies, LP | 10,471 | $1.64M | 0.17% | +2,700+34.7% | Added |
| Caxton Associates LP | 10,550 | $1.66M | 0.08% | −419−3.8% | Reduced |
| O'Neil Global Advisors, Inc. | 10,812 | $1.70M | 0.43% | +163+1.5% | Added |
| Los Angeles Capital Management LLC | 10,866 | $1.71M | 0.01% | +1,559+16.8% | Added |
| Maryland State Retirement & Pension System | 11,233 | $1.76M | 0.04% | +11,233 | New |
| Yousif Capital Management, LLC | 11,302 | $1.77M | 0.02% | +11,302 | New |
| Scientech Research LLC | 11,371 | $1.79M | 0.36% | −1,396−10.9% | Reduced |
| Susquehanna International Group, LLP | 11,452 | $1.80M | 0.00% | +11,452 | New |
| Campbell Newman Asset Management Inc | 11,699 | $1.84M | 0.14% | −192−1.6% | Reduced |
| Headlands Technologies LLC | 12,069 | $1.89M | 0.22% | +12,069 | New |
| Centiva Capital, LP | 12,144 | $1.91M | 0.09% | −608−4.8% | Reduced |
| Public Employees Retirement System of Ohio | 12,221 | $1.92M | 0.01% | −1,579−11.4% | Reduced |
| Mariner, LLC | 12,668 | $1.99M | 0.00% | −874−6.5% | Reduced |
| State of New Jersey Common Pension Fund D | 12,929 | $2.03M | 0.01% | −141−1.1% | Reduced |
| Executive Wealth Management, LLC | 12,998 | $2.04M | 0.16% | −3,096−19.2% | Reduced |
| GWM Advisors LLC | 13,229 | $2.08M | 0.01% | +2,857+27.5% | Added |
| Intech Investment Management LLC | 13,801 | $2.17M | 0.02% | +13,801 | New |
| Calamos Advisors LLC | 14,155 | $2.22M | 0.01% | −3,692−20.7% | Reduced |
| Dana Investment Advisors, Inc. | 14,398 | $2.26M | 0.07% | −389−2.6% | Reduced |
| M&T Bank Corp | 14,742 | $2.31M | 0.01% | −210−1.4% | Reduced |
| Janus Henderson Group PLC | 15,463 | $2.43M | 0.00% | +1,428+10.2% | Added |
| Atika Capital Management LLC | 15,500 | $2.43M | 0.26% | −8,500−35.4% | Reduced |
| Nisa Investment Advisors, LLC | 15,591 | $2.45M | 0.01% | −40.0% | Reduced |
| Louisiana State Employees Retirement System | 16,100 | $2.53M | 0.05% | +16,100 | New |
| Dimensional Fund Advisors LP | 16,201 | $2.54M | 0.00% | +16,201 | New |
| PDT Partners, LLC | 16,300 | $2.56M | 0.23% | +16,300 | New |
| State of Alaska, Department of Revenue | 16,308 | $2.56M | 0.03% | +16,308 | New |
| Engineers Gate Manager LP | 16,987 | $2.67M | 0.05% | +9,942+141.1% | Added |
| Oak Ridge Investments LLC | 17,327 | $2.72M | 0.24% | −488−2.7% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 17,561 | $2.76M | 0.01% | +1,291+7.9% | Added |
| Eagle Health Investments LP | 18,061 | $2.84M | 0.55% | −114,800−86.4% | Reduced |
| Abn Amro Investment Solutions | 18,470 | $2.90M | 0.05% | −2,218−10.7% | Reduced |
| Manufacturers Life Insurance Company, The | 18,473 | $2.90M | 0.00% | +657+3.7% | Added |
| Corebridge Financial, Inc. | 18,473 | $2.90M | 0.02% | +1,205+7.0% | Added |
| MetLife Investment Management | 18,524 | $2.91M | 0.02% | 00.0% | Unchanged |
| Options Solutions, LLC | 18,676 | $2.93M | 1.41% | +5,219+38.8% | Added |
| Quantbot Technologies LP | 19,738 | $3.10M | 0.12% | +16,926+601.9% | Added |
| Summit Partners Public Asset Management, LLC | 20,347 | $3.19M | 0.14% | +20,347 | New |
| Royal Bank of Canada | 20,414 | $3.20M | 0.00% | +1,156+6.0% | Added |
| EFG Asset Management (North America) Corp. | 20,705 | $3.25M | 0.54% | −491−2.3% | Reduced |
| LPL Financial LLC | 21,163 | $3.32M | 0.00% | +5,547+35.5% | Added |
| ExodusPoint Capital Management, LP | 21,405 | $3.36M | 0.03% | −41,285−65.9% | Reduced |
| HighTower Advisors, LLC | 23,138 | $3.63M | 0.01% | +17,437+305.9% | Added |
| Trillium Asset Management, LLC | 23,229 | $3.65M | 0.09% | −75−0.3% | Reduced |
| Comerica Bank | 24,075 | $3.78M | 0.01% | +9,900+69.8% | Added |
| Raymond James Financial Services Advisors, Inc. | 25,677 | $4.03M | 0.01% | −3,596−12.3% | Reduced |
| Moody Aldrich Partners LLC | 25,733 | $4.04M | 0.73% | −448−1.7% | Reduced |
| Thrivent Financial for Lutherans | 26,196 | $4.11M | 0.01% | +26,196 | New |
| Pathstone Holdings, LLC | 26,381 | $4.14M | 0.02% | +1,231+4.9% | Added |
| Canada Pension Plan Investment Board | 27,100 | $4.25M | 0.00% | −79,700−74.6% | Reduced |
| Lisanti Capital Growth, LLC | 27,175 | $4.27M | 1.08% | −25,775−48.7% | Reduced |
| Raymond James & Associates | 27,436 | $4.31M | 0.00% | +3,992+17.0% | Added |
| Avidity Partners Management LP | 27,600 | $4.33M | 0.22% | +27,600 | New |
| Gilder Gagnon Howe & Co LLC | 27,602 | $4.33M | 0.05% | +27,602 | New |
| State of Wisconsin Investment Board | 28,576 | $4.49M | 0.01% | +6,010+26.6% | Added |
| Russell Investments Group, Ltd. | 28,769 | $4.52M | 0.01% | −3,970−12.1% | Reduced |
| EAM Investors, LLC | 29,642 | $4.65M | 0.70% | −4,804−13.9% | Reduced |
| Liontrust Investment Partners LLP | 31,143 | $4.69M | 0.07% | 00.0% | Unchanged |
| California State Teachers Retirement System | 31,095 | $4.88M | 0.01% | −789−2.5% | Reduced |
| Lazard Asset Management LLC | 33,413 | $5.25M | 0.01% | +2,345+7.5% | Added |
| HSBC Holdings PLC | 33,528 | $5.26M | 0.00% | +26,968+411.1% | Added |
| EAM Global Investors LLC | 35,905 | $5.64M | 1.14% | +174+0.5% | Added |
| Bullseye Asset Management LLC | 36,201 | $5.68M | 2.62% | −12,799−26.1% | Reduced |
| Divisadero Street Capital Management, LP | 38,390 | $6.03M | 0.78% | +5,161+15.5% | Added |
| Black Swift Group, LLC | 38,500 | $6.04M | 1.33% | −9,200−19.3% | Reduced |
| Osterweis Capital Management Inc | 38,835 | $6.10M | 0.31% | −17,905−31.6% | Reduced |
| Algert Global LLC | 39,048 | $6.13M | 0.16% | +21,223+119.1% | Added |
| Alliancebernstein L.P. | 40,072 | $6.29M | 0.00% | +1,442+3.7% | Added |
| Peregrine Capital Management LLC | 40,326 | $6.33M | 0.19% | −5,675−12.3% | Reduced |
| Aquatic Capital Management LLC | 41,000 | $6.44M | 0.17% | +25,200+159.5% | Added |
| Citigroup Inc | 42,076 | $6.61M | 0.01% | +32,552+341.8% | Added |
| Apis Capital Advisors, LLC | 42,400 | $6.66M | 4.63% | +2,400+6.0% | Added |
| Farallon Capital Management, L.L.C. | 44,000 | $6.91M | 0.04% | +42,000+2,100.0% | Added |
| Oppenheimer & Co Inc | 44,893 | $7.05M | 0.11% | +2,748+6.5% | Added |
| Rhenman & Partners Asset Management AB | 45,270 | $7.11M | 0.58% | +31,770+235.3% | Added |
| Pier Capital, LLC | 47,145 | $7.40M | 1.04% | −12,183−20.5% | Reduced |
| Castleark Management LLC | 49,170 | $7.72M | 0.31% | +6,270+14.6% | Added |
| Qube Research & Technologies Ltd | 51,254 | $8.05M | 0.01% | −47,519−48.1% | Reduced |
| California Public Employees Retirement System | 54,447 | $8.55M | 0.01% | +54,447 | New |
| Biondo Investment Advisors, LLC | 55,075 | $8.65M | 1.19% | +1,670+3.1% | Added |
| WCM Investment Management, LLC | 54,795 | $8.72M | 0.02% | +54,795 | New |
| UBS Group AG | 59,252 | $9.30M | 0.00% | +26,841+82.8% | Added |
| First Trust Advisors LP | 59,708 | $9.37M | 0.01% | +22,262+59.5% | Added |
| Granahan Investment Management Inc | 61,817 | $9.71M | 0.38% | −9,792−13.7% | Reduced |
| Advisor Group Holdings, Inc. | 62,233 | $9.77M | 0.02% | −10.0% | Reduced |
| Lagoda Investment Management, L.P. | 63,305 | $9.94M | 5.71% | −1,730−2.7% | Reduced |
| Swiss National Bank | 64,200 | $10.1M | 0.01% | −100−0.2% | Reduced |
| Handelsbanken Fonder AB | 64,400 | $10.1M | 0.04% | +55,900+657.6% | Added |
| Rhumbline Advisers | 66,319 | $10.4M | 0.01% | +18,674+39.2% | Added |