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, Q1 2025
Institutional positions in TransMedics Group, Inc. as of Mar 31, 2025. 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
- 298
- −13 vs. Q4 2024
- Shares held
- 39.1M
- +2.29M (+6.2%) vs. Q4 2024
- Total value
- $2.63B
- +$336.1M (+14.7%) vs. Q4 2024
- New holders
- 51
- 121 more added
- Sold out
- 64
- 91 more reduced
4 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2025
Shares, value and share of portfolio for each institution holding TransMedics Group, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hantz Financial Services, Inc. | 2 | $0 | 0.00% | +2 | New |
| Sierra Ocean, LLC | 1 | $67 | 0.00% | +1 | New |
| Abound Wealth Management | 2 | $135 | 0.00% | 00.0% | Unchanged |
| ZRC Wealth Management, LLC | 3 | $202 | 0.00% | 00.0% | Unchanged |
| Continuum Advisory, LLC | 3 | $202 | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 4 | $269 | 0.00% | −6−60.0% | Reduced |
| Silver Oak Securities, Inc | 5 | $343 | 0.00% | +5 | New |
| Whipplewood Advisors, LLC | 101 | $471 | 0.00% | +80+381.0% | Added |
| Bell Investment Advisors, Inc | 7 | $471 | 0.00% | 00.0% | Unchanged |
| Bogart Wealth, LLC | 9 | $606 | 0.00% | −9−50.0% | Reduced |
| Stephens Consulting, LLC | 10 | $673 | 0.00% | +10 | New |
| ORG Partners LLC | 10 | $682 | 0.00% | +10 | New |
| CoreCap Advisors, LLC | 12 | $807 | 0.00% | +5+71.4% | Added |
| Highline Wealth Partners LLC | 13 | $875 | 0.00% | +13 | New |
| Capital Advisors, Ltd. LLC | 12 | $1.00K | 0.00% | +1+9.1% | Added |
| Wolff Wiese Magana LLC | 17 | $1.14K | 0.00% | 00.0% | Unchanged |
| Bare Financial Services, Inc | 17 | $1.14K | 0.00% | +17 | New |
| High Note Wealth, LLC | 19 | $1.28K | 0.00% | +9+90.0% | Added |
| Farmers & Merchants Investments Inc | 20 | $1.35K | 0.00% | 00.0% | Unchanged |
| Whittier Trust Co of Nevada Inc | 21 | $1.41K | 0.00% | +21 | New |
| First Horizon Advisors, Inc. | 22 | $1.48K | 0.00% | −102−82.3% | Reduced |
| Prestige Wealth Management Group LLC | 23 | $1.55K | 0.00% | +17+283.3% | Added |
| LRI Investments, LLC | 29 | $1.96K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 35 | $2.35K | 0.00% | +2+6.1% | Added |
| Northwestern Mutual Wealth Management Co | 36 | $2.42K | 0.00% | +36 | New |
| HighMark Wealth Management LLC | 40 | $2.69K | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 41 | $2.76K | 0.00% | −1,855−97.8% | Reduced |
| Optiver Holding B.V. | 47 | $3.16K | 0.00% | +47 | New |
| Truvestments Capital LLC | 57 | $3.83K | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 65 | $4.37K | 0.00% | +65 | New |
| Rothschild Investment LLC | 67 | $4.51K | 0.00% | +30+81.1% | Added |
| Mark Sheptoff Financial Planning, LLC | 69 | $4.64K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 71 | $4.78K | 0.00% | +71 | New |
| Harbor Investment Advisory, LLC | 74 | $4.98K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 85 | $5.71K | 0.00% | +48+129.7% | Added |
| Allworth Financial LP | 62 | $5.84K | 0.00% | +34+121.4% | Added |
| Asset Dedication, LLC | 92 | $6.19K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 93 | $6.26K | 0.00% | +93 | New |
| Ameriflex Group, Inc. | 100 | $6.73K | 0.00% | 00.0% | Unchanged |
| City State Bank | 100 | $6.73K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 108 | $7.27K | 0.00% | +56+107.7% | Added |
| Skopos Labs, Inc. | 116 | $7.80K | 0.00% | +96+480.0% | Added |
| Massmutual Trust Co FSB | 153 | $10.3K | 0.00% | +88+135.4% | Added |
| Bessemer Group Inc | 157 | $11.0K | 0.00% | +104+196.2% | Added |
| Boston Private Wealth LLC | 168 | $11.3K | 0.00% | +168 | New |
| Clearstead Advisors, LLC | 172 | $11.6K | 0.00% | +22+14.7% | Added |
| Covestor Ltd | 176 | $12.0K | 0.01% | +102+137.8% | Added |
| Trust Co of Vermont | 185 | $12.4K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 198 | $13.5K | 0.00% | −52−20.8% | Reduced |
| Huntington National Bank | 205 | $13.8K | 0.00% | +4+2.0% | Added |
| Parallel Advisors, LLC | 212 | $14.3K | 0.00% | +14+7.1% | Added |
| Fifth Third Bancorp | 250 | $16.8K | 0.00% | +103+70.1% | Added |
| EverSource Wealth Advisors, LLC | 282 | $19.0K | 0.00% | +169+149.6% | Added |
| Chilton Capital Management LLC | 300 | $20.2K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 301 | $20.3K | 0.00% | +54+21.9% | Added |
| US Bancorp | 339 | $22.8K | 0.00% | −66−16.3% | Reduced |
| NBC Securities, Inc. | 378 | $25.0K | 0.00% | +378 | New |
| Oakworth Capital, Inc. | 372 | $25.0K | 0.00% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 400 | $26.9K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 425 | $28.6K | 0.00% | −3,934−90.3% | Reduced |
| Smartleaf Asset Management LLC | 440 | $30.2K | 0.00% | +135+44.3% | Added |
| Rakuten Securities, Inc. | 450 | $30.3K | 0.02% | −905−66.8% | Reduced |
| Adirondack Trust Co | 460 | $30.9K | 0.01% | 00.0% | Unchanged |
| Atlas Capital Advisors LLC | 500 | $33.6K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 500 | $33.6K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 530 | $35.7K | 0.00% | +61+13.0% | Added |
| Federation des caisses Desjardins du Quebec | 590 | $39.7K | 0.00% | +480+436.4% | Added |
| Quarry LP | 592 | $39.8K | 0.01% | +278+88.5% | Added |
| TD Waterhouse Canada Inc. | 600 | $41.0K | 0.00% | +175+41.2% | Added |
| Sachetta, LLC | 635 | $42.7K | 0.02% | 00.0% | Unchanged |
| Hager Investment Management Services, LLC | 740 | $49.8K | 0.03% | +205+38.3% | Added |
| Central Trust Co | 750 | $50.5K | 0.00% | −692−48.0% | Reduced |
| CWM, LLC | 925 | $62.0K | 0.00% | +155+20.1% | Added |
| MAI Capital Management | 1,000 | $67.3K | 0.00% | −21−2.1% | Reduced |
| Arcadia Investment Management Corp | 1,155 | $77.7K | 0.01% | 00.0% | Unchanged |
| Quest Partners LLC | 1,288 | $86.7K | 0.01% | +460+55.6% | Added |
| Coldstream Capital Management Inc | 1,314 | $88.4K | 0.00% | +1,314 | New |
| KBC Group NV | 1,559 | $105.0K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 1,564 | $105.2K | 0.01% | +1,324+551.7% | Added |
| Bryn Mawr Trust Co | 1,601 | $107.7K | 0.00% | 00.0% | Unchanged |
| New Age Alpha Advisors, LLC | 1,713 | $115.3K | 0.01% | −1,129−39.7% | Reduced |
| Group One Trading, L.P. | 1,899 | $127.8K | 0.01% | −1,553−45.0% | Reduced |
| Van Eck Associates Corp | 2,013 | $135.0K | 0.00% | +16+0.8% | Added |
| Jones Financial Companies LLLP | 2,048 | $140.5K | 0.00% | −26−1.3% | Reduced |
| Sava Infond d.o.o. | 2,200 | $148.0K | 0.03% | +700+46.7% | Added |
| The PNC Financial Services Group, Inc. | 2,294 | $154.3K | 0.00% | +278+13.8% | Added |
| Lindbrook Capital, LLC | 2,742 | $184.5K | 0.02% | +1,122+69.3% | Added |
| RB Capital Management, LLC | 2,988 | $201.0K | 0.05% | +2,988 | New |
| Farallon Capital Management, L.L.C. | 3,000 | $201.8K | 0.00% | +3,000 | New |
| Campbell & CO Investment Adviser LLC | 3,040 | $204.5K | 0.02% | +3,040 | New |
| Leonteq Securities AG | 3,144 | $210.7K | 0.02% | +1,185+60.5% | Added |
| Catalyst Capital Advisors LLC | 3,150 | $211.9K | 0.00% | −1,650−34.4% | Reduced |
| Ameritas Investment Partners, Inc. | 3,252 | $218.8K | 0.01% | 00.0% | Unchanged |
| Fiduciary Alliance LLC | 3,335 | $224.4K | 0.02% | −625−15.8% | Reduced |
| Wedbush Securities Inc | 3,349 | $225.0K | 0.01% | −79−2.3% | Reduced |
| Two Sigma Securities, LLC | 3,393 | $228.3K | 0.03% | +3,393 | New |
| Sapient Capital LLC | 3,408 | $229.3K | 0.00% | +50+1.5% | Added |
| Canada Pension Plan Investment Board | 3,500 | $235.5K | 0.00% | +3,500 | New |
| Sandhill Capital Partners LLC | 3,627 | $244.0K | 0.02% | −174,383−98.0% | Reduced |
| SBI Securities Co., Ltd. | 3,684 | $247.9K | 0.01% | +661+21.9% | Added |