TransMedics Group, Inc., a commercial-stage medical technology company, engages in transforming organ transplant therapy for end-stage organ failure patients in the United States and internationally. The company offers Organ Care System (OCS), a portable organ perfusion, optimization, and monitoring system that utilizes its proprietary and customized technology to replicate near-physiologic conditions for donor organs outside of the human body. Its Organ Care System includes OCS LUNG for the preservation of standard criteria donor lungs for double-lung transplantation; OCS Heart, a technology for extracorporeal perfusion and preservation of donor hearts; and OCS Liver for the preservation of donor livers. The company was founded in 1998 and is headquartered in Andover, Massachusetts.
Over the last 12 months, insiders at TransMedics Group, Inc. have bought $155,000 and sold $51.41M worth of TransMedics Group, Inc. stock.
On average, over the past 5 years, insiders at TransMedics Group, Inc. have bought $1.67M and sold $39.05M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Weill David (director) — $155,000.
The last purchase of 2,500 shares for transaction amount of $155,000 was made by Weill David (director) on 2023‑08‑29.
2024-06-14 | Sale | Hassanein Waleed H | President & CEO | 8,625 0.0267% | $141.85 | $1.22M | +1.07% | |
2024-06-05 | Sale | Basile Edward M | director | 1,193 0.0037% | $138.08 | $164,729 | +5.06% | |
2024-06-03 | Sale | Gordon Stephen | Chief Financial Officer | 2,060 0.0064% | $135.93 | $280,016 | +6.17% | |
2024-06-03 | Sale | Khayal Tamer I | Chief Commercial Officer | 2,960 0.009% | $133.10 | $393,986 | +6.17% | |
2024-05-29 | Sale | Gordon Stephen | Chief Financial Officer | 20,000 0.0603% | $141.40 | $2.83M | -1.76% | |
2024-05-29 | Sale | Weill David | director | 1,193 0.0036% | $141.65 | $168,988 | -1.76% | |
2024-05-15 | Sale | Hassanein Waleed H | President & CEO | 8,625 0.026% | $135.32 | $1.17M | +2.12% | |
2024-05-10 | Sale | Weill David | director | 2,500 0.0076% | $129.82 | $324,550 | +6.59% | |
2024-05-07 | Sale | Basile Edward M | director | 7,157 0.0214% | $129.98 | $930,278 | +8.39% | |
2024-05-06 | Sale | Hassanein Waleed H | President & CEO | 30,000 0.0899% | $130.07 | $3.9M | +3.75% | |
2024-05-06 | Sale | Gordon Stephen | Chief Financial Officer | 15,000 0.0442% | $128.00 | $1.92M | +3.75% | |
2024-05-06 | Sale | Corcoran Nicholas | See Remarks | 3,222 0.0096% | $129.91 | $418,570 | +3.75% | |
2024-05-06 | Sale | Khayal Tamer I | Chief Commercial Officer | 5,839 0.0175% | $130.07 | $759,479 | +3.75% | |
2024-05-03 | Sale | TOBIN JAMES R | director | 12,025 0.0359% | $125.05 | $1.5M | +7.28% | |
2024-05-02 | Sale | Hassanein Waleed H | President & CEO | 12,444 0.0371% | $121.41 | $1.51M | +10.30% | |
2024-05-01 | Sale | TOBIN JAMES R | director | 15,040 0.0416% | $106.43 | $1.6M | +16.68% | |
2024-05-01 | Sale | Hassanein Waleed H | President & CEO | 56,000 0.1683% | $115.63 | $6.48M | +16.68% | |
2024-05-01 | Sale | Khayal Tamer I | Chief Commercial Officer | 63,260 0.1785% | $108.54 | $6.87M | +16.68% | |
2024-04-17 | Sale | Hassanein Waleed H | President & CEO | 4,000 0.0132% | $95.12 | $380,480 | +53.85% | |
2024-04-10 | Sale | Hassanein Waleed H | President & CEO | 12,000 0.0365% | $95.09 | $1.14M | +40.08% |
Hassanein Waleed H | President & CEO | 61643 1.552% | $144.66 | 0 | 36 | |
TOBIN JAMES R | director | 193146 0.7155% | $144.66 | 0 | 9 | |
Provost Miriam | VP, Global Regulatory Affairs | 23820 0.073% | $144.66 | 0 | 5 | |
Corcoran Nicholas | See Remarks | 21105 0.0645% | $144.66 | 0 | 1 | |
Khayal Tamer I | Chief Commercial Officer | 20843 0.044% | $144.66 | 0 | 40 | |
Weill David | director | 10732 0.0419% | $144.66 | 2 | 4 | +0.77% |
Gordon Stephen | Chief Financial Officer | 21299 0.04% | $144.66 | 0 | 30 | |
Basile Edward M | director | 732 0.0256% | $144.66 | 1 | 5 | <0.0001% |
ABRAMS CAPITAL MANAGEMENT, L.P. | 10 percent owner | 2624712 8.0395% | $144.66 | 0 | 2 | |
UNITED THERAPEUTICS Corp | director | 2053240 6.2891% | $144.66 | 0 | 1 | |
KANIA EDWIN M JR | director | 302893 0.9278% | $144.66 | 2 | 0 | <0.0001% |
Carey John F | VP of Operations | 14120 0.0432% | $144.66 | 0 | 37 | |
Sullivan John F | VP of Quality & Engineering | 10828 0.0332% | $144.66 | 0 | 5 | |
DAMME LAURA | VP, Clinical Affairs | 0 0% | $144.66 | 0 | 1 | |
Lovell Stephanie | director | 0 0% | $144.66 | 0 | 1 |
Fidelity Investments | $357.79M | 14.69 | 4.84M | +0.21% | +$749,455.86 | 0.02 | |
BlackRock | $186.6M | 7.66 | 2.52M | -1.04% | -$1.97M | <0.01 | |
The Vanguard Group | $139.68M | 5.74 | 1.89M | +1.29% | +$1.77M | <0.01 | |
Macquarie Group | $95.95M | 3.94 | 1.3M | -14.95% | -$16.87M | 0.08 | |
Driehaus Capital Management LLC | $94.88M | 3.9 | 1.28M | +17.67% | +$14.25M | 0.95 | |
Invesco | $94.85M | 3.89 | 1.28M | +12.44% | +$10.49M | 0.02 | |
Eventide Asset Management | $86.5M | 3.55 | 1.17M | +17.67% | +$12.99M | 1.36 | |
Arrowmark Colorado Holdings Llc | $79.85M | 3.28 | 1.08M | +5.79% | +$4.37M | 0.2 | |
Credit Suisse | $62.69M | 2.57 | 847,885 | -1.35% | -$857,186.42 | 0.06 | |
State Street | $57.29M | 2.35 | 774,879 | -1.55% | -$901,994.06 | <0.01 | |
Sandhill Capital Partners Llc | $54.25M | 2.23 | 733,671 | -3.87% | -$2.18M | 4.34 | |
Allspring Global Investments | $53.98M | 2.22 | 730,010 | +3.07% | +$1.61M | 0.09 | |
Geode Capital Management | $53.5M | 2.2 | 723,438 | +3.25% | +$1.68M | 0.01 | |
First Light Asset Management | $52.62M | 2.16 | 711,682 | -5.65% | -$3.15M | 4.16 | |
Mackenzie Financial Corp | $49.27M | 2.02 | 666,286 | +46.88% | +$15.72M | 0.07 | |
Braidwell Lp | $45.44M | 1.87 | 614,531 | +422.11% | +$36.74M | 2.56 | |
BNY Mellon | $39.33M | 1.62 | 531,895 | -22.58% | -$11.47M | 0.01 | |
Emerald Advisers, Inc. | $38.7M | 1.59 | 523,420 | +1.37% | +$522,533.98 | 1.57 | |
Next Century Growth Investors LLC | $34.92M | 1.43 | 472,215 | +2.05% | +$702,430.00 | 3.03 | |
Morgan Stanley | $32.9M | 1.35 | 444,907 | -7.28% | -$2.58M | <0.01 | |
Wasatch Advisors | $32.16M | 1.32 | 434,971 | New | +$32.16M | 0.17 | |
EMERALD MUTUAL FUND ADVISERS TRUST | $30.65M | 1.26 | 414,514 | +0.1% | +$31,424.50 | 1.62 | |
Voloridge Investment Management, LLC | $28.86M | 1.19 | 390,349 | +17.56% | +$4.31M | 0.07 | |
Bellevue Group | $26.92M | 1.11 | 364,064 | -29.84% | -$11.45M | 0.41 | |
ROYCE & ASSOCIATES INC | $23.31M | 0.96 | 315,198 | -10.38% | -$2.7M | 0.21 | |
Lord Abbett | $22.58M | 0.93 | 305,419 | -70.22% | -$53.25M | 0.08 | |
Baillie Gifford Co | $22.42M | 0.92 | 303,162 | -1.88% | -$430,035.05 | 0.02 | |
Fuller & Thaler Asset Management, Inc. | $22.4M | 0.92 | 303,007 | New | +$22.4M | 0.1 | |
T. Rowe Price | $21.98M | 0.9 | 297,324 | +8.08% | +$1.64M | <0.01 | |
American Century Investments | $21.86M | 0.9 | 295,606 | -41.82% | -$15.71M | 0.01 | |
Northern Trust | $21.33M | 0.88 | 288,486 | -2.72% | -$596,326.10 | <0.01 | |
Goldman Sachs | $21.08M | 0.87 | 285,073 | -28.24% | -$8.3M | <0.01 | |
Eagle Health Investments Lp | $20.6M | 0.85 | 278,655 | -11.5% | -$2.68M | 3.93 | |
Marshall Wace | $19.32M | 0.79 | 261,234 | -23.67% | -$5.99M | 0.03 | |
Charles Schwab | $19.03M | 0.78 | 257,324 | +1.5% | +$281,489.59 | <0.01 | |
Bank of America | $15.69M | 0.64 | 212,262 | +28.48% | +$3.48M | <0.01 | |
Oberweis Asset Management Inc | $14.65M | 0.6 | 198,200 | -6.91% | -$1.09M | 1.06 | |
Barclays | $14.61M | 0.6 | 197,591 | -4.12% | -$627,712.85 | 0.01 | |
Blair William Co Il | $13.57M | 0.56 | 183,524 | +15.35% | +$1.81M | 0.04 | |
Wells Fargo | $13.11M | 0.54 | 177,338 | -9% | -$1.3M | <0.01 | |
Citadel Advisors LLC | $12.71M | 0.52 | 171,834 | -9.84% | -$1.39M | 0.01 | |
Ensign Peak Advisors Inc | $12.68M | 0.52 | 171,509 | -0.47% | -$60,482.92 | 0.02 | |
Fil Ltd | $11.9M | 0.49 | 160,886 | +3,117.72% | +$11.53M | 0.01 | |
Deutsche Bank | $10.06M | 0.41 | 136,048 | +2.49% | +$244,149.85 | 0.01 | |
HERITAGE ASSET MANAGEMENT INC | $9.82M | 0.41 | 133,788 | New | +$9.82M | 0.05 | |
Granahan Investment Management | $9.86M | 0.41 | 133,387 | -9.1% | -$987,025.08 | 0.35 | |
Segall Bryant & Hamill | $8.43M | 0.35 | 114,028 | +21% | +$1.46M | 0.16 | |
Susquehanna International Group | $8.18M | 0.34 | 110,638 | +455.08% | +$6.71M | 0.01 | |
SEI Investments Company | $8.17M | 0.34 | 110,427 | -36.3% | -$4.65M | 0.01 | |
JPMorgan Chase | $8.11M | 0.33 | 109,741 | -5.69% | -$489,778.59 | <0.01 |