TransMedics Group Inc vs Williams Companies Inc — how do they compare? TransMedics Group Inc trades at $87.58 (market cap $3.10B), while Williams Companies Inc trades at $73.75 (market cap $88.45B). The key difference: Williams Companies Inc is far larger — about 28.5× TransMedics Group Inc's market cap, and Williams Companies Inc pays a 2.9% dividend while TransMedics Group Inc pays none. Which is the better fit depends on your goals.
| TMDX | WMB | |
|---|---|---|
Market Cap | $3.10B | $88.45B |
Sector | Technology | Energy |
52-Week High | $150.42 | $79.40 |
52-Week Low | $61.99 | $56.51 |
Enterprise Value | $3.49B | $119.07B |
Dividend Yield | — | 2.9% |
Signals from Pluang's Aura AI — not financial advice
TransMedics Group (TMDX) trades at $87.42, down 1.12% on the day, with a bullish technical outlook from moving averages but bearish oscillators signaling potential overbought conditions. The company reported mixed Q2 2026 results, missing earnings estimates with EPS of $0.44 versus $0.50 expected, while revenue growth remains robust. Recent news highlights an ongoing investigation into fiduciary duties by directors, adding uncertainty.
The stock presents a cautious opportunity with strong analyst support (69% buy ratings) and a consensus price target of $99.57, implying upside, but risks include earnings volatility, margin pressures, and legal scrutiny. Fundamentals show solid profitability with a 22.69% net margin, though valuation multiples like P/E of 23.15 suggest premium pricing relative to historical norms.
Williams Companies (WMB) trades at $73.60, up 2.44% with a bullish technical signal despite mixed earnings history. The company reported strong Q1 2026 results but missed Q2 estimates, while raising full-year EBITDA guidance to $8.4 billion. Analyst consensus remains strongly bullish with a $87.14 price target, supported by the recent $5.5 billion Momentum Midstream acquisition that enhances Gulf Coast exposure and supports 11% annual growth targets through 2030.
WMB presents a compelling investment case with strong profitability metrics (25.18% net margin, 24.02% ROE) and dividend stability ($2.10 annualized). Key risks include execution challenges from the Momentum integration, debt levels at 52.07% of assets, and potential volatility from energy market fluctuations. The stock offers 18% upside to consensus target with institutional support despite recent position reductions.
Trailing returns across standard periods
TransMedics is a pioneering medical technology company that is disrupting the organ transplant market with its Organ Care System (OCS™). By replacing traditional cold storage with portable warm perfusion, the OCS maintains donor organs in a near-physiologic state, allowing for continuous assessment and optimization. Through its National OCS Program (NOP™), TransMedics provides an end-to-end clinical and logistics solution, including a dedicated aviation fleet, to maximize the utilization of donor organs and improve patient outcomes.
Read more on TMDX →Williams is a midstream energy company that owns and operates the large Transco and Northwest pipeline systems and associated natural gas gathering, processing, and storage assets. In August 2018, the firm acquired the remaining 26% ownership of its limited partner, Williams Partners.
Read more on WMB →