MDXH vs QDEL vs EXAS vs HOLX

For growth investors, MDxHealth S.

A. (MDXH) is the stronger pick with 28. 3% revenue growth year-over-year, versus -1. 9% for QuidelOrtho Corporation (QDEL). Hologic, Inc. (HOLX) offers the better valuation at 30. 5x trailing P/E (17. 2x forward), making it the more compelling value choice. Analysts rate MDxHealth S. A. (MDXH) a "Buy" — based on 6 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On forward P/E, QuidelOrtho Corporation is actually cheaper at 6.

4x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, Hologic, Inc.

(HOLX) delivered a total return of +15. 8%, compared to -91. 1% for QuidelOrtho Corporation (QDEL). Over 10 years, the gap is even starker: EXAS returned +1669% versus MDXH's -83. 3%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Exact Sciences Corporation (EXAS) is the lower-risk stock at 0.

12β versus QuidelOrtho Corporation's 2. 59β — meaning QDEL is approximately 2048% more volatile than EXAS relative to the S&P 500. On balance sheet safety, Hologic, Inc. (HOLX) carries a lower debt/equity ratio of 52% versus 4% for MDxHealth S. A. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), MDxHealth S.

A. (MDXH) is pulling ahead at 28. 3% versus -1. 9% for QuidelOrtho Corporation (QDEL). On earnings-per-share growth, the picture is similar: Exact Sciences Corporation grew EPS 80. 3% year-over-year, compared to -25. 0% for Hologic, Inc.. Over a 3-year CAGR, MDXH leads at 59. 4% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Hologic, Inc.

(HOLX) is the more profitable company, earning 13. 8% net margin versus -42. 3% for MDxHealth S. A. — meaning it keeps 13. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: HOLX leads at 17. 4% versus -33. 7% for QDEL. At the gross margin level — before operating expenses — EXAS leads at 69. 7%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

On forward earnings alone, QuidelOrtho Corporation (QDEL) trades at 6.

4x forward P/E versus 582. 8x for Exact Sciences Corporation — 576. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MDXH: 646. 3% to $15. 00.

None of the stocks in this comparison currently pay a material dividend.

All are effectively zero-yield and should be held for capital appreciation rather than income.

For long-horizon retirement investors, Exact Sciences Corporation (EXAS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.

12), +1669% 10Y return). QuidelOrtho Corporation (QDEL) carries a higher beta of 2. 59 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (EXAS: +1669%, QDEL: -34. 9%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Healthcare sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: MDXH is a small-cap high-growth stock; QDEL is a small-cap quality compounder stock; EXAS is a mid-cap high-growth stock; HOLX is a mid-cap quality compounder stock. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.