MDXG vs NAUT vs CDNA vs OSUR

For growth investors, MiMedx Group, Inc.

(MDXG) is the stronger pick with 20. 0% revenue growth year-over-year, versus -38. 1% for OraSure Technologies, Inc. (OSUR). MiMedx Group, Inc. (MDXG) offers the better valuation at 11. 5x trailing P/E (295. 2x forward), making it the more compelling value choice. Analysts rate MiMedx Group, Inc. (MDXG) a "Buy" — based on 15 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, CareDx, Inc is actually cheaper at 22.

8x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, MiMedx Group, Inc.

(MDXG) delivered a total return of -62. 9%, compared to -72. 4% for CareDx, Inc (CDNA). Over 10 years, the gap is even starker: CDNA returned +385. 1% versus NAUT's -72. 4%. 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), MiMedx Group, Inc.

(MDXG) is the lower-risk stock at 1. 22β versus Nautilus Biotechnology, Inc. 's 1. 82β — meaning NAUT is approximately 49% more volatile than MDXG relative to the S&P 500. On balance sheet safety, OraSure Technologies, Inc. (OSUR) carries a lower debt/equity ratio of 4% versus 19% for Nautilus Biotechnology, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), MiMedx Group, Inc.

(MDXG) is pulling ahead at 20. 0% versus -38. 1% for OraSure Technologies, Inc. (OSUR). On earnings-per-share growth, the picture is similar: Nautilus Biotechnology, Inc. grew EPS 16. 1% year-over-year, compared to -261. 5% for OraSure Technologies, Inc.. Over a 3-year CAGR, MDXG leads at 16. 1% 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.

MiMedx Group, Inc.

(MDXG) is the more profitable company, earning 11. 6% net margin versus -59. 8% for OraSure Technologies, Inc. — meaning it keeps 11. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MDXG leads at 15. 3% versus -59. 2% for OSUR. At the gross margin level — before operating expenses — MDXG leads at 82. 6%, 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, CareDx, Inc (CDNA) trades at 22.

8x forward P/E versus 295. 2x for MiMedx Group, Inc. — 272. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MDXG: 171. 0% to $10. 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, CareDx, Inc (CDNA) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+385.

1% 10Y return). Nautilus Biotechnology, Inc. (NAUT) carries a higher beta of 1. 82 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (CDNA: +385. 1%, NAUT: -72. 4%), 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: MDXG is a small-cap high-growth stock; NAUT is a small-cap quality compounder stock; CDNA is a small-cap quality compounder stock; OSUR is a small-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.