SIBN vs XTNT vs ATEC

For growth investors, Xtant Medical Holdings, Inc.

(XTNT) is the stronger pick with 28. 4% revenue growth year-over-year, versus 20. 2% for SI-BONE, Inc. (SIBN). Analysts rate SI-BONE, Inc. (SIBN) a "Buy" — based on 9 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.

Over the past 5 years, Alphatec Holdings, Inc.

(ATEC) delivered a total return of -48. 7%, compared to -66. 1% for Xtant Medical Holdings, Inc. (XTNT). Over 10 years, the gap is even starker: ATEC returned +225. 4% versus XTNT's -97. 8%. 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), Xtant Medical Holdings, Inc.

(XTNT) is the lower-risk stock at 0. 69β versus Alphatec Holdings, Inc. 's 1. 13β — meaning ATEC is approximately 63% more volatile than XTNT relative to the S&P 500. On balance sheet safety, SI-BONE, Inc. (SIBN) carries a lower debt/equity ratio of 1% versus 17% for Alphatec Holdings, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Xtant Medical Holdings, Inc.

(XTNT) is pulling ahead at 28. 4% versus 20. 2% for SI-BONE, Inc. (SIBN). On earnings-per-share growth, the picture is similar: SI-BONE, Inc. grew EPS 41. 3% year-over-year, compared to 15. 0% for Alphatec Holdings, Inc.. Over a 3-year CAGR, ATEC leads at 29. 6% 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.

SI-BONE, Inc.

(SIBN) is the more profitable company, earning -9. 4% net margin versus -18. 8% for Alphatec Holdings, Inc. — meaning it keeps -9. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: XTNT leads at -10. 3% versus -11. 1% for SIBN. At the gross margin level — before operating expenses — SIBN leads at 79. 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.

Analyst consensus price targets imply the most upside for ATEC: 222.

6% to $25. 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, Xtant Medical Holdings, Inc.

(XTNT) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 69)). Both have compounded well over 10 years (XTNT: -97. 8%, SIBN: -35. 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.

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.