AVDL vs SUPN

For growth investors, Avadel Pharmaceuticals plc (AVDL) is the stronger pick with 504.

8% revenue growth year-over-year, versus 8. 6% for Supernus Pharmaceuticals, Inc. (SUPN). Analysts rate Avadel Pharmaceuticals plc (AVDL) a "Buy" — based on 14 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, Avadel Pharmaceuticals plc (AVDL) delivered a total return of +164.

9%, compared to +78. 0% for Supernus Pharmaceuticals, Inc. (SUPN). Over 10 years, the gap is even starker: SUPN returned +228. 4% versus AVDL's +113. 0%. 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), Avadel Pharmaceuticals plc (AVDL) is the lower-risk stock at 0.

23β versus Supernus Pharmaceuticals, Inc. 's 0. 78β — meaning SUPN is approximately 242% more volatile than AVDL relative to the S&P 500. On balance sheet safety, Avadel Pharmaceuticals plc (AVDL) carries a lower debt/equity ratio of 2% versus 4% for Supernus Pharmaceuticals, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Avadel Pharmaceuticals plc (AVDL) is pulling ahead at 504.

8% versus 8. 6% for Supernus Pharmaceuticals, Inc. (SUPN). On earnings-per-share growth, the picture is similar: Avadel Pharmaceuticals plc grew EPS 74. 5% year-over-year, compared to -151. 5% for Supernus Pharmaceuticals, Inc.. 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.

Supernus Pharmaceuticals, Inc.

(SUPN) is the more profitable company, earning -5. 4% net margin versus -28. 9% for Avadel Pharmaceuticals plc — meaning it keeps -5. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: SUPN leads at -5. 1% versus -25. 1% for AVDL. At the gross margin level — before operating expenses — AVDL leads at 91. 0%, 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, Supernus Pharmaceuticals, Inc.

(SUPN) trades at 24. 1x forward P/E versus 28. 3x for Avadel Pharmaceuticals plc — 4. 2x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for SUPN: 14. 8% to $60. 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, Avadel Pharmaceuticals plc (AVDL) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.

23), +113. 0% 10Y return). Both have compounded well over 10 years (AVDL: +113. 0%, SUPN: +228. 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: AVDL is a small-cap high-growth stock; SUPN 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.