IMUX vs IDYA vs ARQT vs PRAX

For growth investors, IDEAYA Biosciences, Inc.

(IDYA) is the stronger pick with 30. 2% revenue growth year-over-year, versus -100. 0% for Praxis Precision Medicines, Inc. (PRAX). Analysts rate Immunic, Inc. (IMUX) a "Buy" — based on 12 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, IDEAYA Biosciences, Inc.

(IDYA) delivered a total return of +38. 1%, compared to -90. 8% for Immunic, Inc. (IMUX). Over 10 years, the gap is even starker: IDYA returned +159. 0% versus IMUX's -99. 6%. 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), IDEAYA Biosciences, Inc.

(IDYA) is the lower-risk stock at 1. 25β versus Immunic, Inc. 's 1. 80β — meaning IMUX is approximately 44% more volatile than IDYA relative to the S&P 500. On balance sheet safety, Praxis Precision Medicines, Inc. (PRAX) carries a lower debt/equity ratio of 0% versus 3% for Arcutis Biotherapeutics, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), IDEAYA Biosciences, Inc.

(IDYA) is pulling ahead at 30. 2% versus -100. 0% for Praxis Precision Medicines, Inc. (PRAX). On earnings-per-share growth, the picture is similar: Arcutis Biotherapeutics, Inc. grew EPS 88. 8% year-over-year, compared to -32. 0% for Praxis Precision Medicines, Inc.. Over a 3-year CAGR, ARQT leads at 367. 3% 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.

Immunic, Inc.

(IMUX) is the more profitable company, earning 0. 0% net margin versus -52. 0% for IDEAYA Biosciences, Inc. — meaning it keeps 0. 0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: IMUX leads at 0. 0% versus -72. 8% for IDYA. At the gross margin level — before operating expenses — IDYA leads at 97. 9%, 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 PRAX: 144.

8% to $607. 15.

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, IDEAYA Biosciences, Inc.

(IDYA) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 25), +159. 0% 10Y return). Immunic, Inc. (IMUX) carries a higher beta of 1. 80 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (IDYA: +159. 0%, IMUX: -99. 6%), 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: IMUX is a small-cap quality compounder stock; IDYA is a small-cap high-growth stock; ARQT is a small-cap high-growth stock; PRAX 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.