APLS vs INVA vs AZN vs ABBV

For growth investors, Apellis Pharmaceuticals, Inc.

(APLS) is the stronger pick with 28. 5% revenue growth year-over-year, versus 8. 6% for AbbVie Inc. (ABBV). Innoviva, Inc. (INVA) offers the better valuation at 6. 9x trailing P/E (11. 9x forward), making it the more compelling value choice. Analysts rate Apellis Pharmaceuticals, Inc. (APLS) a "Buy" — based on 25 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 trailing P/E, Innoviva, Inc.

(INVA) is the cheapest at 6. 9x versus Apellis Pharmaceuticals, Inc. at 227. 8x. On forward P/E, Innoviva, Inc. is actually cheaper at 11. 9x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: AstraZeneca PLC wins at 0. 81x versus Innoviva, Inc. 's 1. 15x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, AbbVie Inc.

(ABBV) delivered a total return of +101. 3%, compared to -12. 9% for Apellis Pharmaceuticals, Inc. (APLS). Over 10 years, the gap is even starker: ABBV returned +295. 5% versus INVA's +94. 9%. 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), Innoviva, Inc.

(INVA) is the lower-risk stock at 0. 13β versus Apellis Pharmaceuticals, Inc. 's 1. 06β — meaning APLS is approximately 744% more volatile than INVA relative to the S&P 500. On balance sheet safety, Innoviva, Inc. (INVA) carries a lower debt/equity ratio of 23% versus 131% for Apellis Pharmaceuticals, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Apellis Pharmaceuticals, Inc.

(APLS) is pulling ahead at 28. 5% versus 8. 6% for AbbVie Inc. (ABBV). On earnings-per-share growth, the picture is similar: Innoviva, Inc. grew EPS 816. 7% year-over-year, compared to -0. 8% for AbbVie Inc.. Over a 3-year CAGR, APLS leads at 137. 0% 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.

Innoviva, Inc.

(INVA) is the more profitable company, earning 63. 8% net margin versus 2. 2% for Apellis Pharmaceuticals, Inc. — meaning it keeps 63. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: INVA leads at 38. 5% versus 5. 5% for APLS. At the gross margin level — before operating expenses — APLS leads at 89. 8%, 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.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, AstraZeneca PLC (AZN) is the more undervalued stock at a PEG of 0. 81x versus Innoviva, Inc. 's 1. 15x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Innoviva, Inc. (INVA) trades at 11. 9x forward P/E versus 17. 7x for AstraZeneca PLC — 5. 8x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for INVA: 65. 2% to $37. 67.

In this comparison, ABBV (3.

2% yield), AZN (1. 8% yield) pay a dividend. APLS, INVA do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, AbbVie Inc.

(ABBV) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 34), 3. 2% yield, +295. 5% 10Y return). Both have compounded well over 10 years (ABBV: +295. 5%, APLS: +192. 3%), 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: APLS is a small-cap high-growth stock; INVA is a small-cap high-growth stock; AZN is a large-cap quality compounder stock; ABBV is a large-cap income-oriented stock. AZN, ABBV pay a dividend while APLS, INVA do not, making them suitable for different income and tax situations. 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.