Comprehensive Stock Comparison
Compare Arcus Biosciences, Inc. (RCUS) vs ImmunityBio, Inc. (IBRX) Stock
Analyze side-by-side fundamentals, valuation, growth, and profitability to decide which stock is the better buy.
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Quick Verdict
| Category | Winner | Why |
|---|---|---|
| Growth | IBRX | 22.7% revenue growth vs RCUS's -4.3% |
| Quality / Margins | RCUS | -142.9% net margin vs IBRX's -422.3% |
| Stability / Safety | RCUS | Beta 1.37 vs IBRX's 1.39 |
| Dividends | Tie | Neither pays a meaningful dividend |
| Momentum (1Y) | IBRX | +197.3% vs RCUS's +87.1% |
| Efficiency (ROA) | RCUS | -31.0% ROA vs IBRX's -93.2% |
Who Each Stock Is For
Income & stability
Growth exposure
Long-term compounding (10Y)
Sleep-well-at-night portfolio
Defensive / Recession hedge
Business Model
What each company does and how it makes money
Arcus Biosciences is a clinical-stage biopharmaceutical company developing novel cancer immunotherapies targeting multiple pathways in the tumor microenvironment. It generates revenue primarily through research funding and milestone payments from collaboration partners — notably Gilead Sciences — with potential future earnings from drug sales if its pipeline candidates gain regulatory approval. The company's competitive advantage lies in its differentiated portfolio targeting complementary immuno-oncology mechanisms and its strategic partnerships that provide both funding and development expertise.
ImmunityBio is a clinical-stage biotechnology company developing immunotherapies and vaccines for cancers and infectious diseases. It generates revenue primarily through research collaborations and licensing agreements — though as a pre-commercial biotech, it currently relies heavily on equity financing and grants to fund its clinical trials. The company's competitive advantage lies in its integrated immunotherapy platform that combines multiple immune system activation approaches — including antibody cytokine fusion proteins, natural killer cells, and T-cell therapies — which could potentially create synergistic treatment effects.
Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
Financial Metrics Comparison
Side-by-side fundamentals across 2 stocks. BestLagging
Financial Scorecard
RCUS leads in 2 of 6 categories (Financial Metrics, Profitability & Efficiency). IBRX leads in 1 (Total Returns). 2 tied.
Financial Metrics (TTM)
RCUS is the larger business by revenue, generating $247M annually — 3.0x IBRX's $83M. Profitability is closely matched — net margins range from -142.9% (RCUS) to -4.2% (IBRX). On growth, IBRX holds the edge at +4.3% YoY revenue growth, suggesting stronger near-term business momentum.
| Metric | RCUSArcus Biosciences… | IBRXImmunityBio, Inc. |
|---|---|---|
| RevenueTrailing 12 months | $247M | $83M |
| EBITDAEarnings before interest/tax | -$386M | -$245M |
| Net IncomeAfter-tax profit | -$353M | -$349M |
| Free Cash FlowCash after capex | -$484M | -$324M |
| Gross MarginGross profit ÷ Revenue | — | +94.8% |
| Operating MarginEBIT ÷ Revenue | -156.3% | -3.2% |
| Net MarginNet income ÷ Revenue | -142.9% | -4.2% |
| FCF MarginFCF ÷ Revenue | -196.0% | -3.9% |
| Rev. Growth (YoY)Latest quarter vs prior year | +26.9% | +4.3% |
| EPS Growth (YoY)Latest quarter vs prior year | +10.3% | +40.8% |
Valuation Metrics
| Metric | RCUSArcus Biosciences… | IBRXImmunityBio, Inc. |
|---|---|---|
| Market CapShares × price | $2.6B | $9.6B |
| Enterprise ValueMkt cap + debt − cash | $2.4B | $10.0B |
| Trailing P/EPrice ÷ TTM EPS | -6.19x | -15.77x |
| Forward P/EPrice ÷ next-FY EPS est. | — | — |
| PEG RatioP/E ÷ EPS growth rate | — | — |
| EV / EBITDAEnterprise value multiple | — | — |
| Price / SalesMarket cap ÷ Revenue | 10.33x | 653.30x |
| Price / BookPrice ÷ Book value/share | 3.47x | — |
| Price / FCFMarket cap ÷ FCF | — | — |
Profitability & Efficiency
On the Piotroski fundamental quality scale (0–9), IBRX scores 4/9 vs RCUS's 0/9, reflecting mixed financial health.
| Metric | RCUSArcus Biosciences… | IBRXImmunityBio, Inc. |
|---|---|---|
| ROE (TTM)Return on equity | -55.9% | — |
| ROA (TTM)Return on assets | -31.0% | -93.2% |
| ROICReturn on invested capital | -64.1% | — |
| ROCEReturn on capital employed | -42.1% | -88.9% |
| Piotroski ScoreFundamental quality 0–9 | 0 | 4 |
| Debt / EquityFinancial leverage | 0.16x | — |
| Net DebtTotal debt minus cash | -$123M | $361M |
| Cash & Equiv.Liquid assets | $222M | $143M |
| Total DebtShort + long-term debt | $99M | $504M |
| Interest CoverageEBIT ÷ Interest expense | — | -2.48x |
Total Returns (with DRIP)
A $10,000 investment in RCUS five years ago would be worth $5,549 today (with dividends reinvested), compared to $2,937 for IBRX. Over the past 12 months, IBRX leads with a +197.3% total return vs RCUS's +87.1%. The 3-year compound annual growth rate (CAGR) favors IBRX at 58.8% vs RCUS's 3.8% — a key indicator of consistent wealth creation.
| Metric | RCUSArcus Biosciences… | IBRXImmunityBio, Inc. |
|---|---|---|
| YTD ReturnYear-to-date | -12.5% | +384.2% |
| 1-Year ReturnPast 12 months | +87.1% | +197.3% |
| 3-Year ReturnCumulative with dividends | +11.9% | +300.8% |
| 5-Year ReturnCumulative with dividends | -44.5% | -70.6% |
| 10-Year ReturnCumulative with dividends | +19.8% | +42.2% |
| CAGR (3Y)Annualised 3-year return | +3.8% | +58.8% |
Risk & Volatility
RCUS is the less volatile stock with a 1.37 beta — it tends to amplify market swings less than IBRX's 1.39 beta. A beta below 1.0 means the stock typically moves less than the S&P 500.
| Metric | RCUSArcus Biosciences… | IBRXImmunityBio, Inc. |
|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 1.37x | 1.39x |
| 52-Week HighHighest price in past year | $26.40 | $12.43 |
| 52-Week LowLowest price in past year | $6.50 | $1.83 |
| % of 52W HighCurrent price vs 52-week peak | +77.2% | +78.7% |
| RSI (14)Momentum oscillator 0–100 | 43.5 | 65.0 |
| Avg Volume (50D)Average daily shares traded | 997K | 32.7M |
Analyst Outlook
Wall Street rates RCUS as "Buy" and IBRX as "Buy". Consensus price targets imply 37.5% upside for RCUS (target: $28) vs 12.5% for IBRX (target: $11).
| Metric | RCUSArcus Biosciences… | IBRXImmunityBio, Inc. |
|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Buy | Buy |
| Price TargetConsensus 12-month target | $28.00 | $11.00 |
| # AnalystsCovering analysts | 17 | 5 |
| Dividend YieldAnnual dividend ÷ price | — | — |
| Dividend StreakConsecutive years of raises | — | — |
| Dividend / ShareAnnual DPS | — | — |
| Buyback YieldShare repurchases ÷ mkt cap | 0.0% | 0.0% |
Historical Charts
Charts are rendered on first load. Hover for details.
Chart 1Total Return — 5 Years (Rebased to 100)
| Stock | Mar 20 | Feb 26 | Change |
|---|---|---|---|
| Arcus Biosciences, … (RCUS) | 100 | 123.14 | +23.1% |
| ImmunityBio, Inc. (IBRX) | 100 | 120.2 | +20.2% |
Arcus Biosciences, … (RCUS) returned -45% over 5 years vs ImmunityBio, Inc. (IBRX)'s -71%.
Chart 2Revenue Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Arcus Biosciences, … (RCUS) | $0.00 | $247M | — |
| ImmunityBio, Inc. (IBRX) | $44000.00 | $15M | +33411.4% |
Arcus Biosciences, Inc.'s revenue grew from $0M (2016) to $247M (2025) — a 0.0% CAGR.
Chart 3Net Margin Trend — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Arcus Biosciences, … (RCUS) | -37.6% | -142.9% | -280.4% |
| ImmunityBio, Inc. (IBRX) | -2745.7% | -28.0% | +99.0% |
Chart 4EPS Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Arcus Biosciences, … (RCUS) | -0.73 | -3.29 | -350.7% |
| ImmunityBio, Inc. (IBRX) | -0.37 | -0.62 | -67.6% |
Arcus Biosciences, Inc.'s EPS grew from $-0.73 (2016) to $-3.29 (2025).
Chart 5Free Cash Flow — 5 Years
Arcus Biosciences, Inc. generated $-484M FCF in 2025 (-71% vs 2021). ImmunityBio, Inc. generated $-398M FCF in 2024 (-29% vs 2021).
RCUS vs IBRX: Frequently Asked Questions
7 questions · data-driven answers · updated daily
01Is RCUS or IBRX a better buy right now?
Analysts rate Arcus Biosciences, Inc. (RCUS) a "Buy" — based on 17 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.
02Which is the better long-term investment — RCUS or IBRX?
Over the past 5 years, Arcus Biosciences, Inc. (RCUS) delivered a total return of -44.5%, compared to -70.6% for ImmunityBio, Inc. (IBRX). A $10,000 investment in RCUS five years ago would be worth approximately $6K today (assuming dividends reinvested). Over 10 years, the gap is even starker: IBRX returned +42.2% versus RCUS's +19.8%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
03Which is safer — RCUS or IBRX?
By beta (market sensitivity over 5 years), Arcus Biosciences, Inc. (RCUS) is the lower-risk stock at 1.37β versus ImmunityBio, Inc.'s 1.39β — meaning IBRX is approximately 2% more volatile than RCUS relative to the S&P 500.
04Which has better profit margins — RCUS or IBRX?
Arcus Biosciences, Inc. (RCUS) is the more profitable company, earning -142.9% net margin versus -28.0% for ImmunityBio, Inc. — meaning it keeps -142.9% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: RCUS leads at -156.3% versus -23.3% for IBRX. At the gross margin level — before operating expenses — IBRX leads at 100.0%, 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.
05Which pays a better dividend — RCUS or IBRX?
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.
06Is RCUS or IBRX better for a retirement portfolio?
For long-horizon retirement investors, Arcus Biosciences, Inc. (RCUS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding. Both have compounded well over 10 years (RCUS: +19.8%, IBRX: +42.2%), 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.
07What are the main differences between RCUS and IBRX?
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.
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