Comprehensive Stock Comparison
Compare Nautilus Biotechnology, Inc. (NAUT) vs Seer, Inc. (SEER) 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 |
|---|---|---|
| Stability / Safety |  SEER | Beta 0.52 vs NAUT's 1.71, lower leverage |
| Dividends | Tie | Neither pays a meaningful dividend |
| Momentum (1Y) |  NAUT | +118.3% vs SEER's -9.3% |
| Efficiency (ROA) | SEER | -25.7% ROA vs NAUT's -31.3% |
Who Each Stock Is For
Income & stability
SEERbeta 0.52
Growth exposure
NAUTEPS growth 16.1%
Long-term compounding (10Y)
NAUT-74.9% 10Y total return vs SEER's -96.7%
Sleep-well-at-night portfolio
SEERLower volatility, beta 0.52, Low D/E 7.9%, current ratio 16.53x
Defensive / Recession hedge
SEERBeta 0.52, current ratio 16.53x
Business Model
What each company does and how it makes money
Nautilus Biotechnology is a life sciences company developing a proteomics platform to analyze proteins at unprecedented scale and depth. It aims to generate revenue through sales of its integrated platform — including instruments, consumables, and software — though it remains pre-revenue as it develops its technology. The company's potential moat lies in its proprietary single-molecule protein analysis technology, which could enable comprehensive proteome mapping that existing methods cannot achieve.
Seer is a life sciences company that develops and commercializes proteomics technology to analyze proteins for research and drug discovery. It generates revenue primarily from sales of its Proteograph Product Suite — an integrated system of consumables, automation instruments, and software — to academic institutions, biopharma companies, and research laboratories. The company's competitive advantage lies in its proprietary technology platform that enables deep, unbiased proteomic analysis at scale, which could accelerate biomarker discovery and therapeutic development.
Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
Segment breakdown not available.
Financial Metrics Comparison
Side-by-side fundamentals across 2 stocks. BestLagging
Financial Scorecard
NAUT 2SEER 1NAUT1/1 metricsSEER6/6 metricsNAUT6/6 metricsNAUT leads in 2 of 6 categories (Financial Metrics, Total Returns). SEER leads in 1 (Profitability & Efficiency). 2 tied.
Financial Metrics (TTM)
SEER and NAUT operate at a comparable scale, with $16M and $0 in trailing revenue.
| Metric | NAUTNautilus Biotechn… | SEERSeer, Inc. |
|---|---|---|
| RevenueTrailing 12 months | $0 | $16M |
| EBITDAEarnings before interest/tax | -$60M | -$76M |
| Net IncomeAfter-tax profit | -$63M | -$79M |
| Free Cash FlowCash after capex | -$54M | -$46M |
| Gross MarginGross profit ÷ Revenue | — | +40.7% |
| Operating MarginEBIT ÷ Revenue | — | -5.2% |
| Net MarginNet income ÷ Revenue | — | -4.9% |
| FCF MarginFCF ÷ Revenue | — | -2.8% |
| Rev. Growth (YoY)Latest quarter vs prior year | — | +4.5% |
| EPS Growth (YoY)Latest quarter vs prior year | +15.4% | +8.6% |
Valuation Metrics
| Metric | NAUTNautilus Biotechn… | SEERSeer, Inc. |
|---|---|---|
| Market CapShares × price | $331M | $103M |
| Enterprise ValueMkt cap + debt − cash | $349M | $88M |
| Trailing P/EPrice ÷ TTM EPS | -5.57x | -1.33x |
| Forward P/EPrice ÷ next-FY EPS est. | — | — |
| PEG RatioP/E ÷ EPS growth rate | — | — |
| EV / EBITDAEnterprise value multiple | — | — |
| Price / SalesMarket cap ÷ Revenue | — | 7.40x |
| Price / BookPrice ÷ Book value/share | 2.11x | 0.35x |
| Price / FCFMarket cap ÷ FCF | — | — |
Profitability & Efficiency
SEER delivers a -29.2% return on equity — every $100 of shareholder capital generates $-29 in annual profit, vs $-37 for NAUT. SEER carries lower financial leverage with a 0.08x debt-to-equity ratio, signaling a more conservative balance sheet compared to NAUT's 0.19x. On the Piotroski fundamental quality scale (0–9), SEER scores 4/9 vs NAUT's 1/9, reflecting mixed financial health.
| Metric | NAUTNautilus Biotechn… | SEERSeer, Inc. |
|---|---|---|
| ROE (TTM)Return on equity | -37.1% | -29.2% |
| ROA (TTM)Return on assets | -31.3% | -25.7% |
| ROICReturn on invested capital | — | -21.3% |
| ROCEReturn on capital employed | — | -25.9% |
| Piotroski ScoreFundamental quality 0–9 | 1 | 4 |
| Debt / EquityFinancial leverage | 0.19x | 0.08x |
| Net DebtTotal debt minus cash | $18M | -$15M |
| Cash & Equiv.Liquid assets | $12M | $41M |
| Total DebtShort + long-term debt | $30M | $26M |
| Interest CoverageEBIT ÷ Interest expense | — | — |
Total Returns (with DRIP)
A $10,000 investment in NAUT five years ago would be worth $1,808 today (with dividends reinvested), compared to $427 for SEER. Over the past 12 months, NAUT leads with a +118.3% total return vs SEER's -9.3%. The 3-year compound annual growth rate (CAGR) favors NAUT at 6.8% vs SEER's -28.2% — a key indicator of consistent wealth creation.
| Metric | NAUTNautilus Biotechn… | SEERSeer, Inc. |
|---|---|---|
| YTD ReturnYear-to-date | +37.2% | +1.6% |
| 1-Year ReturnPast 12 months | +118.3% | -9.3% |
| 3-Year ReturnCumulative with dividends | +21.9% | -62.9% |
| 5-Year ReturnCumulative with dividends | -81.9% | -95.7% |
| 10-Year ReturnCumulative with dividends | -74.9% | -96.7% |
| CAGR (3Y)Annualised 3-year return | +6.8% | -28.2% |
Risk & Volatility
SEER is the less volatile stock with a 0.52 beta — it tends to amplify market swings less than NAUT's 1.71 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. NAUT currently trades 85.1% from its 52-week high vs SEER's 76.8% drawdown — a narrower gap to the peak suggests stronger recent price momentum.
| Metric | NAUTNautilus Biotechn… | SEERSeer, Inc. |
|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 1.71x | 0.52x |
| 52-Week HighHighest price in past year | $3.08 | $2.41 |
| 52-Week LowLowest price in past year | $0.62 | $1.62 |
| % of 52W HighCurrent price vs 52-week peak | +85.1% | +76.8% |
| RSI (14)Momentum oscillator 0–100 | 51.4 | 42.7 |
| Avg Volume (50D)Average daily shares traded | 197K | 239K |
Analyst Outlook
Wall Street rates NAUT as "Buy" and SEER as "Hold".
| Metric | NAUTNautilus Biotechn… | SEERSeer, Inc. |
|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Buy | Hold |
| Price TargetConsensus 12-month target | $2.50 | — |
| # AnalystsCovering analysts | 5 | 4 |
| Dividend YieldAnnual dividend ÷ price | — | — |
| Dividend StreakConsecutive years of raises | — | — |
| Dividend / ShareAnnual DPS | — | — |
| Buyback YieldShare repurchases ÷ mkt cap | +0.0% | +11.4% |
Historical Charts
Charts are rendered on first load. Hover for details.
Chart 1Total Return — 5 Years (Rebased to 100)
| Stock | Jan 21 | Mar 26 | Change |
|---|---|---|---|
| Nautilus Biotechnol… (NAUT) | 100 | 21.32 | -78.7% |
| Seer, Inc. (SEER) | 95.66 | 3.06 | -96.8% |
Nautilus Biotechnol… (NAUT) returned -82% over 5 years vs Seer, Inc. (SEER)'s -96%.
Chart 2Revenue Growth — 10 Years
| Stock | 2018 | 2025 | Change |
|---|---|---|---|
| Nautilus Biotechnol… (NAUT) | $0.00 | $0.00 | — |
| Seer, Inc. (SEER) | $0.00 | $14M | — |
Nautilus Biotechnology, Inc.'s revenue grew from $0M (2018) to $0M (2025) — a 0.0% CAGR.
Chart 3EPS Growth — 10 Years
| Stock | 2018 | 2025 | Change |
|---|---|---|---|
| Nautilus Biotechnol… (NAUT) | 87.18 | -0.47 | -100.5% |
| Seer, Inc. (SEER) | -0.29 | -1.39 | -379.3% |
Nautilus Biotechnology, Inc.'s EPS grew from $87.18 (2018) to $-0.47 (2025) — a NaN% CAGR.
Chart 4Free Cash Flow — 5 Years
Nautilus Biotechnology, Inc. generated $-52M FCF in 2025 (-25% vs 2021). Seer, Inc. generated $-50M FCF in 2024 (+7% vs 2021).
NAUT vs SEER: Frequently Asked Questions
7 questions · data-driven answers · updated daily
01Is NAUT or SEER a better buy right now?
Analysts rate Nautilus Biotechnology, Inc. (NAUT) a "Buy" — based on 5 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 — NAUT or SEER?
Over the past 5 years, Nautilus Biotechnology, Inc. (NAUT) delivered a total return of -81.9%, compared to -95.7% for Seer, Inc. (SEER). A $10,000 investment in NAUT five years ago would be worth approximately $2K today (assuming dividends reinvested). Over 10 years, the gap is even starker: NAUT returned -74.9% versus SEER's -96.7%. 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 — NAUT or SEER?
By beta (market sensitivity over 5 years), Seer, Inc. (SEER) is the lower-risk stock at 0.52β versus Nautilus Biotechnology, Inc.'s 1.71β — meaning NAUT is approximately 229% more volatile than SEER relative to the S&P 500. On balance sheet safety, Seer, Inc. (SEER) carries a lower debt/equity ratio of 8% versus 19% for Nautilus Biotechnology, Inc. — giving it more financial flexibility in a downturn.
04Which has better profit margins — NAUT or SEER?
Nautilus Biotechnology, Inc. (NAUT) is the more profitable company, earning 0.0% net margin versus -620.9% for Seer, Inc. — meaning it keeps 0.0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: NAUT leads at 0.0% versus -717.7% for SEER. At the gross margin level — before operating expenses — SEER leads at 49.0%, 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 — NAUT or SEER?
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 NAUT or SEER better for a retirement portfolio?
For long-horizon retirement investors, Seer, Inc. (SEER) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.52)). Nautilus Biotechnology, Inc. (NAUT) carries a higher beta of 1.71 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (SEER: -96.7%, NAUT: -74.9%), 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 NAUT and SEER?
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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