Lyell Immunopharma Inc logo

Lyell Immunopharma Inc(LYEL)

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EXPLORE ADVISORIES AND THEIR HISTORY
QUALITY SIGNAL RECENCY
1-STAR RATING
Consider higher Upturn Star rating
BUY for 4 days
PROFIT SINCE LAST BUY
+11.67% ▲
LAST CLOSE
$16.75
11/10/2026
(24-hour delay)

Advisory History & Simulated Performance *

*as per simulation (see disclosures)
  • ALL
  • 1Y
  • 1M
  • 1W
  • BUY Advisory
  • SELL Advisory (Profit)
  • SELL Advisory (Loss)
  • Profit
  • Loss
  • PASS (Skip)
Upturn Stock price based on last close iconStock price based on last close
Simulated performance—not actual client returns. Excludes advisory subscription fees, trading commissions, and taxes, which would reduce returns. Results depend on calculation assumptions and do not guarantee future outcomes. See Disclosures for full methodology, assumptions, and limitations.

Advisory Performance History (Simulated)Advisory Performance History info

Simulated performance—not actual client returns. Excludes advisory subscription fees, trading commissions, and taxes, which would reduce returns. Results depend on calculation assumptions and do not guarantee future outcomes. See Disclosures for full methodology, assumptions, and limitations.

Upturn Advisory & Investor View for LYEL

11/10/2026: LYEL (1-star) has a low Upturn Star Rating. Not recommended to BUY.

Lyell Immunopharma is a clinical-stage biotechnology company focused on overcoming the biological challenges of T-cell therapy in solid tumors. The company's core strength lies in its proprietary Gen-R and Epi-R platforms, which aim to enhance T-cell function and persistence. While the potential for transformative oncology treatments provides an attractive long-term growth narrative, the company remains pre-revenue and faces high risks related to clinical trial outcomes and intense competition from established pharmaceutical leaders. Investors should monitor clinical data readouts closely, as these are the primary catalysts for value creation. Given its risk profile, Lyell is best suited for growth-oriented investors with a high tolerance for volatility.

How to Read the Upturn Advisory

The Upturn Star Rating and the current BUY, SELL, or PASS advisory are generated by Upturn’s AI advisory engine based on proprietary signal analysis, price behavior, advisory history, and historical signal performance.

Company fundamentals, valuation, risks, and news provide supporting context about the business.

Investor Fit

Investor styleFitWhy
Growth investorMixed fitThe company offers high-risk, high-reward potential dependent on clinical data success rather than proven growth.
Momentum investorWeak fitMomentum is generally lacking; a positive signal would require definitive, successful clinical results.
Value investorWeak fitThe company is in a capital-consuming pre-revenue stage, making traditional value metrics inapplicable.
Dividend investorWeak fitLyell is a clinical-stage biotechnology company that does not pay dividends.
Low-risk investorWeak fitThe inherent volatility of clinical-stage biotech poses high risks unsuitable for conservative investors.

Risk Profile

Risk factorLevelWhy it matters
Price volatilityHighThe stock is susceptible to large swings based on clinical data releases and sector sentiment.
Valuation riskMedium / highValuation is speculative and heavily dependent on long-term clinical trial success.
Competition risk (Biotech)HighWell-capitalized competitors could reach the market first or produce superior clinical outcomes.
Business qualityMediumWhile the technology is innovative, the company has yet to establish a commercially viable product franchise.
Dividend incomeLow / noneNo dividend income is available for investors.
Execution riskHighSuccessful execution of complex manufacturing and clinical trial protocols is essential to long-term survival.

Price Behavior

Steep Decline
PRICE PATH

Steep Decline

The stock price has dropped sharply with strong downward pressure.

Extreme Price Shocks
PRICE STABILITY

Extreme Price Shocks

The stock has experienced exceptionally large and disruptive price movements during the period.

Analysis of Past Performance

Type Stock
Historic Profit -10.12%
Avg. Invested days 27
Today’s Advisory Consider higher Upturn Star rating
Upturn Advisory Rating upturn star rating icon
Upturn Advisory Performance Upturn Advisory Performance icon 2.0
Stock Returns Performance Upturn Returns Performance icon 1.0
Upturn Profits based on simulation icon Profits based on simulation
Upturn last close icon Last Close 11/10/2026

Upturn Scorecard

Upturn Star Rating

★★★★★
LYEL receives a 2-star rating, supported by solid analyst coverage. The rating is constrained by weak unit economics, and weak price momentum.

Company Fundamentals

★★★★★
LYEL has moderate overall fundamentals (3 stars), with soft financial health, moderate growth momentum, and solid ownership. In FY2025 versus FY2024, solid earnings growth (+20.0%) is partially offset by weak cash generation (FCF margin -418900.0%), negative revenue growth (-41.0%), weak profitability (net margin -762355.6%).

Financial Health Rating

★★★★★
LYEL's financial health is soft, with the relatively strongest area being moderate liquidity, including working-capital and asset support (WC/assets 62.2%). Operating efficiency is weak (1 stars), which helps explain the 2-star overall score.

Growth Momentum Score

★★★★★
Earnings growth is LYEL's strongest growth driver at +20.0% FY2025 versus FY2024 (solid, 4 stars). By comparison, while revenue growth (-41.0%, negative) holds the profile back, so recent growth is not broad-based across the business.

Ownership

★★★★★
Institutional ownership is 48.9% and approximately 40.2% of outstanding shares are publicly tradable, supporting liquidity and institutional participation. Insider ownership of 28.63% supports management-shareholder alignment.

Top 5 Institutional Investors

ARCH VENTURE CORP 13.21%
GSK PLC 6.15%
Vanguard Capital Management, LLC 3.20%
Orland Properties Ltd 3.07%
BlackRock Inc 2.95%

Unit Economics (Per $1K Revenue)

★★★★★
LYEL generates approximately $-319,528 of gross profit, $-5,660,389 of operating income, and $-4,189,000 of free cash flow for every $1,000 of revenue. Based on FY2025 results. Operating losses and cash burn explain the 1-star rating, with weak cash conversion and weak capital efficiency.

Economic Dimensions

★★★★★
Effective Tax Rate: 0.00%

Quantitative Style Profile

★★★★★
LYEL has a relatively low-volatility profile. Weak momentum is the primary drawback, while valuation that is moderately attractive rather than deeply discounted.

Style Classification

Quality Focused

Low VolatilitySmall / Mid Cap RiskShort Squeeze Risk

Key Highlights

Company Size Small-Cap Stock
Market Capitalization 379.11M USD
Price to earnings Ratio -
1Y Target Price 38.38
Price to earnings Ratio -
1Y Target Price 38.38
Volume (30-day avg) 215.9K shares
Beta -0.09
52 Weeks Range 7.20 - 45.00
Updated Date 11/10/2026
52 Weeks Range 7.20 - 45.00
Updated Date 11/10/2026
Dividends yield (FY) -
Basic EPS (TTM) -12.61

How Company Makes Money

Business areaWhat it includesRetail investor read
Cell Therapy R&DClinical trial development for oncology candidates like LYL797.The company is currently spending money to invent medicines rather than earning money from sales.

Analyzing Revenue: Products, Geography and Growth

Revenue by Products

Product revenue - Year on Year

Valuation

Trailing PE -
Forward PE -
Enterprise Value 221.32M
Price to Sales(TTM) 25273.96
Enterprise Value 221.32M
Price to Sales(TTM) 25273.96
Enterprise Value to Revenue 14754.75
Enterprise Value to EBITDA 0.25
Shares Outstanding 24.59M
Shares Floating 9.89M
Shares Outstanding 24.59M
Shares Floating 9.89M
Percent Insiders 28.63
Percent Institutions 48.91

Financial Metrics

🧭 Investment Snapshot

Total Revenue (Scale)

Information icon Total money earned from selling products or services before any costs. It is needed to understand the scale of the business and its ability to generate income.

Net Income (Profit)

Information icon Final profit after all expenses, interest, and taxes are deducted. It is needed to determine the overall profitability available to shareholders.

Free Cash Flow (Cash Strength)

Information icon Cash remaining after operating activities and capital expenditures, showing cash available for growth. It is needed to evaluate the company’s ability to invest, pay dividends, or reduce debt.

📈 Growth & Strength

Operating Income (Core Profit)

Information icon Profit from core operations after deducting all operating expenses. It is needed to measure how efficiently the company runs its primary business activities.

EBITDA (Cash Earnings)

Information icon Earnings before interest, taxes, depreciation, and amortization, indicating operating cash potential. It is needed to compare operating performance across companies without accounting or financing differences.

Gross Profit (Unit Profitability)

Information icon Revenue minus cost of revenue, showing profit after direct production costs. It is needed to evaluate core business profitability before overhead expenses.

🛡️ Financial Safety

Cash (Liquidity Buffer)

Information icon Total cash and cash equivalents on hand. It is needed to evaluate immediate liquidity and financial flexibility.

Total Debt (Leverage Risk)

Information icon Total debt including both short-term and long-term components. It is needed to assess the company’s leverage and financial risk.

Net Working Capital (Short-Term Health)

Information icon Current assets minus current liabilities, indicating short-term liquidity strength. It is needed to assess whether the company can meet its short-term obligations.

🧱 Balance Sheet Strength

Stockholder Equity (Net Worth)

Information icon Total equity value held by shareholders. It is needed to understand the net worth of the company from the owners’ perspective.

Total Assets (Asset Base)

Information icon The full value of everything the company owns, including cash, inventory, equipment, and investments. It is needed to understand the resource base used to generate revenue.

Income Before Tax (Pre-Tax Earnings)

Information icon Income before provision for income taxes. It is needed to analyze profitability independent of tax structures.

⚙️ Cost & Drag Factors

Cost of Revenue (Production Cost)

Information icon Direct costs required to produce and deliver the products or services sold. It is needed to assess efficiency in production and service delivery.

Total Operating Expenses (Operating Cost)

Information icon Indirect costs of running the business such as salaries, marketing, and administration. It is needed to understand how much it costs to sustain ongoing business operations.

Income Tax Expense (Tax Drag)

Information icon Amount of taxes paid or payable to the government. It is needed to evaluate the impact of taxation on overall profitability.

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