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GRAL · GRAIL, Inc. · Options Calculator

Track GRAL — free

Use GRAL with AI

Add company filings, earnings and prices to ChatGPT or Claude, then ask questions in your own chat.

Choose your app for step-by-step connection instructions. Sign in with Equibles when asked; no code or API key is needed.

Claude ChatGPT

After connecting, ask your AI to use Equibles to research GRAL.

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https://mcp.equibles.com/mcp
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$75.11 -0.78 (-1.03%) At close · Sep 16
Russell 2000 member Rebalance outlook locked
Market Cap
$3.37B
Shares
44.67M

Options Calculator

Theoretical estimate
Price contracts in your own code through the options chain API or MCP →

Estimate what a long-dated option on GRAL could return if you hold it and the stock reaches a target price. Premiums are theoretical Black-Scholes-Merton values — tune the inputs to match your broker, then compare each strike's return against simply holding the shares.

Holding period

2.00 years

Implied volatility (%)

Implied volatility from the GRAL options chain (Sep 18, 2026) — the market's own forward-looking estimate.Market-wide VIX 17.7.

Risk-free rate (%)

Latest SOFR (2026-09-15) — an overnight rate, a rough proxy over years.

Dividend per share

Annualizes to a 0% yield. No cash dividends on file — set an amount to model one.

Target price at horizon

Spot $75.11 at close 2026-09-16.

Best strike
—
Highest estimated return
Return at target
—
— annualized
Breakeven
—
Stock price to break even
Hold the stock
—
— annualized, with dividends

Return by strike at your target price

Strike ladder

Strike Moneyness Premium Breakeven Value at target Return Annualized Max loss

Per share; one contract = 100 shares. Premiums are theoretical Black-Scholes-Merton estimates — real options are American-style and priced off an implied-volatility smile, so use your broker's quote for the actual premium. Not investment advice.

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Key facts CIK 1699031 CUSIP 384747101 13F (30d) 16 filings 15 filers Visit website Investor relations