ETF ETFs - Sector Reference Data Updated 2026-05-31

XBI Gamma Exposure, IV Rank & Implied Volatility

SPDR S&P Biotech ETF (XBI) options data — GEX, IV rank, options chain & Greeks

XBI options trade with implied volatility typically in the 15% - 45% range, averaging 100K+ contracts in daily volume with good liquidity. Next earnings: Check earnings calendar. Weekly options and LEAPS are available.

As of 2026-06-18, XBI's 30-day implied volatility is 30.9%, placing its IV rank at 79.0 — the 79.0th percentile of its 52-week range, an elevated, premium-selling regime favoring credit spreads, iron condors and short strangles.

Comprehensive options market data for SPDR S&P Biotech ETF (XBI).

XBI Options at a Glance

Daily Volume: 100K+ contracts
Bid-Ask Spread: Varies by strike
Open Interest: 1M+ contracts
IV Range: 15% - 45%
Expirations: Weekly, Monthly, LEAPS
Next Earnings: Check earnings calendar
Avg Volume
100K+ contracts
Open Interest
1M+ contracts
IV Range
15% - 45%
Liquidity
Good
Weeklies
Yes
LEAPS
Yes

1 About SPDR S&P Biotech ETF (XBI)

SPDR S&P Biotech ETF trades on NYSE. Options on XBI are actively traded by retail and institutional investors.

Company Profile

Sector ETF
Industry Biotech ETF
Market Cap ETF
Exchange NYSE

Key Dates

Next Earnings Check earnings calendar
Earnings Frequency Quarterly
Dividend Schedule Varies
Fiscal Year End December

XBI is an actively traded options name in the Biotech ETF space.

2 XBI Options Market Overview

XBI options offer good liquidity for traders seeking exposure to Biotech ETF.

Average Daily Volume 100K+ contracts
Total Open Interest 1M+ contracts
Put/Call Ratio 0.6 - 1.0 typical
Typical ATM Spread Varies by strike
Weekly Options Available
LEAPS Available Yes

Liquidity Assessment: Good

XBI options provide good liquidity for most trading strategies.

3 XBI Implied Volatility & IV Rank

XBI implied volatility reflects market expectations for SPDR S&P Biotech ETF price movement.

Low IV Environment
15% - 22%
Below average volatility
Typical IV Range
22% - 32%
Normal conditions
Elevated IV
32% - 45%
Above average volatility

Earnings Impact

IV typically increases before earnings and contracts afterward (IV crush).

The post-earnings volatility drop is known as IV crush. Holders of short XBI options should also understand early assignment risk around dividends and expiration.

Historical Volatility vs IV

Compare IV to historical volatility to assess option pricing relative to realized moves.

Term Structure

Term structure varies with market conditions and upcoming events.

View XBI Volatility Lab

XBI Gamma Exposure (GEX)

Gamma Exposure (GEX) analysis for XBI shows how dealer hedging may impact price behavior.

Typical GEX Profile: GEX profile varies based on market conditions and option positioning.

Key Levels: Major put and call walls at round number strikes may act as support/resistance.

Dealer Hedging: Dealer hedging activity can influence price behavior at key gamma levels.

View Live XBI GEX

4 Common XBI Options Strategies

These are strategies commonly used by traders on XBI options, based on typical market characteristics. This is not investment advice.

Used by XBI traders for income exposure. Good liquidity supports efficient execution.

Vertical Spreads Directional

Used by XBI traders for directional exposure. Good liquidity supports efficient execution.

Used by XBI traders for neutral exposure. Good liquidity supports efficient execution.

Strangles Volatility

Used by XBI traders for volatility exposure. Good liquidity supports efficient execution.

Used by XBI traders for time-based exposure. Good liquidity supports efficient execution.

Key Considerations for XBI Options

  • XBI options liquidity: Good - affects execution quality
  • IV range: 15% - 45% - important for premium selling strategies
  • Earnings events can significantly impact IV and option prices
  • Consider position sizing based on underlying volatility
  • Weekly options available for short-term strategies
  • LEAPS available for longer-term positioning

Frequently Asked Questions: XBI Options

What are XBI options?

XBI options are derivative contracts that give you the right to buy (call) or sell (put) SPDR S&P Biotech ETF shares at a specific price before expiration.

How do I analyze XBI implied volatility?

XBI IV typically ranges from 15% - 22% during quiet periods to 32% - 45% around earnings and major events. Compare current IV to historical ranges to assess relative value.

What is the typical bid-ask spread for XBI options?

XBI options have good liquidity with typical spreads varying by strike and expiration. ATM options generally have tighter spreads.

When does XBI report earnings?

SPDR S&P Biotech ETF typically reports earnings quarterly. Check the earnings calendar for exact dates as IV tends to increase before announcements.

What strategies work best for XBI options?

Popular XBI strategies include covered calls, vertical spreads, and iron condors. Strategy selection depends on market outlook and risk tolerance.

What is the best time to trade XBI options?

The most liquid trading hours for XBI options are typically during regular market hours (9:30 AM - 4:00 PM ET), with highest volume around market open and close.

How do I calculate XBI option Greeks?

Use our free Options Calculator or Greeks Heatmap tool to calculate delta, gamma, theta, vega and other Greeks for XBI options across all strikes and expirations.

What happens to XBI options at expiration?

In-the-money XBI options are typically auto-exercised at expiration. Out-of-the-money options expire worthless. Consider closing positions before expiration to avoid assignment risk.

What is XBI's gamma exposure (GEX)?

Gamma exposure (GEX) measures how options dealers' hedging of their net gamma position can influence XBI's intraday price action. GEX profile varies based on market conditions and option positioning. Dealer hedging activity can influence price behavior at key gamma levels. Positive GEX tends to dampen volatility and create mean-reverting moves, while negative GEX can amplify swings. View live XBI GEX levels and the gamma-flip point on ApexVol.

What is XBI's IV rank?

XBI's IV rank shows where XBI's current implied volatility sits within its trailing 1-year range, scored 0–100. A reading near 100 means IV is near its yearly high — options are relatively expensive, which favors premium-selling strategies like credit spreads and iron condors. A reading near 0 means IV is near its yearly low, favoring premium-buying. XBI implied volatility typically ranges from 15% - 45%. Check XBI's live IV rank and percentile on ApexVol's IV analytics.

AV
Written by
ApexVol Research Team
Quantitative options research
All calculations use live ORATS institutional data — the same source used by professional volatility desks.
RS
Technical reviewer
Ryan Silk, ApexVol Founder
Reviewed for technical accuracy
10+ years trading options. Built ApexVol's pricing engine, Greeks model, and IV-rank methodology.
This guide is updated as market conditions and ORATS data change. Last revised 2026-05-31. How we research →

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