Utilities Utilities Reference Data Updated 2026-05-31

VST Gamma Exposure, IV Rank & Implied Volatility

Vistra Corp. (VST) options data — GEX, IV rank, options chain & Greeks

VST options trade with implied volatility typically in the 25% - 55% range, averaging N/A in daily volume with good liquidity. Next earnings: See earnings calendar. Weekly options and LEAPS are available.

IV Rank 77.3 /100
IV 42.0%
Simulated data for display · open live VST on the platform →

An IV rank near 77.3 (the value shown here is illustrative) would mean implied volatility is in roughly the 77.3th percentile of its 1-year range — elevated, premium-selling regime for credit spreads, iron condors, and short strangles. For today's live VST IV rank from ORATS, open the dashboard.

IV History (Simulated · Illustrative Only) Range 25.49%55.59%

Chart shows simulated data for display purposes. View the real VST IV history on the live platform →

Comprehensive options market data for Vistra Corp.

VST Options at a Glance

Daily Volume: N/A
Bid-Ask Spread: N/A
Open Interest: N/A
IV Range: 25% - 55%
Expirations: Weekly, Monthly, LEAPS
Next Earnings: See earnings calendar
Liquidity
Good
IV Range
25% - 55%
Market Cap
$40B+
Weeklies
Yes

1 About Vistra Corp. (VST)

Vistra Corp is an integrated retail electricity and power generation company. The company has benefited from AI data center demand and operates a growing nuclear fleet.

Company Profile

Sector Utilities
Industry Independent Power Producers
Market Cap $40B+
Exchange NYSE

Key Dates

Next Earnings See earnings calendar
Earnings Frequency Quarterly
Dividend Schedule See company page
Fiscal Year End December

Vistra Corp. operates in the Utilities sector.

2 VST Options Market Overview

VST options provide good liquidity for options traders.

Average Daily Volume N/A
Total Open Interest N/A
Put/Call Ratio N/A
Typical ATM Spread N/A
Weekly Options Available
LEAPS Available Yes

Liquidity Assessment: Good

VST options are available for trading across multiple expirations.

3 VST Implied Volatility & IV Rank

VST implied volatility is typically low, reflecting the regulated and defensive nature of utility operations. IV may rise during regulatory proceedings.

Low IV Environment
25% - 32%
Below average volatility
Typical IV Range
32% - 47%
Normal conditions
Elevated IV
47% - 55%
Above average volatility

Earnings Impact

IV typically expands before earnings and contracts after the announcement.

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

Historical Volatility vs IV

VST IV generally trades near historical volatility, with premiums expanding around earnings.

Term Structure

Typically upward sloping under normal conditions.

View VST Volatility Lab

VST Gamma Exposure (GEX)

Gamma Exposure analysis for VST reveals dealer hedging dynamics at key strike levels.

Typical GEX Profile: VST tends to operate in a positive gamma environment during normal conditions.

Key Levels:

Dealer Hedging:

View Live VST GEX

4 Common VST Options Strategies

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

Popular for VST shareholders seeking additional income.

Vertical Spreads Directional

Defined-risk directional exposure on VST.

Range-bound strategy for VST between events.

Key Considerations for VST Options

  • VST options liquidity varies by expiration - prefer near-term and monthly expirations for tighter spreads
  • Monitor earnings dates for IV expansion/contraction patterns
  • Consider the stock's beta when sizing positions

Frequently Asked Questions: VST Options

What is VST's typical implied volatility?

VST implied volatility typically ranges from 25% - 55%.

Does VST have weekly options?

VST offers weekly options.

What is VST's options trading profile?

VST (Vistra Corp.) options trade with good liquidity, averaging N/A in daily volume, typical bid-ask spreads of N/A. Implied volatility typically falls in the 25% - 55% range. The position sits in the Utilities category for portfolio diversification and options strategy design.

How does VST implied volatility behave around earnings?

IV typically expands before earnings and contracts after the announcement. Next scheduled earnings: See earnings calendar. Traders often size short premium positions for the post-earnings IV crush, while long premium buyers should be aware that the IV decline can outweigh small directional moves.

What options strategies work well on VST?

Popular strategies on VST options include Covered Calls, Vertical Spreads, Iron Condors. Strategy selection depends on the current IV environment versus the 25% - 55% typical range, days to next earnings, and the trader's directional outlook. Higher IV regimes favour premium-selling strategies; lower IV regimes favour directional debit spreads or long premium plays.

What is VST's gamma exposure (GEX)?

Gamma exposure (GEX) measures how options dealers' hedging of their net gamma position can influence VST's intraday price action. VST tends to operate in a positive gamma environment during normal conditions. Positive GEX tends to dampen volatility and create mean-reverting moves, while negative GEX can amplify swings. View live VST GEX levels and the gamma-flip point on ApexVol.

What is VST's IV rank?

VST's IV rank shows where VST'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. VST implied volatility typically ranges from 25% - 55%. Check VST'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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