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How to use Market Chameleon, and the options and stock ideas behind it

Find a tool, learn what its numbers mean, or look up a term. Every guide says what the feature is, how we work it out, what questions it answers and where to find it.

Popular: open interest implied move unusual options activity 0DTE insider buying covered calls

What do you want to do?

Follow option trades and order flow Big trades, spreads, unusual volume, and whether trades look bought or sold. Legged Spreads · Order Flow Sentiment · Unusual Option Volume · Index Options Multi-Leg Volatility and expected moves Implied volatility, skew, straddles and how far options expect a stock to move. Straddles [At-The-Money] · Straddle & Wing Backtest · Implied Volatility Rankings · Straddle Compare Trade around earnings Report dates, past moves, implied moves and strategies that worked before. Earnings Calendar · Future Earnings Dates · Earnings Option Strategy Screener · Earnings Stock Pattern Screener Dividends and income Ex-dates, payouts, dividend increases and income from covered calls. Future Ex-Dividend Dates · Dividend Announcements · Covered Calls · Buy Writes Search Insider trades and company events Who inside a company is buying or selling, and what is coming up: FDA dates, offerings, deals. Event-Driven Screener · Insider Trades Dashboard · Company Events · PDUFA Dates Stock movers, news and price action Premarket and after-hours moves, auctions, imbalances, volume bursts, news and seasonality. Price Action Analysis · Seasonality · Order Imbalance History · Stock Order Imbalance Screeners, strategies and backtests Find trades by strategy and test an idea on past prices. Options Backtester · Synthetic Long Stock Discounts · Bear Put Spreads [Debit] · Bull Call Spreads [Debit] Options basics and glossary Calls, puts, the Greeks, reading an option chain, and the terms we use. How to Read an Option Chain · Stocks vs Options · Theoretical Edge · Open Interest Your account and getting started Welcome guide, video lessons, watchlists, e-mail alerts and your subscription. Welcome Guide · Video Lessons · My Dashboard · My Watchlists

Questions people ask most

  1. Was an option spread opened or closed?
  2. What are the biggest SPX options trades today?
  3. How far do options expect a stock to move after earnings?
  4. Which insiders are buying their own company's stock?
  5. How do I find unusual options activity?
  6. Which big option trades were actually spreads?

New to Market Chameleon? Start here

  1. 1Take the welcome tour
    What is on the site and where to find it.
  2. 2Read an option chain
    Strikes, bid and ask, implied volatility, open interest.
  3. 3Set up a watchlist
    Your stocks' moves, earnings and big trades in one place.

Video lessons

All 611 videos
Charting Options Risk Premium Using Market Chameleon
Jul 23, 2026 Visual Graph of IV Skew using Market Chameleon
Jul 1, 2026 How to use the Historical Stock Return Distribution Tool
Jun 23, 2026 Analyzing the Implied Volatility Smile Using Market Chameleon
Jun 22, 2026

New and updated

Insider Trades DashboardInsider trades and company events · Nov 10, 2026 Legged Option SpreadsFollow option trades and order flow · Nov 10, 2026 How to Read an Option ChainOptions basics and glossary · Nov 10, 2026 Stocks vs OptionsOptions basics and glossary · Nov 10, 2026 Theoretical EdgeOptions basics and glossary · Nov 10, 2026 Option Volatility SkewVolatility and expected moves · Nov 10, 2026 SPX options trading and order flowFollow option trades and order flow · Nov 9, 2026 How the Options Backtester worksScreeners, strategies and backtests Multi-Leg Trade Screener guideFollow option trades and order flow

Can't find it? Use the Ask AI button at the top of the page, or contact us. Market Chameleon provides data, not investment advice.

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