Tag: HDF5

Exploring Our Scraped Options Data Bid-Ask Spreads

Post Outline * The Objective * The Data * Basic Data Analysis * Bid-Ask Spread Analysis * How Do Aggregate Bid-Ask Spreads Vary with Days To Expiration? * How Do Bid-Ask Spreads Vary with Volume? * How Do Bid-Ask Spreads Vary with Volatility? * Summary Conclusions The Objective Compared to the equity market, the options market is a level up in complexity. For each symbol there are multiple expiration dates, strike prices for each expiration date, implied volatilities, and that'

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How to Scrape and Parse 600 ETF Options in 10 mins with Python and Asyncio

Post Outline * Intro * Disclaimers * The Secret to Scraping AJAX Sites * The async_option_scraper script * first_async_scraper class * expirys class * xp_async_scraper class * last_price_scraper class * The option_parser Module * The Implementation Script * References Intro This is Part 1 of a new series I'm doing in semi real-time to build a functional options data dashboard using Python. There are many underlying motivations to attempt this, and several challenges to imp

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