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BLACKARBS LLC

BLACKARBS LLC: Profitable Insights into Capital Markets

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Profitable Insights into Financial Markets

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September 08, 2017

Exploring Our Scraped Options Data Bid-Ask Spreads (Part-2)

September 08, 2017/ Brian Christopher
Exploring Our Scraped Options Data Bid-Ask Spreads (Part-2)

Post Outline

  • Notes on Part-2
  • The Data
  • 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
Read More
September 08, 2017/ Brian Christopher/ 1 Comment
Python, Research
Options, ETF, financial data, data, bid-ask spreads, slippage, derivatives
August 07, 2017

Exploring Our Scraped Options Data Bid-Ask Spreads

August 07, 2017/ Brian Christopher
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
Read More
August 07, 2017/ Brian Christopher/ 3 Comments
Python, Research
Options, ETF, financial data, data, bid-ask spreads, slippage, HDF5, exploration
July 08, 2017

How to Build a Sequential Option Scraper with Python and Requests

July 08, 2017/ Brian Christopher
How to Build a Sequential Option Scraper with Python and Requests

Post Outline

  • Recap
  • The Problem
  • The Solution
  • Barchart Scraper Class
  • Barchart Parser Class
  • Utility Functions
  • Putting it all together
  • The Simple Trick
  • Next Steps
Read More
July 08, 2017/ Brian Christopher/ 12 Comments
Python, Research, Education
webscraping, scraping, requests, AJAX, Options, ETF
November 16, 2016

Backtesting the Implied Volatility Long/Short Strategy (11/16/16)

November 16, 2016/ Brian Christopher
Backtesting the Implied Volatility Long/Short Strategy (11/16/16)

Post Outline

  • Strategy Summary
  • References
  • 4-Week Holding Period Strategy Update
  • 1-Week Holding Period Strategy Updated (Target Leverage=2)
Read More
November 16, 2016/ Brian Christopher/ 5 Comments
Python, Quant, Research
Implied Volatility, IV, SKEW, derivatives, Options, quantopian, Long Short, market neutral
October 26, 2016

Does Factor Rank Matter for the Implied Volatility Skew Strategy?

October 26, 2016/ Brian Christopher
Does Factor Rank Matter for the Implied Volatility Skew Strategy?

Post Outline

  • Strategy Summary
  • Results
  • Conclusions/Analysis
Read More
October 26, 2016/ Brian Christopher/ Comment
Python, Quant, Research
Options, quantopian, IV, Implied Volatility, SKEW, derivatives, Long Short, market neutral
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