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Category: Trading

Taming PyInstaller: My Journey to a Working Backtesting Executable

Posted on March 27, 2025 by Peter Andersson

When I set out to build an executable for my backtesting application using PyInstaller, I ran into a series of errors that taught me a […]

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Development, Python, Trading

Understanding TWS Common Stock and Options Scanner Codes

Posted on January 14, 2025 by Peter Andersson

In the world of trading and analysis, TWS scanner codes are invaluable tools for identifying stocks and options that meet specific criteria. Here’s a breakdown […]

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Development, Trading

Top 30 Traded ETFs of 2024: Insights and Highlights

Posted on January 6, 2025 by Peter Andersson

Exchange-Traded Funds (ETFs) remain a cornerstone of modern investing, offering flexibility, diversification, and liquidity to traders and investors alike. As we analyze the most traded […]

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Trading

Tracking Orders with Interactive Brokers API: The Importance of reqOpenOrders and Client ID

Posted on October 28, 2024 by Peter Andersson

When working with the Interactive Brokers (IB) API, one of the most essential components for effective order tracking is understanding the role of client ID […]

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Development, Python, Trading

The Evolution of Stock Exchanges: From Floor Trading to Electronic Trading

Posted on June 29, 2024 by Peter Andersson

Introduction The global financial markets are supported by a vast network of stock exchanges, each with its unique history, regulatory environment, and technological advancements. There […]

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Development, Trading

Technical and Fundamental Analysis – a profitable combination?

Posted on March 8, 2023 by Peter Andersson

Trading in financial markets can be a complex and challenging endeavor. Traders need to analyze various data points to make informed decisions about when to […]

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Trading

About Volatility

Posted on June 18, 2022 by Peter Andersson

Volatility is one of the most important attributes of any tradeable instrument. It indicates how volatile, or ‘risky’ if you will, the price is. But […]

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Development, Linux, Math, Trading

Download EOD data from Yahoo Finance to a Python Pandas Dataframe

Posted on April 17, 2019 by Peter Andersson

If you use the Pandas DataReader and get this message: pandas_datareader.exceptions.ImmediateDeprecationError: Google finance has been immediately deprecated due to large breaks in the API without […]

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Development, Python, Trading

Calculating Historical Volatility

Posted on April 27, 2017 by Peter Andersson

Historical Volatility shows how volatile an asset has been. There are numerous ways of calculating it, and I will show the most simple one here. […]

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Development, Trading

The Lazy Investor

Posted on February 18, 2017 by Peter Andersson

I have started a new project. Since I do a fair share of investing, both in futures and stocks, I have tried several different  ways […]

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Java, Ruby on Rails, Trading

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