Data Manipulation with Python using Pandas

Pandas was developed at hedge fund AQR by Wes McKinney to enable quick analysis of financial data. Pandas is an extension of NumPy that supports vectorized operations enabling fast manipulation of financial information. I’ll be using company data provided by an Intrinio developer …

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Intrinio Python API: Get Stock Data

We’re going to be populating our equity backtesting database with stock market data from Intrinio. Intrinio provides access to its data through both CSV bulk downloads and APIs. In this article, I’m going to cover importing the data using the Intrinio …

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Survivorship Bias Risk

Survivorship bias is the risk of analyzing investment performance using only “surviving” constituents of a selected investment universe instead of incorporating all current and historical constituents over the performance period. Survivorship bias artificially increases long performance and detracts from short-selling …

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