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Jaroslav Šmarda

Python developer who turns financial market data into plain English. Python for programmers, prompts for everyone else.

Before You Panic About Insider Selling, Check the Code

Before You Panic About Insider Selling, Check the Code

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4 min read
The Volatility Crush: What Happens to IV the Day After Earnings

The Volatility Crush: What Happens to IV the Day After Earnings

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4 min read
One Number, Two Meanings: What Beta Actually Measures

One Number, Two Meanings: What Beta Actually Measures

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4 min read
Two Lines That Move Together, For No Reason At All

Two Lines That Move Together, For No Reason At All

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4 min read
Hundreds of Lines, One Sentence: Backtesting Without the Code

Hundreds of Lines, One Sentence: Backtesting Without the Code

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4 min read
Free, Unrestricted, and Almost as Easy: Reading SEC Filings with a Prompt

Free, Unrestricted, and Almost as Easy: Reading SEC Filings with a Prompt

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4 min read
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