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Interesting websites, blogs, and tools from the quant and options community worth bookmarking.
Featured Research & Tools

Theta.md
FeaturedAn independent quant research platform with a falsification-first approach. Their supply chain signal work demonstrates how naive cross-industry correlations (69% hit rate) collapse to statistical insignificance (55%, p=0.416) once industry beta, SOX index, and FX factors are controlled — a masterclass in separating real alpha from noise.
https://theta.md
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The Gift of the Phantom Trader
FeaturedThe original writings of the 'Phantom of the Pits' — a legendary anonymous floor trader whose insights were chronicled by Art Simpson on the Futures Magazine forums in the late 1990s. A timeless masterclass on why trading success is about superior behavior modification, not superior knowledge.
https://tradertom.com/resource/the-phantom-of-the-pits/
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SqueezeMetrics DIX
FeaturedThe Dark Index (DIX) tracks dark pool short volume as a contrarian sentiment indicator. When dark pool participants are heavily shorting, it often signals institutional accumulation — a unique window into smart money positioning.
https://squeezemetrics.com/monitor/dix
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