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Alternative Data Sources Hedge Funds Use in 2026: The Complete Guide

A comprehensive guide to the alternative data source categories hedge funds and institutional investors use in 2026: what each type is, how it is used, how the best platforms compare, and how to build a multi-signal stack.

The transformation of hedge fund research over the past decade is, in large part, a story about data. Not the traditional kind, the kind everyone has, but data that reflects what is actually happening in the world before it shows up in earnings reports, consensus estimates, or management guidance.

By 2026, alternative data is foundational. Over 90% of systematic funds and more than 60% of fundamental long/short equity funds use at least one alternative data source. Annual market spend has grown from $1.7 billion in 2020 to over $14 billion projected by 2027. The funds that generate the most co

Paradox Intelligence Research

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