Short Interest
What short interest is, the metrics ORTEX publishes, and where the official data behind them comes from.
Short interest is the number of shares that have been sold short and not yet bought back — a core signal of how heavily a stock is bet against. These guides explain what ORTEX publishes and where the underlying data comes from.
- Short Interest Metrics Explained — Estimated Short Interest, Days to Cover, Cost to Borrow, Short Availability, Short Score and more, and how to read each.
- How Short Interest Is Reported Around the World — the delayed full-market counts and threshold disclosures behind the official figures.
New to the topic? Read the reporting-regimes guide first for the background on where short interest data comes from, then the metrics guide for how to read the numbers.
Updated 3 months ago
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