Market Data Guide

How to Interpret Open Interest

Open interest is the size of futures contracts that remain open. Combined with price change, it helps separate new position inflow, position unwinds, and periods where leverage risk is building.

Rising OI with Rising Price

If price rises while OI also rises, new long or short exposure may be entering the market. Direction is not confirmed by price alone; read CVD and funding together.

When funding is overheated and OI grows quickly, check leverage crowding risk before assuming trend continuation.

Falling OI During Fast Price Moves

If price moves sharply while OI falls, existing positions may be closing or getting liquidated. Confirm whether liquidation data and volume increased at the same time.

A rebound with falling OI can be short covering; a decline with falling OI can be long-position unwinding.

Why OI Is Not Enough Alone

OI is the total size of both long and short contracts, so it does not directly say which side is dominant. Directional judgment needs price, CVD, long/short ratio, and funding.

OI coverage and units differ by exchange. When comparing sources, confirm that values are normalized to the same basis.

Review checklist

  • Are price and OI moving in the same direction?
  • Is funding overheated or deeply negative?
  • Does CVD support new buy or sell pressure?
  • Can liquidation size explain the OI drop?

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This document is reference material for market-data interpretation, not investment advice. Real-time data may be delayed, missing, or aggregated differently by exchange.