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Why do mark, index and last prices differ?

Separate the purposes of three common futures prices.

Rédaction Smart CoinMis à jour 2026-08-18Environ 7min

Last price is one trade

It can move sharply on a shallow venue.

Index combines spot references

Constituents and outlier handling affect the result.

Mark may drive liquidation calculations

It is not necessarily executable, so check the live order book separately.

Questions fréquentes

Can I trade directly at the mark price?

Usually it is a calculation reference; executions occur against the order book.

Sources

Vérifié avec des sources officielles. Consultez la source originale.

Informations générales, sans conseil financier ni garantie de rendement.