GlossaryMarkets & assets

Pre-market session

An exchange trading period before the core market session. Liquidity and reference pricing may differ from regular hours.

Do not confuse

Common comparison error

Seeing an asset during Pre market session does not prove live core-market pricing or the same source used by Core trading session.

Practical use

How to verify Pre-market session

Read Pre-market session together with After-hours session, Core trading session, Trading session. The comparison must preserve the exact rule, value, state, and evidence described below.

A neutral example

A 30-second Pre market session crosses a minute boundary. Countdown, cutoff, quote timestamps, final evaluation, and After hours session are synchronized to server time. The scenario is specific to Pre market session: trading before the core exchange open can have different liquidity, spreads, and reference prices.

Evidence path

Where to verify Pre-market session

Use the source that governs the exact contract, account, entity, or platform state. A general definition cannot replace current broker terms.

Symbol information and market scheduleMatch the symbol to its underlying market, price source, trading hours, weekend treatment, and settlement availability.

Broker platform recordCompare the platform symbol and timestamp with the named market or provider instead of relying on the asset label alone.