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Pre-market trading

Trading that happens before the regular session opens.

Orders & TradingBeginner

Definition

In the US, pre-market sessions begin as early as 4:00 a.m. Eastern at some brokers, ahead of the 9:30 a.m. open. News, earnings and overseas moves often show up here first.

Watch out for

Low volume and wide spreads make pre-market prices unreliable guides to the open. The opening price can differ a lot.

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