Stock Market

Stock operation hours

Shield Mode now supports stock perpetuals — enabling perpetual futures trading for U.S. stocks, fully settled in USDT. Trade with up to 50x leverage, long or short, and choose your leverage level when placing an order.

Trading Session

Session	Time period
Pre market （off hrs）	4am~9:30am
Market open	9:30~4pm
Post Market（off hrs）	4pm~8pm
Market Close（off hrs）	8pm~4am

During off-hours, pricing updates will be paused and trading functions will be unavailable. In addition, the XAU and XAG exchange market will also be closed during the US public holidays.

Notes

Regarding trading parameter adjustments: To mitigate market risks and enhance user experience, Aster may adjust trading parameters such as funding rates, minimum price increments, maximum leverage, risk limits, and maintenance margin requirements in accordance with real-time market conditions.