Stock contracts

Aster Pro 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.

The first stock listing is AAPL/USDT, offering a seamless, on-chain alternative for global traders to access equity markets with high flexibility and control.

USDT-margined stock perpetual contract specifications:

  • Max leverage: 50x

  • Notional cap: 1,000,000 USDT

  • Maintenance margin rate: 25%

  • Initial margin rate: 50%

  • Settlement asset: USDT

  • Index price: Based on Pyth Oracle and other trusted sources

  • Taker fee: 0.2%

  • Maker fee: 0.1%

  • Funding fee: Charged every 8 hours between long and short positions. Timing may adjust based on market conditions. Learn more about funding rates

Tier fee structure for stock markets

VIP tiers

14-day volume (USD)

Stock taker fee (bps)

Stock maker fee (bps)

VIP 0

< 5M

20

10

VIP 1

>= $5M

18

8

VIP 2

>= $25M

16

6

VIP 3

>= $100M

14

6

VIP 4

>= $500M

12

2

VIP 5

>= $1B

10

0

Stock market maker

Fee rebate (bps)

MM 1

>= $100M or Maker Vol >= 0.5%

20

-5

Trading session

Session (New York City local time)

Limit Order price cap

Market Order price cap

Pre-market (off-hours

04:00-09:30

> 2% - more aggressive than Mark Price will be rejected

Can fill up to 2% more aggressive than Mark Price, the rest will be canceled

Market open 9:30-16:00

Same as crypto perpetual trading pairs

Same as crypto perpetual trading pairs

Post-market (off-hours) 16:00-20:00

> 2% - more aggressive than Mark Price will be rejected

Can fill up to 2% more aggressive than Mark Price, the rest will be canceled

Market close (off-hours) 20:00-04:00

> 2% - more aggressive than MarkPrice will be rejected

Can fill up to 2% more aggressive than Mark Price, the rest will be canceled

View full Trading Limits & Conditions

Note

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.

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