What is the Time-weighted Average Price? Time-weighted average price (TWAP) strategy splits your order and places smaller orders at regular time intervals. It is a strategy that will attempt to execute an order which trades in slices of order quantity at regular intervals of time as specified by users. The purpose of TWAP is to minimize the market impact on basket orders. This bot triggers the order based on the predefined time intervals.

What is mark price and last price of margins and contracts? Mark price is a reference price applied to calculate unrealized profit and loss of users, as a tool to reduce unnecessary forced liquidation in an abnormal volatile market and improve the stability of contracts market. Last price refers to the latest traded price of the orderbook for a margin or contract. It is determined by the most recent trade filled for that margin or contract.

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Details Subscription period: 23 April 2023 02:00 UTC to 24 April 2023 02:00 UTC Lottery tickets: The number of tickets you can receive depends on the average amount of OKB held for the 3 days before the subscription date (April 20-22). This is calculated by taking a daily snapshot of your holdings for these 3 days. For each OKB token held, you can get up to 4 tickets. Winning tickets contain 100 SUI and for each losing ticket you purchase, your OKB will be refunded.

Lottery tickets: The number of tickets you can subscribe depends on the average amount of OKB held for the 3 days before the subscription date (April 20-22). This is calculated by taking a daily snapshot of your holdings for these 3 days. For each OKB token held, you can get 4 tickets. Winning tickets contain 100 SUI and for each unsuccessful ticket you purchase, your OKB will be refunded. c.

To enhance the information accuracy of our services, OKX will start to remove the Average Cost feature from the Token Details page under Assets. Removal of the feature will start at 12:00 UTC on March 8, 2024. We will continue to support cumulative profit and loss features (Cml PnL and Cml PnL%) as usual. OKX team March 5, 2024

Trading Account - Spot Cost Price Asset 2.1 Asset Average Cost Price Cumulative Cost Price Definition Average cost price is the average price at which you buy spot Cumulative cost price is the cumulative price at which you buy and sell spot Cost Price (Average cost price before last buy × Amount + Price of last buy × Amount) / Net buying amount (Cumulative buying value – Cumulative selling value) / Net buying amount PnL (Last price – Cost price) × Net buying amount Net buying amount × Last price

Average premium in the past 5 minutes is calculated as follows: Contract trading data per 200 milliseconds is obtained for the last 5 minutes, along with the spot index, and the mid-price per 200 milliseconds is calculated. Mid-price = (Best ask price + Best bid price) / 2. The mid-price minus the spot index is used as the premium basis per 200 milliseconds, and the average value of premiums over the last 5 minutes is calculated.

To ensure the index prices accurately reflect each token’s fair spot price, they are ordinarily calculated as weighted averages of spot prices taken from mainstream exchange(s). The average mechanism is designed to ensure that the index remains representative, effectively mitigating the influence of anomalous price deviations originating from a single exchange. Calculating the spot index price A.

Leverage PnL%. for profitable positions = Position's unrealized PnL% / account-level maintenance margin ratio Leverage PnL%. for loss-making positions = Position's unrealized PnL% * account-level maintenance margin ratio Unrealized PnL% of long position: (Mark price − Average Entry price) / Average Entry price Unrealized PnL% of short position: (Average Entry price − Mark price) / Average Entry price In normal circumstances, deleveraged positions are forcibly closed at the mark price at the time

Details as follows: 1.Glossary a.Forced-liquidation Price: When the market price reaches the forced-liquidation price and a user’s margin is lower than the required level, force-liquidation will be triggered. b.Bankruptcy Price: The price at which a user loses all margin c.Entrusted Price of Liquidated Position: The price at which a liquidated position is put into the market by our forced-liquidation engine after forced-liquidation d.Trading Price of Liquidated Position: The actual transaction price

Following a sharp rise in its price beginning in early November 2024, the token experienced an initial sudden and substantial price decline of more than 80% across the market at approximately 2:28:32am (UTC+8) on April 14, 2025 ("Market Event"). We observed that substantial trading volume spikes and price decline initially happened across various centralised exchanges outside of OKX, before spreading to the overall market.

Future changes to the cost price resulting from spot trading will also be based on the edited cost price. For example: If your trading account holds 1 BTC with a cost price of 60,000, and you transfer another 1 BTC from your funding account, your trading account will now hold a total of 2 BTC. If you then edit the cost price to 61,000, the cost price of the 2 BTC in your trading account will be updated to 61,000.

A price difference loss refers to a loss caused by the difference between the mark price at 9:07:26am UTC (48.36 USDT) and the resulting liquidation prices during the period. For example: If 10 OKB was liquidated at a liquidation price of 40.0 USDT, OKX will compensate difference of (48.36 - 40.0) * 10 = 83.6 USDT. Compensation will also include the associated liquidation penalty and trading fees (as determined by OKX), and exclude any bankruptcy losses already covered by the insurance fund.

If you encounter any problem, please feel free to contact our customer service at Support Center or submit a ticket. We are planning to perform a total of 4 futures database and service upgrades, which will significantly improve the system's performance, including the API trading efficiency, providing an exceptional trading experience to you.