Margin mode of single currency account Profit and loss Long margin with base crypto, PnL is quoted with base crypto (using Mark price and Last price) Mark price PnL = Assets in position - (Debt + Interest) / Mark price Last price PnL = Assets in position - (Debt + Interest) / Last price Long margin with quote crypto, PnL is quoted with quote crypto (using Mark price and Last price) Mark price PnL = Assets in position * Mark price - (Debt + Interest) Last price PnL = Assets in position * Last price

buy × Amount + Price of last buy × Amount) / Net buying amount PnL = (Last price – Cost price) × Net buying amount PnL Ratio = (Last price – Cost price) / Cost price

income (past 12 months) Accountant Letter Issued within the last 3 months with business ownership confirmation Distribution Record Shows recent profit withdrawals or distributions Others Issued within the last 3 months with compensation or business ownership confirmation Investment returns Investment Account Statement Issued within the last 3 months Retirement Account Statement Issued within the last 3 months Brokerage Statement Issued within the last 3 months Bank Statement Shows investment income

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.

New and existing contracts with different expiration dates: Bi-weekly: every Friday Bi-quarterly: the third-last Friday of the expiration month (March, June, September, and December) New and existing contracts with the same expiration dates: The new contracts aren’t listed. For example, if a quarterly contract already expires on a certain date, a new bi-weekly contract set to expire on the same date isn’t listed. OKX team, Feburary 11, 2026

When the last market price exceeds the highest buy price of 20,000 USDT, the iceberg order would be temporarily halted. After the price falls back to 20,000 USDT, the iceberg order would be resumed. When the last market price exceeds 2*(Price variance), the previous order would be canceled, and a new one will be placed. When the total trading volume equals its total amount, the bot will stop the order and end its operation.

Price limit rules: During Pre-open session and continuous trading, index-based limit rules will be applied.Index-based limit calculation rules: Phase Maximum bid price Minimum ask price During Pre-Open session Index × (1 + J) Index × (1 – J) Within the 10 minutes of continuous trading Index × (1 + X) Index × (1 – X) After the first 10 minutes of continuous trading Min[Max(Index, Index (1 + Y) + Avg premium in the last 2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last

Price limit rules: During Pre-open session and continuous trading, index-based limit rules will be applied.Index-based limit calculation rules: Phase Maximum bid price Minimum ask price During Pre-Open session Index × (1 + J) Index × (1 – J) Within the 10 minutes of continuous trading Index × (1 + X) Index × (1 – X) After the first 10 minutes of continuous trading Min[Max(Index, Index (1 + Y) + Avg premium in the last 2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last

Price limit rules: During Pre-open session and continuous trading, index-based limit rules will be applied.Index-based limit calculation rules: Phase Maximum bid price Minimum ask price During Pre-Open session Index × (1 + J) Index × (1 – J) Within the 10 minutes of continuous trading Index × (1 + X) Index × (1 – X) After the first 10 minutes of continuous trading Min[Max(Index, Index (1 + Y) + Avg premium in the last 2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last

Input your sender's legal name in the First name and Last name field, then select Submit Note: if you're the sender, you can select I'm the sender checkbox Fill in all the necessary sender's information if your deposit is from a private wallet Under certain circumstances, you're required to select your sender's country or region of residence in the Country/region field Once your additional verification is successful, your deposit will be unlocked

2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last 2 mins), Index × (1 – Z)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.

Price limit rules: During Pre-open session and continuous trading, index-based limit rules will be applied.Index-based limit calculation rules: Phase Maximum bid price Minimum ask price During Pre-Open session Index × (1 + J) Index × (1 – J) Within the 10 minutes of continuous trading Index × (1 + X) Index × (1 – X) After the first 10 minutes of continuous trading Min[Max(Index, Index (1 + Y) + Avg premium in the last 2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last

2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last 2 mins), Index × (1 – Z)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.

2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last 2 mins), Index × (1 – Z)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.

2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last 2 mins), Index × (1 – Z)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.