We're introducing fee groups to U.S. clients commencing February 1, 2026.

For the latest and most accurate information on applicable fees, please refer to your local OKX fee page.Key Changes Update and Alignment of Group 1 Token Pairs for Spot and Futures The USDT and USDⓈ pairs for the following tokens will be placed under Group 1: BTC / DOGE / ETH / PEPE / PUMP / SOL / SUI / XRP / ADA / LTC PENGU pairs in Spot Group 1 will be moved to Group 2 insteadSpot Markets - Group Definitions Group Description Pairs Group 1 Top Pairs ADA-USDT,ADA-USDⓈ,BTC-USDT,BTC-USDⓈ,DOGE-USDT

Sign up by: you must enroll in the campaign by February 16, 2026. Complete by: all 5 buys must be completed by February 20, 2026.What happens if I miss a day? If you miss a day, don't worry—you won't lose your progress entirely. Once you earn your first $5 reward, your streak will simply reset to Day 2. You'll then need to complete 4 more daily buys to get the final reward.

Average cost price Average cost price = ( 3000*1 + 4000*1 ) / 2 = 3500 PnL = (4500 - 3500) * 2 = 2000 PnL Ratio = (4500 - 3500)/3500 * 100% = 28.6% Cumulative Cost Price Cumulative Cost Price = ( 3000*2 + 4000*1 - 3500*1 ) / 2 = 3250 PnL = 2*4500 - (2*3000+1*4000) + 1*3500 = 2500 PnL Ratio = 2500 / (2*3000+1*4000 - 1*3500 ) * 100% = 38.5% 2.3 Important Notes The spot cost price data range is effective from November 6, 2020, and the following scenarios will be included in the calculation: Spot trading

The OKX Team March 16, 2026

RSS3/USDT March 22, 2026, 08:00 - 10:00 UTC MEMEFI/USDT March 22, 2026, 08:00 - 10:00 UTC GHST/USDT March 22, 2026, 08:00 - 10:00 UTC RIO/USDT March 22, 2026, 08:00 - 10:00 UTC SWEAT/USDT March 22, 2026, 08:00 - 10:00 UTCAdditional details We advise users to cancel any open orders pertaining to the affected trading pairs before the delisting.

Please take note of the following details:Listing timeline CC deposits will open at 3:00 UTC on Feb 12, 2026. CC pre-open will take place from 9:00 to 10:00 UTC on Feb 12, 2026. CC/USDT spot trading will open at 10:00 UTC on Feb 12, 2026. CC withdrawals will open at 14:00 UTC on Feb 12, 2026.

Spot market opening risk control rules Price limit rules: During the 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

Spot market opening risk control rules Price limit rules: During the 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

Spot market opening risk control rules Price limit rules: During the 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

10 minutes of listing 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)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.

10 minutes of listing 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)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.

10 minutes of listing 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)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.

10 minutes of listing 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)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.

10 minutes of listing 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)] OKX may adjust the parameters N, H, X, Y, Z or switch limit price calculation methods based on market conditions without prior notice.