To support the growth of the EUR ecosystem and meet our users’ diverse trading needs, OKX is introducing the following EUR trading pairs in our spot trading between 8:30 am UTC on March 7, 2025: PI/EUR. Rules for spot trading opening Order limits: In order to protect traders from price volatility at the opening of spot trading, OKX will impose the following restrictions on orders during the first 5 minutes of trading: No market orders allowed.

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And OKX is introducing the PI/USD trading pair in our spot trading at 3:30 am UTC on February 21, 2025. Rules for spot trading opening Order limits: In order to protect traders from price volatility at the opening of spot trading, OKX will impose the following restrictions on orders during the first 5 minutes of trading: No market orders allowed. Each limit order must not exceed 10,000 USD in value. Each user’s maximum net position size must not exceed 10,000 USD in value.

/BRL 0.01 0.001 Spot PI/EUR 0.001 0.0001 Spot PRCL/USD 0.0001 0.00001 Spot PRCL/USDT 0.0001 0.00001 Spot RACA/USDC 0.0000001 0.00000001 Spot RACA/USDT 0.0000001 0.00000001 Spot SSV/USD 0.01 0.001 Spot SSV/USDT 0.01 0.001 Spot W/USDC 0.0001 0.00001 Spot W/USDT 0.0001 0.00001 Spot WLD/USD 0.001 0.0001 Spot WLD/USDC 0.001 0.0001 Spot WLD/USDT 0.001 0.0001 Spot WOO/EUR 0.0001 0.00001 Spot WOO/USDT 0.0001 0.00001 You are encouraged to adjust your trading strategies based on the above changes.

For example, adjustment for token X is as follows: Asset Before (step size=0.01) After (step size=0.03) Tier Tier (Coin) Discount rate Tier Tier (Coin) Discount rate X 1 120,000,000 0.850 1 120,000,000 0.850 2 200,000,000 0.830 2 200,000,000 0.790 3 250,000,000 0.820 3 250,000,000 0.760 4 370,000,000 0.810 4 370,000,000 0.730 5 490,000,000 0.800 5 490,000,000 0.700 6 610,000,000 0.790 6 610,000,000 0.670 7 730,000,000 0.780 7 730,000,000 0.640 8 850,000,000 0.770 8 850,000,000 0.610 9 970,000,000

previous tier OKB 1 0.90 0.85 2 0.89 0.82 3 0.88 0.76 4 Decrease by 0.02 from the previous tier Decrease by 0.03 from the previous tier ONDO 1 0.80 0.85 2 0.70 0.82 3 0.65 0.76 4 Decrease by 0.05 from the previous tier Decrease by 0.03 from the previous tier ORDI 1 0.90 0.85 2 0.89 0.82 3 0.88 0.76 4 Decrease by 0.02 from the previous tier Decrease by 0.03 from the previous tier PEOPLE 1 0.85 0.80 2 0.82 0.70 3 0.76 0.65 4 Decrease by 0.03 from the previous tier Decrease by 0.05 from the previous tier PI

Perpetual MORPHO/USDT 30% 20% 250,000 250,000 Perpetual MOVE/USDT 30% 20% 250,000 250,000 Perpetual NEIRO/USDT 30% 20% 250,000 250,000 Perpetual NEIROETH/USDT 30% 20% 250,000 250,000 Perpetual NOT/USDT 30% 20% 250,000 250,000 Perpetual NXPC/USDT 30% 20% 250,000 500,000 Perpetual OP/USDT 30% 20% 250,000 500,000 Perpetual ORDI/USDT 30% 20% 250,000 250,000 Perpetual PARTI/USDT 30% 20% 250,000 250,000 Perpetual PENGU/USDT 30% 20% 250,000 500,000 Perpetual PERP/USDT 30% 20% 250,000 250,000 Perpetual PI

0.700 2 0.700 0.500 3 0.650 0.400 4 Decrease by 0.05 from the previous tier Decrease by 0.1 from the pervious tier ORDI 1 0.900 0.800 2 0.880 0.750 3 0.840 0.650 4 Decrease by 0.02 from the previous tier Decrease by 0.05 from the pervious tier PARTI 1 0.800 0.700 2 0.700 0.600 3 0.650 0.400 4 Decrease by 0.05 from the previous tier Decrease by 0.1 from the pervious tier PENGU 1 0.800 0.850 2 0.750 0.820 3 0.650 0.760 4 Decrease by 0.05 from the previous tier Decrease by 0.03 from the pervious tier PI

APY Ratio BETH FLOKI 5 Days 5,000 BETH 5 BETH 36.8% + the on-chain ETH2.0 staking reward 54,997,128 BETH XETA 5 Days 1,850 BETH 5 BETH 43,060 BETH CITY 5 Days 1,810 BETH 5 BETH 320 BETH MENGO 5 Days 1,650 BETH 5 BETH 4,000 BETH CHZ 5 Days 600 BETH 5 BETH 14,425 BETH POR 5 Days 425 BETH 5 BETH 1,850 BETH ARG 5 Days 350 BETH 5 BETH 1,740 Return calculation: Received amount = (Staking amount × Term × Ratio × est.

0.9 Below 0.8 Tier 1: 0 - 1,000,000 USD 0.5% 0.5% 1% 2% 3% 5% 10% 15% 20% 25% 30% 40% Tier 2: 1,000,000 - 5,000,000 USD 1% 1.5% 2% 3% 4% 6% 12% 18% 21% 27% 30% 40% Tier 3: 5,000,000 - 10,000,000 USD 1.5% 2% 3% 4% 5% 10% 15% 21% 24% 30% 30% 40% Tier 4: 10,000,000 - 20,000,000 USD 2% 3% 4% 5% 6% 12% 18% 24% 30% 30% 30% 40% Tier 5: 20,000,000 - 30,000,000 USD 3% 4% 5% 6% 7% 15% 21% 27% 30% 30% 30% 40% Tier 6: 30,000,000 - 40,000,000 USD 4% 5% 6% 7% 8% 17% 27% 30% 30% 30% 30% 40% Tier 7: 40,000,000

Specific adjustment details are as follows: Trading pairs Tier Before After Max. borrow amount（Base currency） Max. borrow amount (USDT / USDC / BTC) Maintenance margin ratio Min. initial margin ratio Max. leverage Max. borrow amount（Base currency） Max. borrow amount (USDT / USDC / BTC) Maintenance margin ratio Min. initial margin ratio Max. leverage AAVE/USDT 1 300 20,000 8.00% 20.00% 5 120 10,000 2.00% 20.00% 5 2 600 40,000 10.00% 33.00% 3 150 12,000 3.00% 33.00% 3 3 900 60,000 15.00% 50.00% 2 200

20.0% 5 4 Increase by 5 from the previous tier Increase by 100,000 from the previous tier Increase by 1.00% from the previous tier Increase by 1.00% from the previous tier Max. leverage of the tier Increase by 5 from the previous tier Increase by 200,000 from the previous tier Increase by 1.00% from the previous tier Increase by 1.00% from the previous tier Max. leverage of the tier ETH/BTC 1 125 5 3.0% 10.0% 10 125 5 3.0% 10.0% 10 2 250 10 4.0% 11.0% 9.09 250 10 6.25% 12.5% 8 3 375 15 5.0% 12.0%

USD 1,000,000 3,000 Spot NOT/USDC 1,000,000 1,000 Spot NULS/USD 1,000,000 3,000 Spot OKB/USDC 1,000,000 6,000 Spot OM/USD 1,000,000 6,000 Spot OMI/USD 1,000,000 1,000 Spot ONE/USD 1,000,000 1,000 Spot OP/EUR 1,000,000 3,000 Spot OP/USD 1,000,000 4,000 Spot ORBS/USD 1,000,000 3,000 Spot ORDI/USD 1,000,000 3,000 Spot OXT/USD 1,000,000 3,000 Spot PENDLE/USD 1,000,000 3,000 Spot PENGU/USD 1,000,000 3,000 Spot PEOPLE/USD 1,000,000 1,000 Spot PEPE/USD 1,000,000 18,000 Spot PERP/USD 1,000,000 4,000 Spot PI

by 1.00% from the previous tier Increase by 1.00% from the previous tier Max. leverage of the tier LTC/BTC 1 500 3 5.00% 10.00% 10 200 1 8.00% 20.00% 5 2 1,000 15 8.00% 20.00% 5 400 2 10.00% 33.00% 3 3 1,500 20 9.00% 21.00% 4.76 600 3 15.00% 50.00% 2 4 Increase by 500 from the previous tier Increase by 5 from the previous tier Increase by 1.00% from the previous tier Increase by 1.00% from the previous tier Max. leverage of the tier Increase by 200 from the previous tier Increase by 1 from the previous

Specific adjustment details are as follows: Trading Pairs Tier Before After Max. borrow amount（Base currency） Max. borrow amount (USDT / USDC / BTC) Maintenance margin ratio Min. initial margin ratio Max. leverage Max. borrow amount（Base currency） Max. borrow amount (USDT / USDC / BTC) Maintenance margin ratio Min. initial margin ratio Max. leverage ANT/USDT 1 1,000 3,000 8.00% 20.00% 5 3,000 10,000 8.00% 20.00% 5 2 2,000 6,000 10.00% 33.00% 3 6,000 20,000 10.00% 33.00% 3 3 3,000 9,000 15.00% 50.00%