Dear valued customers, OKX will be supporting Ontology (ONT) Airdrop by NEO Council. The snapshot of NEO balances across all OKX accounts will occur at block height 1,974,823 on the NEO blockchain at approximately 21:00, Mar 1, 2018, UTC+8 (exact time may change depending on when the block occurs).

Due to the ONT mainnet upgrade, deposits and withdrawals for ONT, ONG and OEP-4 Tokens on OKX will be suspended from 7:00 am UTC on Feb. 28, 2022 until the upgrade is complete. We apologize for any inconvenience caused during this period. OKX Feb. 28, 2022 Click Here to Download OKX App >>> Click Here for OKX Twitter >>> Click Here to Join OKX Official Community >>>

Specifications: ONTUSD Perpetual Swap: Feature Details Underlying ONT/USD Index Settlement Coin ONT Face Value USD 10 Price Quotation 1 ONT value calculated in USD equivalent Tick Size 0.0001 Leverage 0.01-20x Funding Rate Clamp(MA(((best bid + best offer)／2 - spot index price) / spot index price - interest), -0.3%, 0.3%), interest = 0 Trading Hours 7*24 Settlement Time 08:00 every day (UTC) ONTUSDT Perpetual Swap: Feature Details Underlying ONT/USDT Index Settlement Coin USDT Face Value 10 ONT Price

Dear Valued Customers, We are pleased to announce that ONT (Ontology Token) is now listed on OKX. Please take note of the following go-live schedule: 1. ONT (Ontology Token) deposit - 16:00 Mar 13, 2018 (Hong Kong Time, UTC +8) 2. ONT/BTC, ONT/ETH, ONT/USDT spot trading - 16:00 Mar 14, 2018 (Hong Kong Time, UTC +8) 3.

Spot DOGS/USD 0.0000001 0.00000001 Spot DOGS/USDT 0.0000001 0.00000001 Spot LUNA/USD 0.0001 0.00001 Spot LUNA/USDT 0.0001 0.00001 Spot MASK/USD 0.001 0.0001 Spot MASK/USDT 0.001 0.0001 Spot ONT/USD 0.0001 0.00001 Spot ONT/USDT 0.0001 0.00001 Spot NOT/USD 0.000001 0.0000001 Spot NOT/USDT 0.000001 0.0000001 Spot PARTI/USD 0.0001 0.00001 Spot PARTI/USDT 0.0001 0.00001 Spot RVN/USD 0.00001 0.000001 Spot RVN/USDT 0.00001 0.000001 Spot VRA/USD 0.000001 0.0000001 Spot VRA/USDT 0.000001 0.0000001 Spot ZIL

swap： Asset Basic risk limits before adjustment (contracts) Step size to next tier before adjustment (contracts) Basic risk limits after adjustment (contracts) Step size to next tier after adjustment (contracts) ETH 10,000 20,000 20,000 40,000 ADA 1,000 1,000 4,000 4,000 ALGO 1,000 1,000 2,000 2,000 ATOM 1,000 1,000 2,000 2,000 DASH 1,000 1,000 2,000 2,000 IOST 1,000 1,000 2,000 2,000 IOTA 1,000 1,000 2,000 2,000 KNC 1,000 1,000 2,000 2,000 LINK 1,000 1,000 4,000 4,000 NEO 1,000 1,000 2,000 2,000 ONT

The scope of the auditing: DexRouter: a router built for different kinds of DEXs for users to trade assets. OkxNFTMarketAggregator: an NFT aggregator for different markets for the users to trade NFTs. Entrance: an entrance to execute instructions that are allowed to be invoked by registered adapters. UniswapV2AdapterMain: an adapter to the UniswapV2 pools that allows the users to stake the LP to MasterChef. Overall, the audit result is at low risk and all the issues have been fixed.

During maintenance, features of market quote, order placement, order cancellations, order amendments, margin addition and transfer could be affected for the following 16 currencies: ADA/ALGO/ATOM/DASH/IOST/IOTA/KNC/LINK/NEO/ONT/QTUM/THETA/XLM/XMR/XTZ/ZEC coin-margined and USDT-margined Perpetual Swap Trading. The system maintenance will impact users of website, APP, the desktop client and API access.

To support the growth of the USDC ecosystem and meet our users’ diverse trading needs, OKX is introducing the following USDC trading pairs in our spot trading between 7:00 am and 8:30 am UTC on October 10, 2024: ELF-USDC, DGB-USDC, LON-USDC, CLV-USDC, DIA-USDC, ONT-USDC, WIFI-USDC, UTK-USDC, BORA-USDC, SIS-USDC, MDT-USDC, WXT-USDC, AST-USDC, SKL-USDC, ERN-USDC, LEO-USDC, IQ-USDC.

Interest-free quota Interest-free limit Asset Interest-free limit USDT 20000USDT+Max（0，Cross equity of USDC） USDC 5000 BTC 1 LTC 10 ETH 5 ETC 2000 XRP 5,000 EOS 500 BCH 5 BSV 5 TRX 30,000 LINK 50 DOT 50 ADA 500 ALGO 500 ATOM 20 CRV 100 FIL 10 DASH 2 IOST 10,000 IOTA 500 KNC 200 NEO 10 ONT 300 QTUM 100 THETA 100 SUSHI 30 SUN 20 XLM 1,000 UNI 20 XMR 2 XTZ 100 ZEC 2 YFI 0.01 YFII 0.1 Notes: The maximum interest-free range is calculated on a per-account basis, which means each main account or sub-account

/USD Binance ONT/USDT 41.66% Binance ONT/USDT 33.33% Gate ONT/USDT 8.33% Gate ONT/USDT 16.66% Kucoin ONT/USDT 8.33% Kucoin ONT/USDT 16.66% OKX ONT/USDT 41.66% OKX ONT/USDT 33.33% ONT/USDT Binance ONT/USDT 41.66% Binance ONT/USDT 33.33% Gate ONT/USDT 8.33% Gate ONT/USDT 16.66% Kucoin ONT/USDT 8.33% Kucoin ONT/USDT 16.66% OKX ONT/USDT 41.66% OKX ONT/USDT 33.33% OP/USD Binance OP/USDT 33.33% Binance OP/USDT 26.66% Coinbase OP/USD 20.00% Coinbase OP/USD 20.00% Gate OP/USDT 6.66% Gate OP/USDT 13.33% Kucoin

Parameters: Futures： Contract type Coins X Y Z USDT & Coins Margined Futures (Weekly/Bi-weekly) All 5% 4% 15% USDT & Coins Margined Futures (Quarterly/Bi-quarterly) All 5% 6% 25% Z of the Weekly contract within 30 minutes before delivery is 1% Perpetual： Tiers Coins X Y Z Tier1 BTC、ETH、LTC、ETC、XRP、EOS、BCH、TRX、BSV、LINK、DOT 2% 2% 5% Tier2 DOGE、BTM、ADA、ATOM、AVAX、FLM、OMG、KSM、MKR、ALGO、 ONT、BTT、XMR、REN、QTUM、STORJ、XLM、KNC、ZEC、XTZ、LRC、 YFII、WAVES、IOTA、IOST、BAND、NEO、ZIL、BAT、TRB、ANT、SNX、 UMA、BAL、WNXM、SRM、JST

Details as below: Contract Type Currency Coin-margined Perpetual Swap ALGO, ATOM, CRV, DASH, FIL, IOST, IOTA, KNC, NEO, ONT, QTUM, SUN, SUSHI, THETA, UNI, XLM, XMR, XTZ, YFI, YFII, ZEC To effectively improving fund utilization, the user's transaction contract's realized profit and loss will be immediately carried over to the account balance in this launch. You can withdraw your profit at any time, without waiting for settlement at a fixed time every day.

USD, CAT/USD, CELO/USD, CETUS/USD, CFG/USD, CFX/USD, CORE/USD, CSPR/USD, CTC/USD, CTXC/USD, DAO/USD, DEP/USD, DGB/USD, ELF/USD Between 6:00 am and 8:00 am UTC on March 19, 2025: ELON/USD, EURC/USD, GAS/USD, GEAR/USD, GLM/USD, GODS/USD, GOG/USD, HMSTR/USD, ICE/USD, ID/USD, IOST/USD, IOTA/USD, IQ/USD, KAIA/USD, KDA/USD, KISHU/USD, LAT/USD, LOOKS/USD Between 6:00 am and 8:00 am UTC on March 20, 2025: MAGIC/USD, MAJOR/USD, MEMEFI/USD, METIS/USD, MILO/USD, NEO/USD, OAS/USD, OM/USD, OMI/USD, ONE/USD, ONT

If you detect suspicious activity on your device or account, act quickly: Disconnect from the Internet — turn off Wi-Fi or power down your device and router If you can still access your OKX account, freeze it before disconnecting. If you receive any one-time password (OTP) codes via SMS, don't enter them. Use a clean, secure device to change passwords for all critical accounts Contact our support to secure your account.