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

In order to provide a more secure P2P trading environment, we have added a lifetime P2P trading amount limit for KYC 1 users. The lifetime P2P trading amount is 5,000 USD for buying in P2P and Express. The accumulation of the lifetime P2P trading amount starts on April 12th. For KYC 1 users, if the trading amount is higher than the maximum limit, users will be redirected to the KYC page to upgrade to KYC 2. We apologize for any inconvenience caused.

Campaign details 1. Eligibility Complete identity verification Stake at least 1 TON to be eligible to receive airdrop rewards 2. Rules Before the campaign starts, we'll take a snapshot of your TON On-chain Earn subscriptions on July 10, 2024 at 6:00 am UTC. This snapshot will determine your baseline holdings. We'll take daily snapshots at 6:00 am UTC of your On-chain Earn subscriptions during the campaign period.

Effective from September 26, 2024, at 06:00 UTC, a T+1 restriction will be applied to all IQD buy orders and will affect all lite users who have completed a trade as a maker-buyer on the P2P platform. What is a T+1 restriction? A T+1 restriction is a standard safety measure that delays the settlement of your purchased crypto by one business day (24 hours) after the order is completed. This additional time allows sellers to verify payments and minimize the risk of fraudulent activity.

Contract Type Relationship between S (final settlement price) and K (strike price) ITM/ATM/OTM Call options S>K ITM SK OTM S=K ATM 2. OKX Options Contract Specification Contract Type Call and Put Exercise Style European options Contract Expirations 1, 2, 3, 4 dailies 1, 2, 3 weeklies 1, 2, 3 monthlies 1, 2, 3 quaterlies of the March, June, September and December cycle.

Like the KDJ indicator, SKDJ displays two lines on the chart: K line: represents the percentage of the current price relative to the highest price over a specific period. D line: represents the simple moving average of K. The key difference with SKDJ is that it applies smoothing algorithms to the standard KDJ formula, which significantly reduces price noise.

So this contract was successfully exercised， and the profit/loss generated was as follows: Face Value * Contract Multiplier * Amount of Holding Positions * (Strike Price – Exercise Price)/ Exercise Price= 1 * 0.1 * (-100) * (600 - 580) / 580 = -0.34483 ETH After the contract was exercised, the short position of options contract ETHUSD-20201204-600-P was closed, and the account balance of user K was reduced by 0.34483 ETH (regardless of transaction fees).

On the trading screen, select Settings from the top menu Proceed with the selection of Settings from the pop-up menu On the Trading mode screen, select Spot cost price type Select between Average cost price or Cumulative cost price Select from the available options under the Spot cost price type options The cost price will also be reflected on your K-line Chart and the positions menu. Cost price on the K-line chart Cost price on the positions menu

For example, Uniswap uses a simple x*y= k equation to set the relationship between the particular assets held in the liquidity pools. Here, x and y represent the amount of the tokens respectively, while k is a constant. Note that Uniswap's x*y= k is just one of the mathematical formulas used by AMMs today. The equation varies with the use case. As a result of how AMMs work, there'll always be slippages in each transaction.

Contract Type Call and Put Exercise Style European options Contract Expirations 1, 2, 3, 4 dailies 1, 2, 3 weeklies 1, 2, 3 monthlies 1, 2, 3 quaterlies of the March, June, September and December cycle.

*Execution trace table and Merkle tree constructed for zk-STARK PoR* 1.

Links created on or after January 1, 2026 will be assessed from the fourth calendar month upon link creation. Note: Links created before January 1, 2026, will continue to be assessed starting from the first day of the third calendar month after the link is created. Examples: A link created on August 1, 2026 will be assessed starting from November 1, 2026, and subsequently on the 1st day of each calendar month.

The detailed delisting plan is as follows: Perpetual futures Delisting time SOLVUSDT January 24, 2026, 4:00 pm UTC TURTLEUSDT January 24, 2026, 4:00 pm UTC CATIUSDT January 24, 2026, 4:00 pm UTC TREEUSDT January 24, 2026, 4:00 pm UTC JCTUSDT January 24, 2026, 4:00 pm UTC COOKIEUSDT January 24, 2026, 4:00 pm UTC BLUAIUSDT January 24, 2026, 4:00 pm UTC Considering that the market may fluctuate sharply before delisting, please manage your risk by reducing effective leverage or closing positions in advance

OKX team March 12, 2026

OKX Team March 17, 2026