The relationship between BS delta and PA delta is as below: PA Delta = BS Delta - Options Mark Price (In BTC) PA delta measures the rate of change of the option price relative to the percentage change of the underlying price. And PA gamma measures the rate of change of PA delta relative to the percentage change of the underlying price.

To provide you with a better experience, OKX will change the funding rate formula for perpetual futures in live trading in 3 batches, April 10, 2025, 12:01 am UTC, April 17, 2025, 12:01 am UTC and April 24, 2025, 12:01 am UTC. For perpetual futures with an 8-hour settlement interval: The new funding rate formula will take effect at 12:01 am UTC. As a result, the funding fee settled at 8:00 am UTC will be based on the funding rate calculated from the new formula.

Dear OKX API users, After the fee rate adjustment (For details, please refer to OKX Will Upgrade the Fee Rate System), all currency pairs will be in the same fee rate category. Futures and perpetual contracts will have different fee rates depending on whether they are USDT-margined or crypto-margined. The following adjustments will be made to Live Trading on May 7, 2022. The following changes will be made to the 'Get fee rates' interface.

To ensure platform safety and improve precision in risk measurement, OKX will adjust the discount rates for all Flexible Loan users. The adjustment will take place from 8:00 am UTC on August 22, 2024 to 8:00 am UTC on September 22, 2024. After the adjustment, the discount tiers will be based on crypto amounts, with each crypto assigned to its own tiers. The specific adjustments can be found here.

Before the discount rate changes go live, you can test them in demo trading from 8:00 am UTC on August 1, 2024. Risk warning: The changes to the discount rate rules will affect the risk levels of your account. Manage these risks accordingly.How to check if the new discount rate rules have taken effect On the website, go to the following page. On the app, go to Market info and select Discount rates.

Dear OKX users, We'll officially upgrade Staking Flexible to a fixed-term service of 3 days starting on April 13th, 2023. If you have already subscribed to our Staking Flexible product, you can continue to enjoy the current rewards on your pledge in your account. After the upgrade, we'll activate the Auto-renewal service for users who subscribe to Staking Flexible products.

OKX will extend the additional AVAX rewards campaign for AAVE v3 (Avalanche) USDT and USDC On-chain Earn products.About the campaign From October 31, 2024, to November 30, 2024, enjoy shared additional AVAX rewards with OKX Wallet, with a reward pool of 1,600 AVAX for each product.Rewards and distribution rules USDC / USDT rewards: Users earn rewards by depositing base asset USDT/USDC into the...

Interest rate here refers to interest rate used in the option pricing model. Basic factor loadings:PC1 explains the parallel shift in the yield curve. PC2 explains the slope change of the yield curve. Days 1 7 14 30 90 180 360 720 PC1 3 2 1.75 1.5 1 0.9 0.8 0.7 PC2 4 3 2 1 0 -0.5 -0.75 -0.9 The interest rate risk is comprised of 8 market simulations by moving the yield curve proportionally to PC1 and PC2.

To continuously strive for improvements and stay responsive to market demands, we're implementing changes to our Onchain Earn. Starting from Oct 3, 2023 at 3:00 UTC, the following crypto will be offline on Onchain Earn. If you have any existing orders with these crypto, they will be redeemed. Crypto Terms TUSD (Yield) Flexible Thank you for your continued support. OKX October 4, 2023

We will change the ticker of Terra from LUNA to LUNC, and that of TerraUSD from UST to USTC. All pending orders for LUNA and UST tokens will be cancelled and LUNA spot trading pairs LUNA/USDT, LUNA/BTC, LUNA/USDC, and UST/USDT will be closed at 07:30 am UTC on May 27. LUNA and UST transfers, deposits and withdrawals will be closedat 07:00 am UTC on May 27. A snapshot and ticker change will take place at 08:30 am UTC on May 27.

The scammer contacted them, instructed him to call for a lesson, and asked him to share his phone screen. Under the guise of learning, the user was told to purchase lithium tokens and was promised a "gift". The scammer instructed the user to wait for a code, but the user soon discovered his account funds were gone. When questioned, the scammer only replied, "Wait."

Following this change, USDC <> USDG conversions will be subject to a 0.03% (3 bps) markup. This change will take effect on 2:00 (UTC+0) , 25th February. Thank you for your understanding and continued support.How to get USDG You can obtain USDG by accessing Convert. Each user has a daily low-slippage swap limit of 2 million of the following cryptocurrencies: Crypto Daily cap (buy and sell included) USDT $2,000,000 USDC $2,000,000 Note: Actual losses are subject to the product page.

Here's what's new: Enjoy continued stability: We are maintaining our current competitive maker and taker fee structure; there will be no changes to your trading costs. Optimized account tiers: We are updating AUM balance.

This adjustment may affect the time when (1) your crypto goes on-chain, (2) you start accruing rewards, and (3) your redemption is settled. As the time is specific to each product, the latest information can be found in the following places: Crypto on-chain time: Visit Help Center > Overview via the subscription page. You can find the latest time under the "When will I start earning?" section.

This change will apply to new orders, but will not impact existing orders or positions. Summary of changes: Price level Previous tick size New tick size ≤ 0.0050 BTC or ETH 0.0005 BTC or ETH 0.0001 BTC or ETH > 0.0050 BTC or ETH 0.0005 BTC or ETH 0.0005 BTC or ETH The tick band is also available via APIs. OKX team August 24, 2023