hours Every 4 hours 4:00 PM FLMUSDT perpetual Every 8 hours Every 4 hours 4:00 PM UMAUSDT perpetual Every 8 hours Every 4 hours 4:00 PM BADGERUSDT perpetual Every 8 hours Every 4 hours 4:00 PM PERPUSDT perpetual Every 8 hours Every 4 hours 4:00 PM LPTUSDT perpetual Every 8 hours Every 4 hours 4:00 PM YGGUSDT perpetual Every 8 hours Every 4 hours 4:00 PM IMXUSDT perpetual Every 8 hours Every 4 hours 4:00 PM ETHWUSDT perpetual Every 8 hours Every 4 hours 4:00 PM USTCUSDT perpetual Every 8 hours Every

Funding fee collection before and after the first change: Funding fee collection Premium index period used for funding rate calculations January 3, 2024, 4:00 pm UTC+8 January 3, 2024, 12:00 am UTC+8 - January 3, 2024, 8:00 am UTC+8 (cross-period collection) January 4, 2024, 12:00 am UTC+8 January 3, 2024, 4:00 pm UTC+8 - January 4, 2024, 12:00 am UTC+8 (current-period collection) January 4, 2024, 8:00 am UTC+8 January 4, 2024, 12:00 am UTC+8 - January 4, 2024, 8:00 am UTC+8 (current-period collection

8:00 am ORBSUSDT perpetual Every 8 hours Every 4 hours 8:00 am The original funding rate interval for these perpetual futures is 8 hours.

~29,999 5.0% 8 8 30,000~34,999 5.5% 8 9 35,000~39,999 6.0% 8 10 40,000~44,999 6.5% 8 ... … (Step size 5,000 to next tier) … (Step size 0.5% to next tier) … (Varies with maintenance margin ratio) ... 895,000~899,999 92.0% 1 BSV: Tier No. of Contracts Maintenance Margin Ratio Maximum leverage level 1 0~999 2.0% 20 2 1,000~1,999 2.5% 15 3 2,000~4,999 3.0% 10 4 5,000~9,999 3.5% 9 5 10,000~19,999 4.0% 9 6 20,000~24,999 4.5% 8 7 25,000~29,999 5.0% 8 8 30,000~34,999 5.5% 8 9 35,000~39,999 6.0% 8 10 40,000

OKX team Feb 8, 2025

BTCUSD expiry futures overview Available expiration date 7 expiration dates Expiration date and time Weeklies: Friday at 16:00 (UTC+8) Monthlies: the last Friday of a month at 16:00 (UTC+8) Quarterlies: the last Friday of a calendar quarter (March, June, September, December) at 16:00 (UTC+8) Listing time New futures contract will be listed at 16:00 (UTC+8) every Friday Thank you for your continued support. OKX Team March 10, 2025

Specific adjustment details are as follows: Futures Funding rate interval before adjustment Funding rate interval after adjustment Adjustment time (UTC) API3USDT perpetual Every 8 hours Every 4 hours 8:00 am The original funding rate interval for above perpetual futures is 8 hours. The platform settles funding fees at 12:00 am, 8:00 am, and 4:00 pm each day. Post adjustment, the funding rate interval for above contracts will be 4 hours.

OKX team December 8, 2023

When the present value of an Applicable Insurance Fund is lower than a. the Average value of the Applicable Insurance Fund in the last 8 hours ("8 Hr Average") minus the greater of i. 30% of the 8 Hr Average; or ii. USD 50,000 (or equivalent) (the result of (a) is the "Volatile Drop Threshold"); 2. When the Applicable Insurance Fund has been fully depleted; 3.

USD 1.5% 2% 3% 4% 5% 10% 15% 21% 24% 30% 30% 40% Tier 4: 10,000,000 - 30,000,000 USD 2% 3% 4% 5% 6% 12% 18% 24% 30% 30% 30% 40% Tier 5: 30,000,000 - 50,000,000 USD 3% 4% 5% 6% 7% 15% 21% 27% 30% 30% 30% 40% Tier 6: 50,000,000 - 80,000,000 USD 4% 5% 6% 7% 8% 17% 27% 30% 30% 30% 30% 40% Tier 7: 80,000,000 - 120,000,000 USD 5% 6% 7% 8% 12% 20% 30% 30% 30% 30% 30% 40% Tier 8: 120,000,000+ USD 30% 30% 30% 30% 30% 30% 30% 30% 30% 30% 30% 40%

KAN deposit - 16:00 Jun 7 (Hong Kong Time, UTC +8) 2. KAN spot trading (OKB Market) - 16:00 Jun 8 (Hong Kong Time, UTC +8) 3. KAN withdrawal - 18:00 Jun 13 (Hong Kong Time, UTC +8) 4. KAN spot trading (BTC, ETH, USDT Market) - 16:00 Jun 12 (Hong Kong Time, UTC +8) Risk Warning: Trading digital assets involves significant risk and can result in the loss of your invested capital.

Monthly: the last Friday of each month at 8:00 am UTC Quarterly: the last Friday of each calendar quarter at 8:00 am UTC Weekly: every Friday at 8:00 am UTC Quarterly: the last Friday of each calendar quarter at 8:00 am UTC Listing time New futures contracts will be listed at 8:00 am UTC. Bi-weekly, bi-monthly, and bi-quarterly contracts will be listed.

AE and SC deposit - 16:00 Jun 7, 2018 (Hong Kong Time, UTC +8) 2. AE/OKB and SC/OKB spot trading - 16:00 Jun 8, 2018 (Hong Kong Time, UTC +8) 3. AE/BTC, AE/ETH, AE/USDT and SC/BTC, SC/ETH, SC/USDT spot trading - 16:00 Jun 11, 2018 (Hong Kong Time, UTC +8) 4. AE and SC withdrawal - 16:00 Jun 12, 2018 (Hong Kong Time, UTC +8) Risk Warning: Trading digital assets involves significant risk and can result in the loss of your invested capital.

Yours truly, OKX May 8, 2018

Execution time: We will delist the above-mentioned trading pairs at 8:00 am - 8:30 am UTC on February 8, 2024. We advise users to cancel orders pertaining to these trading pairs before 8:00 am UTC on February 8, 2024. Otherwise, the system will automatically cancel these orders. The cancellation may take 1-3 working days. Suspension on crypto deposit: We have suspended the deposits of the crypto mentioned above: WAVES, starting from 8:00 am UTC on February 1, 2024.