OKX to Add Tri-Quarterly and Quad-Quarterly Expiry Dates to Coin-Margined Expiry Futures

Published on 21 July 20262 min read

This is a general announcement. The tokens and services referred to herein may not be available in your region. Please refer to the app for details.

To enrich the term structure of expiry futures and meet users' demand for longer-dated hedging, basis-locking, carry and calendar-spread trading, OKX will make the following change on the web, app and API at 16:00 on July 21, 2026 (Tuesday) (UTC+8) [exact time subject to the actual release]:

  1. Add Tri-quarterly and Quad-quarterly expiry dates to Coin-Margined (CM) expiry futures.

This change applies to all listed expiry futures underlyings.

The following contracts will be newly generated

  • BTCUSD-25JUN27 (Tri-quarterly), BTCUSD-24SEP27 (Quad-quarterly)

  • ETHUSD-25JUN27 (Tri-quarterly), ETHUSD-24SEP27 (Quad-quarterly)

Coin-Margined Expiry Futures — Generation Rules

  • Supported expiry dates: 8 expiries — current-week, next-week, current-month, next-month, current-quarter, next-quarter, Tri-quarterly, Quad-quarterly.

  • Expiry time: Weekly contracts expire every Friday at 16:00 (UTC+8); monthly contracts expire on the last Friday of the month at 16:00 (UTC+8); quarterly contracts expire on the last Friday of March / June / September / December at 16:00 (UTC+8).

Listing time: New expiry futures are listed every Friday at 16:00 (UTC+8). Only the next-week, next-month and the farthest quarterly contract are newly listed.When the expiry date of a newly generated contract differs from that of existing contracts:

  • Next-week contract: listed every Friday.

  • Next-quarter contract: listed on the third-to-last Friday of the quarter month (March, June, September, December).

  • Tri-quarterly contract: listed on the second-to-last Friday of the quarter month (March, June, September, December).

  • Quad-quarterly contract: listed on the last Friday of the quarter month (March, June, September, December).

When the expiry date of a newly generated contract would coincide with that of an existing contract:

  • No new contract will be listed. For example, if the upcoming next-week contract would have the same expiry date as the current-quarter contract, the next-week contract will not be generated.

Trading involves risks. Please make your decisions cautiously and in light of your own financial situation.

OKX Team

July 21, 2026