OKX announced four equity USD Expiry Perps, known as X-Perp, with trading scheduled to begin on Sep. 24, 2026, at 9:00, 9:15, 9:30 and 9:45 UTC. The listed contracts are IONQUSD, SKDDUSD, ASTSUSD and SMCIUSD, each designated as UM (X-Perp). The updates will cover OKX’s web and app interfaces as well as its API. OKX said X-Perp is designed to provide a more flexible and efficient derivatives trading experience, while advising users to understand leveraged-trading risks and manage their positions accordingly. Regional access to the listed products should be checked in the app.