Bitget will revise position tiers, leverage limits and maintenance-margin rates for seven stock-linked perpetual futures pairs at 12:00 UTC on Sept. 14, 2026, while changing TUSDT funding from four-hour to hourly intervals at 13:00 UTC. On Sept. 15 at 04:00 UTC, it will change ONGUSDT funding from hourly to every four hours. Traders should review positions, leverage and funding rates because recalculation may raise liquidation risks, noncompliant bots may be terminated, and either funding adjustment may be rescheduled during high volatility.