According to a Binance Announcement, Binance will reduce collateral ratios for five assets under Portfolio Margin effective April 24 at 06:00 UTC, with WBTC cut from 70% to 60%, CAKE and ETHFI each from 60% to 50%, INJ from 60% to 40%, and TRUMP from 50% to 30%. Under PM Pro, TAO's tiered collateral structure will also be revised. Separately, Binance Futures will lower leverage and margin tiers for 19 USDⓈ-M perpetual contracts beginning 06:30 UTC the same day, including ARKMUSDT, BIGTIMEUSDT, BOMEUSDT, and others. Existing positions will be affected; users with active futures grid strategies are advised to adjust before the changes take effect.