According to CoinMeta, Binance announced that it will update the cross-margin lending and withdrawal collateral ratios, portfolio margin collateral ratios and leverage, as well as the tiered collateral ratios for the Professional Portfolio Margin version on October 2, 2026, at 06:00 ( UTC ). This update is expected to be completed in about 30 minutes. Users should closely monitor the unified maintenance margin ratio ( UNIMMR ) to avoid potential liquidations or losses due to changes in collateral ratios and leverage.