据美国纽约联储数据，上个交易日（9月17日，美联储降息日）担保隔夜融资利率（SOFR）报4.38%，之前一天报4.39%。上个

Core Points - The secured overnight financing rate (SOFR) was reported at 4.38% on the trading day of September 17, the day of the Federal Reserve's interest rate cut, down from 4.39% the previous day [1] - The effective federal funds rate remained unchanged at 4.33% on the same trading day, consistent with the previous day's rate [1]