周一（6月23日）纽约尾盘，美国10年期基准国债收益率下跌2.76个基点，报4.3475%，北京时间08:00开盘以来，至19:29保持微幅高位震荡状态，最高达到4.4028%，随后持续下挫，在伊朗报复“美国周末袭击伊朗核设施”之际、于00:36跌至4.2886%刷新日低。两年期美债收益率跌4.44个基点，报3.8633%，日内交投于3.9289%-3.8083%区间。

Core Viewpoint - The U.S. 10-year Treasury yield experienced a decline amid geopolitical tensions, specifically following an attack on Iranian nuclear facilities, indicating market reactions to international events [1] Treasury Yield Summary - The 10-year benchmark Treasury yield fell by 2.76 basis points, closing at 4.3475% [1] - During the trading session, the yield fluctuated, reaching a high of 4.4028% before dropping to a daily low of 4.2886% [1] - The 2-year Treasury yield decreased by 4.44 basis points, settling at 3.8633%, with intraday trading between 3.9289% and 3.8083% [1]