美国至4月29日6周国债竞拍-得标利率 4.23%，前值4.24%。

Core Insights - The auction yield for the 6-week U.S. Treasury bill as of April 29 was 4.23%, slightly down from the previous yield of 4.24% [1] Summary by Category - Auction Results - The winning bid rate for the 6-week Treasury bill auction was recorded at 4.23% [1] - This represents a minor decrease from the prior auction's yield of 4.24% [1]