On May 9, 20 19, the main force of CBOT 10-year US Treasury futures, ZNM9, rose by 0. 19%, with a turnover of 2.026 million lots. The decline in us stocks narrowed. The yield of US 10-year treasury bonds falls below the yield of 3-month treasury bonds, which is called "upside down".

Both the Federal Reserve and Larry Coudrat, chief economic adviser to US President Donald Trump, believe that the yield curve between three-month US Treasury bonds and ten-year US Treasury bonds is a crucial indicator.

On Thursday, May 9, 2009, the yield of benchmark 10-year US Treasury bonds dropped to about 2.426%, while the yield of 3-year US Treasury bonds hovered around 2.429%.

Us treasury bonds refer to the national bonds issued by the us treasury on behalf of the federal government. According to the different issuance methods, US Treasury bonds can be divided into three types: voucher-type treasury bonds, physical voucher-type treasury bonds (also known as bearer from bond or Treasury bonds) and book-entry treasury bonds.