Investors sought refuge in US bonds on the last day of May, with the two-year US bond yield rising more than 29 basis points for the entire month.

On Friday's New York session, the US 10-year benchmark Treasury yield fell by 1.77 basis points to 4.4004%. It has increased by 23.84 basis points in May and reached 4.6247% on May 22. The 2-year US bond yield decreased by 4.11 basis points to 3.8975% and has risen by 29.47 basis points in May, reaching a high of 4.0592% from May 1 to 14 before fluctuating at high levels.