washington dow jonesthe us treasury plans to auction 21 billion in 30year bonds thursday the debt will settle on feb 15 2023 and will mature feb 15 2053 the federal reserve holds 69565 billion of maturing securities for its own account amounts bid by the federal reserve banks for their own account will be in addition to the public offering amount noncompetitive tenders for the 30year bonds available in minimum denominations of 100 must be received by 1200 pm eastern time thursday competitive tenders available in minimum denominations of 100 must be received by 100 pm eastern time