Data Includes latest auction rates for Treasury Series I Savings Bonds, Treasury Series EE Savings Bonds, Treasury Bonds, Treasury Bills, Treasury Notes, Treasury Inflation Protected Securities (TIPS) and Treasury Floating Rate Notes (FRN).

All rates are based on auction results from TreasuryDirect. Treasury auctions enable institutions and individual investors to purchase securities directly from the U.S. government without fees. These rates differ from those of Treasury securities bought on the secondary market. Treasury auctions follow a set schedule throughout the year, which can be found on the TreasuryDirect website.