Treasury Department announces new Series I bond rate of 5.27% for the next six months

The U.S. Department of the Treasury announced Series I bonds will pay 5.27% annual interest Nov. 1 through April 2024, up from the 4.3% annual rate offered since May.

Tied to inflation, investors can claim 5.27% for six months — the fourth-highest I bond rate since 1998 — by purchasing anytime from Nov. 1through the end of April 2024.