https://www.bogleheads.org/forum/viewtopic.php?t=270012
why is 12-month CD rate higher than 18-month CD? - Bogleheads.org
Jan 17, 2019 ... Don't banks usually give you a higher interest rate on longer-term CD's? When I went on Ally.com, it shows 2.75% on a 12-month High-Interest ...