Glossary

CD ladder

Splitting cash across staggered CDs so matured funds reach the market at regular intervals.

Splitting cash across staggered CDs so matured funds reach the market at regular intervals.

A ladder divides money across certificates of deposit with successive maturities - six months, a year, eighteen months, two years - so one tranche matures every few months. The matured CD can be reinvested at the new prevailing rate or spent, which converts a single bet on today's rate into a rolling average, and the locked rates on the remaining rungs protect the yield the ladder already captured. Longer rungs usually pay more, so a ladder blends term premium with liquidity.

Building it well means matching rungs to real cash needs: near-term rungs for planned expenses, longer rungs for money you will not touch. The classic mistake is laddering into a flat or inverted curve where two years pays barely more than six months - the extra lock buys almost nothing. Watch early-withdrawal penalties, since any rung you break before maturity can surrender months of interest, and confirm each rung's issuer is FDIC-insured within your ownership categories.

Worked example

Six CDs of $10,000 maturing every three months over eighteen months: every quarter one rung matures, giving you the choice to spend it or roll it into the longest available rate - dollars arriving at today's market while the old rungs keep paying yesterday's.

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