Sweeten up your savings! Special Offers 3.60% APY 6 Month Share Certificate 3.35% APR 12 Month Certificate * Annual Percentage Yields (APYs) effective May 13, 2026, and are subject to change at any time without notice. Minimum deposit of $2,500 required. A penalty will be imposed for early withdrawal and may invade on principal. MECU is federally insured by the NCUA.