Institution Insured By Product APY Minimum Deposit Newtek Bank FDIC 6-Month CD Special 4.30% None United Fidelity Bank, fsb FDIC 6-Month Online CD Special 4.20% None Northern Bank Direct FDIC 6-Month CD 4.15% $500 Vibrant Credit Union NCUA 6-Month CD Special 4.15% None Communitywide Federal Credit Union NCUA 6-Month Share Certificate 4.10% $1,000 Where To Get The Best 6-Month CD Rate Right now, Newtek Bank offers one of the strongest short-term CD options available, with a 6-month CD special earning 4.30% APY and a $500 minimum balance required to earn the advertised rate. Money market accounts are usually a higher-yielding option than standard savings accounts, and rates at some banks and credit unions are competitive with rates on CDs and high-yield savings accounts.