APY Ledger rate-source excerpt. APY Ledger is an independent rate tracker, not affiliated with this institution. Lines containing rates, copied from the public page below; open that page for full terms. Never enter account details on apyledger.com. Source: https://www.harborstone.com/personal/checking-savings/everyday-savings-account/certificates Read: 2026-10-22T16:22:45.000Z Certificates | Harborstone Credit Union Account Type | Dividend Rate | Annual Percentage Yield | Minimum Opening Balance | Minimum Monthly Balance Account Type IRA Savings¹ | Dividend Rate 1.00% | Annual Percentage Yield 1.01% | Minimum Opening Balance $100 | Minimum Monthly Balance $100 Account Type 1-Year Fixed Rate Accumulator IRA Certificate¹ | Dividend Rate 3.69% | Annual Percentage Yield 3.75% | Minimum Opening Balance $100 | Minimum Monthly Balance $100 Account Type 18-Month Fixed Rate Accumulator IRA Certificate¹ | Dividend Rate 2.38% | Annual Percentage Yield 2.41% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 2-Year Fixed Rate Accumulator IRA Certificate¹ | Dividend Rate 2.43% | Annual Percentage Yield 2.46% | Minimum Opening Balance $100 | Minimum Monthly Balance $100 Account Type 5-Year Fixed Rate IRA Certificate¹ | Dividend Rate 1.87% | Annual Percentage Yield 1.89% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 6-Month Certificate | Dividend Rate 2.89% | Annual Percentage Yield 2.93% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 12-Month Certificate | Dividend Rate 3.69% | Annual Percentage Yield 3.75% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 18-Month Certificate | Dividend Rate 2.38% | Annual Percentage Yield 2.41% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 24-Month Certificate | Dividend Rate 2.33% | Annual Percentage Yield 2.36% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 30-Month Certificate | Dividend Rate 1.97% | Annual Percentage Yield 1.99% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 36-Month Certificate | Dividend Rate 1.87% | Annual Percentage Yield 1.89% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type 48-Month Certificate | Dividend Rate 1.77% | Annual Percentage Yield 1.79% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type Flexible 12-Month Certificate | Dividend Rate 2.86% | Annual Percentage Yield 2.90% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type Flexible 18-Month Certificate | Dividend Rate 2.03% | Annual Percentage Yield 2.05% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type Flexible 36-Month Certificate | Dividend Rate 1.73% | Annual Percentage Yield 1.74% | Minimum Opening Balance $500 | Minimum Monthly Balance $500 Account Type Jumbo 6-Month Certificate | Dividend Rate 2.99% | Annual Percentage Yield 3.03% | Minimum Opening Balance $50,000 | Minimum Monthly Balance $50,000 Account Type Jumbo 12-Month Certificate | Dividend Rate 3.69% | Annual Percentage Yield 3.75% | Minimum Opening Balance $50,000 | Minimum Monthly Balance $50,000 Account Type Jumbo 18-Month Certificate | Dividend Rate 2.53% | Annual Percentage Yield 2.56% | Minimum Opening Balance $50,000 | Minimum Monthly Balance $50,000 APY = Annual Percentage Yield