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Business Account Rates

Effective 05/13/25
Business Accounts
Interest Rate2
APY2
OSB Interest Checking
$2,500.00-$9,999.990.01%0.01%
$10,000.00-$24,999.990.02%0.02%
$25,000.00+0.05%0.05%
OSB Statement Savings
$0-$999.990.01%0.01%
$1,000.00-$9,999.990.02%0.02%
$10,000.00-$24,999.990.05%0.05%
$25,000.00+0.05%0.05%
OSB Money Market Savings
$2,500.00-$9,999.990.01%0.01%
$10,000.00-$24,999.990.02%0.02%
$25,000.00-$99,999.990.05%0.05%
$100,000.00-$499,999.990.40%0.40%
$500,000.00-$999,999.991.00%1.00%
$1,000,000.00+1.49%1.50%
Certificates of Deposit1
Interest Rate
APY
6-month4.02%4.10%
12-month4.17%4.25%
24-month1.49%1.50%
36-month1.74%1.75%
48-month1.83%1.85%
60-month1.98%2.00%

1 A penalty may be imposed for early withdrawal. Fees could reduce earnings on accounts. All certificates are available as IRAs.

2 The interest rate and annual percentage yield may change without notice after account opening. Interest Rates and Annual Percentage Yields are current as of 5/13/2025.

Announcing….

Jump Start Savings for Kids!

A special Ohio State Bank savings account for kids under 18!

7.00% APY* up to $1500.001

  • No monthly maintenance fee! 
  • Free cashier’s checks!
  • Free eStatements and free paper statements!
* APY=Annual Percentage Yield. 1 APY is effective May 13, 2025, for a limited time. Minimum opening deposit $25.00. The APY for balances above $1500.00 will earn an APY range from .15% to 7.00%. 2 This account is for children under 18 years of age and custodian required on the account. When child reaches 18 years of age, the account will convert to Statement Savings Account with the published rates at that time. 3 Fees may reduce earnings on your account. Member FDIC.

Consumers should contact an employee for further information about applicable fees and terms.