Full Service Checking
(Minimum to open $100.00; Minimum for APY $2500.00 AAB5)
Interest Rate%
APY1
AAB5
$2,500.01 to $10,000.00
0.10
0.10
$10,000.01 to $25,000.00
0.15
0.15
$25,000.01 +
0.25
0.25
Premier Checking
(Minimum to open $10,000.00 AAB5)
Interest Rate%
APY1
AAB5
$0.00 to $50,000.00
0.25
0.25
$50,000.01 to $100,000.00
0.50
0.50
$100,000.01 to $200,000.00
0.60
0.60
$200,000.01 +
0.70
0.70
Interest Bearing Savings Accounts(2)(3b)
IRA Open Time & College Fund Accounts
Interest Rate%
APY1
(Minimum to open IRA $50.00, College Fund $250.00, Minimum for APY on IRA $50.00 AAB5, College Fund $250.00 AAB5)
1.70
1.71
Savings (Personal & Business)
(Minimum to open $100.00)
Interest Rate%
APY1
AAB5
$0.00 to $500.00
0.15
0.15
$500.01 to $5,000.00
0.15
0.15
$5,000.01 to $50,000.00
0.30
0.30
$50,000.01 to $100,000.00
0.50
0.50
$100,000.01 to $200,000.00
0.60
0.60
$200,000.01 +
0.70
0.70
Simply Savings (Personal & Business)7
(Minimum to open $100.00)
Split Interest Rate%
APY % Range
AAB5
$0.00 to $500.00
2.50
2.53
$500.01 to $25,000.00
2.50
2.53 to 2.53
$25,000.01 to $50,000.00
0.50
2.53 to 1.51
$50,000.01 to $100,000.00
0.75
1.51 to 1.13
$100,000.01 to $200,000.00
1.00
1.13 to 1.07
$200,000.01 to $1,000,000.00
1.00
1.07 to 1.02
Money Market Savings
(Minimum to open $100.00; Minimum for APY $25,000.00 AAB5)
Interest Rate%
APY1
AAB5
$25,000.01 +
0.75
0.75
Business Money Market Savings
(Minimum to open $10,000.00; Minimum for APY $10,000.00 AAB5)
Interest Rate%
APY1
AAB5
$10,000.01 to $25,000.00
0.50
0.50
$25,000.01 +
0.75
0.75
Certificates of Deposit(3ab)
Interest Rate
APY1
Interest Rate
APY1
Interest Rate
APY1
DB4 of
$2500.00 Minimum
$15,000.00
$50,000.00 & IRA
30 – 90 Day*
0.90
0.90
0.95
0.95
1.00
1.00
DB4 of
$1000.00 Minimum
$15,000.00
$50,000.00 & IRA
3 month**
0.90
0.90
1.00
1.00
1.10
1.10
6 month
1.00
1.00
1.10
1.10
1.20
1.21
12 month
1.15
1.15
1.25
1.26
1.35
1.36
15 month with Bump(6)(2)(Variable)
1.90
1.91
2.00
2.02
2.00
2.02
18 month
1.40
1.41
1.50
1.51
1.60
1.61
24 month
1.50
1.51
1.60
1.61
1.70
1.71
30 month
1.50
1.51
1.60
1.61
1.70
1.71
33 month with Bump(6)(2)(Variable)
1.90
1.91
2.00
2.02
2.00
2.02
36 month
1.50
1.51
1.60
1.61
1.70
1.71
42 month
1.50
1.51
1.60
1.61
1.70
1.71
48 month
1.50
1.51
1.60
1.61
1.70
1.71
60 month
1.50
1.51
1.60
1.61
1.70
1.71
*30-90 day has a minimum opening balance requirement of $2500.00.
**3-60 month term has a minimum opening balance requirement of $1000.00.
This Rate Chart contains information about interest rates and 1) Annual Percentage Yields (APY) for some of the accounts we offer. APY’s reflected for Certificate of Deposits are based on the minimum required deposit of each tier for the term offered. 2) The interest rate and annual percentage yield may change after account opening. 3) (a)A penalty may be imposed for early withdrawal. (b) Fees could reduce the earnings on the above accounts. 4) Daily Balance (DB). 5) Average Available (Collected) Balance (AAB). 6) The initial interest rate on your account will not change for the initial term of the account, unless you request and exercise the one time “Bump Option.” This requires you to visit a Grinnell State Bank branch. Maximum of $250,000.00 for non-personal (Entity) depositor. 7) Split Interest Rate is applied.
For additional information call Grinnell 641.236.3174, Marengo 319.642.5511, Johnston 515.278.6300, Polk City 515.984.6211
Interest rates and Annual Percentage Yields are current as of January 2, 2020.
