Bounty
Worth it?

Alliant CU High-Rate Savings bonus: is $100 worth it?

What it adds over what your cash earns now, tier by tier. Change the rate to yours.

+$86: more than leaving it at 4.15%
With the bonus11.33%
Leave it where it is4.15%

Yearly rate on $1,200 while it's there, bonus included.

The math

Compared with leaving $1.2k at 4.15%

Bonus
+$100
Interest while it's there
3.01% for 365 days
+$36
What it'd earn at home
$1,200 at 4.15% for 365 days
−$50
Extra
+$86
Works out to 11.3% a year on that cash, vs 4.15% at home.

Deposit $1,200 in new money within 30 days · Deposit $1,200 in new money within 365 days · Average $1,200 from day 1 to day 365. Terms checked Oct 10, 2026.

See every bonus ranked like this for you

About this bonus

What it takes

  1. 1Deposit $1,200 in new money within 30 days
  2. 2Deposit $1,200 in new money within 365 days
  3. 3Average $1,200 from day 1 to day 365
Ends
Dec 31, 2026
Where
Nationwide
Pays while it's there
3.01% a year
Monthly fee
None
Cash stays
About 365 days
Bonus paid
Usually within 28 days of finishing
Credit check
A ChexSystems inquiry (not your credit score)
Terms checked Oct 10, 2026The bank's offer pageFound via Doctor of Credit

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Questions

Is the Alliant CU High-Rate Savings bonus worth it?

At 4.15%, about what T-bills or a money market fund pay (as of Oct 12, 2026), the $1,200 tier adds +$86: the $100 bonus plus $36 interest, minus the $50 that cash would have earned in 365 days. At a different rate the answer changes; the calculator on this page works it out for yours.

What are the requirements?

Deposit $1,200 in new money within 30 days; deposit $1,200 in new money within 365 days; average $1,200 from day 1 to day 365. Open nationwide.

When does it end?

The offer ends Dec 31, 2026. The terms were last checked Oct 10, 2026.