The HYSA with industry-leading rates
Whatever you're saving for, we’d love to help you get there. Open a high-yield savings account (HYSA) at Cornerstone and start earning at 3.75% today.1
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3.75% Annual Percentage Yield1
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$0 monthly service fee
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$50 to open
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Open online in minutes
Grow your savings nearly 10x faster
Two people can save the same amount with drastically different outcomes. One earns at an average rate on a typical savings account, while the other earns at an industry-leading rate with a Cornerstone HYSA.
Cornerstone HYSA
3.75% APY
$187.50 estimated earnings in one yearNational average
0.38% APY
$19.00 estimated earnings in one yearEstimates assume an unchanged balance and APY for one year, with no additional deposits, withdrawals, or fees. APY includes compounding. Rates may change; actual earnings may vary.
Federal Deposit Insurance Corporation. "National Rate: Savings (SNDR)." Federal Reserve Bank of St. Louis, FRED. Updated Oct. 19, 2026.
Why savers love our HYSA
A great rate is only part of the story. Here's what else comes with a Cornerstone HYSA:
No monthly service fee
Earn the APY from your first penny, with a $0.01 minimum balance
Interest compounds and pays quarterly
Up to 6 withdrawals per monthly statement cycle
Free online and mobile banking, plus auto-deposits
Open it on your lunch break
Got a few minutes? Then you’ve got time to open an HYSA with us. You can do it in three steps:
Apply securely online from your phone or laptop
Fund it with just $50 (or up to $250,000)
Set up a recurring transfer and track your balance online or in our app
Ready? Let’s grow.
A car repair, vet bill, or last-minute flight home. With a Cornerstone HYSA, your savings grow, while staying in reach for when life happens. Set aside a little every payday, and you'll be ready for both surprises and your future goals.
