The story about high rates is usually about the people paying them, while the banks collecting them had a very different 2025.
FDIC-insured banks posted $295.6 billion in net income for the year, up 10.2% from 2024, even as community banks felt some pressure and certain real estate portfolios got shakier. The driver behind the numbers is a wider gap between what banks pay savers and what they earn on loans, which is called net interest margin.
Banks reported a Q4 net interest margin of 3.39%, helped by a 2.2% rise in net interest income, per the FDIC's Quarterly Banking Profile released February 24, 2026.
Return on assets came in at 1.24% for the quarter, down just 3 basis points from Q3, while aggregate net income was $77.7 billion. Loan books grew 2% from the prior quarter and 5.9% for the year, while domestic deposits rose 1.8%, marking the sixth straight quarterly gain.
In plain English: customers kept borrowing, savers kept saving, and the spread on both finally worked in the banks' favor.
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Most savers are still earning very little.
The FDIC's national average for a money market account is 0.57%, and the average checking or savings account is not much better. Meanwhile, banks have been earning 6% to 8% on new commercial loans and a similar range on credit card balances, with the difference flowing to the bottom line.
This is the textbook version of how rising rates help banks, with deposit pricing moving slowly while loan pricing moves with the Fed.
The picture is not perfect.
Community bank net income fell 3.8% from Q3 to Q4, a sign that smaller banks are feeling more pressure from deposit costs and loan losses. The FDIC also flagged high late-payment rates in some commercial real estate and consumer portfolios, even as overall asset quality held up.
The catch: if rates fall faster than expected, the margin tailwind starts to fade.
The Fed is widely expected to cut rates two or three more times in 2026, and that is the variable that matters most for bank earnings.
A slower pace of cuts keeps deposit costs in check and protects the spread, while a faster pace squeezes the same margin that lifted 2025 results. With $295.6 billion already in the books, the next year is more about defending the gains than adding to them.
Banks are heading into 2026 with a thicker cushion than they had a year ago.
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