
Banking
How Banks Price Deposits and Turn the Spread Into Profit
The FDIC put the US banking industry's net interest margin at 3.35 percent in the third quarter of 2025, and that one ratio explains how deposits make money.
Banking covers institutions and their systems: how deposits are funded and priced, what a core migration involves, which licensing route a provider chose, and the cost per account determining viability. Written for bank product and strategy teams, and for anyone assessing a digital institution's durability.
Deposit economics, core system migrations, licensing routes and the unit costs deciding whether a digital bank reaches profitability or quietly refinances.

The FDIC put the US banking industry's net interest margin at 3.35 percent in the third quarter of 2025, and that one ratio explains how deposits make money.