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Personal Finance

How do fintechs like Mercury and Brex work?

Quick Answer

Mercury, Brex, and similar fintechs lack a bank charter — they partner with FDIC-insured banks (Choice, Evolve, Column). They wrap deposits in modern UX, multi-bank FDIC sweep up to $5M, integrated cards, treasury MMF access, and APIs for startups.

How Mercury and Brex layer modern UX on top of FDIC partner banks.
Warren Team
Updated April 26, 2026
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Important Disclaimer:

The information provided is for educational purposes only and should not be considered as personalized financial advice. Warren is a registered investment advisor. Past performance does not guarantee future results. Please consult with a qualified financial advisor before making investment decisions.

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