By Margery Penrose·Published 1 January 2026·Last reviewed 15 May 2026

Suitable match A Money Market Account at a online-only banks is a reasonable fit for a small business owner. The product's rate profile aligns with the priorities of this depositor type — managing operating cash and reserves in a business entity. needs ach capability,. See the suitability notes below for the specific trade-offs at online-only banks versus other institution types.

About Small Business Owner Depositors

Managing operating cash and reserves in a business entity. Needs ACH capability, FDIC coverage on business accounts, and low fees.

About Money Market Account at Online-Only Banks

A hybrid deposit account combining savings-account interest rates with limited check-writing and debit-card access. Rates often tier by balance, rewarding larger deposits.

Ally, Marcus, Discover Bank, American Express Bank. Consistently lead rate tables by 1–3 percentage points due to near-zero branch overhead.

Rate and Insurance at a Glance

AttributeDetails (as of 15 May 2026)
Typical APY4.20–5.00%
Minimum balance$2,500 (typical)
FDIC insuredYes — up to $250,000
NCUA insuredNo

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