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

What to Expect from Fintech Neobanks Cash Sweep Accounts

SoFi, Wealthfront Cash, Betterment Cash Reserve. Pass-through deposit models; rates competitive but products newer and regulatory history shorter.

For Cash Sweep specifically: The default rate applied to uninvested cash sitting in a brokerage account. Most brokerages default to extremely low rates (0.01–0.50%), quietly siphoning yield from idle capital.. At fintech neobanks, the rate pattern reflects their cost structure and competitive positioning in the deposit market.

Rate Summary — Cash Sweep at Fintech Neobanks

Typical APY range

0.01–4.50%

Minimum balance

Varies

Rate range as of 15 May 2026. Rates change daily — verify before depositing.

Key Characteristics at Fintech Neobanks

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