
Treasury Sweep Accounts vs. Business Savings: Where Should Your Idle Cash Actually Sit?
Fintechs like Mercury and Rho now offer treasury and sweep accounts yielding 3.7%-5.4% on idle business cash, but treasury balances are typically SIPC-insured up to $500,000 while sweep-network balances stay FDIC-insured — a distinction worth understanding before moving six figures.










