one. The Schwab Bank Investor Checking account is out there only like a linked account with a Schwab One® brokerage account. The Schwab One brokerage account has no minimum balance requirements, no bare minimum balance costs, no minimal trade necessities, and there is no prerequisite to fund this account https://financefeeds.com/wfe-releases-global-guidance-on-transitioning-to-t1-settlement/