An electronic bank-to-bank transfer run through the U.S. Automated Clearing House network.
ACH transfers move money electronically between U.S. bank accounts and power direct deposit, automatic bill pay, and transfers between your own accounts. They are usually free but can take one to a few business days to settle, unlike instant wire transfers. Setting up automatic ACH transfers is the simplest way to automate saving and investing.
Automating a monthly ACH transfer into a brokerage account makes investing consistent and effortless.